Showing posts with label Congestion. Show all posts
Showing posts with label Congestion. Show all posts

Monday, 4 May 2026

New Zealand Transport Minister recognises road pricing as a tool to defer new road capacity

It’s extraordinarily rare for politicians leading transport policy to understand road pricing beyond one dimension. Either they think it is a great way of raising money they can spend on projects that they can sell to the public, or it is a great way of reducing traffic, it’s rare to see an understanding of economics.

In New Zealand it is seen with the current Minister of Transport, Hon. Chris Bishop.  For context, New Zealand has recently passed legislation to allow for time-of-use road charging, the term used in New Zealand for congestion pricing. It will allow local authorities, in partnership with central government, to set up road pricing schemes specifically targeted to reduce congestion. Auckland is already some way ahead in developing recommendations for congestion pricing and is expected to advance proposals in the coming year.

The primary purpose of congestion pricing in New Zealand will be to reduce congestion, noting that such pricing will also generate net revenues, which will be used subject to agreement between central and local government. This will likely see net revenues directed towards a range of transport projects in the city or district where the pricing scheme operates.  

However, there is another feature that road pricing enables, beyond raising money and getting better use of existing road infrastructure, which is to provide information on where better to direct future road capital spending.

Bishop hinted at this in February 2026 when the National Infrastructure Plan was released by the Infrastructure Commission. It noted that road pricing could “defer the need for expensive capacity expansions”.

Radio New Zealand reported on 18 February 2026:

Asked whether time of use charging should be used first before committing funds to two tunnels, Bishop said it was an option under consideration and he would have more to say soon.

"I'm not cancelling the tunnel, but we are giving active consideration to what time-of-use pricing might do to our transport projects. You have to factor these things in, because thay are a mechanism for demand management and making more efficient use of our infrastructure, which is exactly what the commission says."

The project referred to is to duplicate two tunnels in Wellington city (known as the SH1 Wellington Improvements project), both of which are subject to significant congestion at peak times (and frequently off-peak times). It's a project primarily about congestion, but also resilience (the Terrace Tunnel has one-lane southbound, and Mt Victoria Tunnel is 95 years old with only one-lane in each direction) and helping to move traffic from the waterfront highway (which acts as a backup to the network, but separates the waterfront from the central business district). 

Wellington State Highway 1 network issues


Proposed second Wellington Terrace Tunnel (northern end)

Proposed second Mt Victoria Tunnel (western end)

Both tunnels are part of State Highway 1, which is the main highway into the city, but also bypassing the city centre towards the airport, eastern and southern suburbs. Congestion pricing would be likely to reduce traffic on this route, particular traffic using the tunnels to drive into the central city.

The current New Zealand Government went to the previous election promising to build the project. That may still happen. Finance Minister, the Hon. Nicola Willis, has said it will proceed. 

Of course the simplest, and possibly least controversial option, would be to proceed with the project, and introduce time of use road charging to help pay for it, but also manage demand from the additional capacity, by placing a cordon within the boundaries of State Highway 1. This would mitigate fears that the new capacity would induce demand away from public transport for trips into the central city, ensure that the new capacity worked efficiently.

Yet the most economically efficient option is to introduce pricing in advance, to determine if it would sufficiently reduce demand to defer the need for the new tunnel capacity.  That is certainly worth investigating.  There are two key elements to this approach:

  • What sort of road pricing scheme should be proposed in Wellington, that would optimise network use?
  • Can that proposed be sufficiently publicly acceptable to proceed?
I've doodled on a map of Wellington suggest a basic cordon concept that might work (inbound AM peak, outbound PM peak) that puts most of the central city behind it, which is also the area with the most intense public transport service (and is accessible on foot and cycle for inner city suburbs as well). 

Wellington Time of Use Road Charging cordon concept

Leaving aside a lot of details (e.g. keeping Oriental Bay and Mt Victoria outside the cordon, where to draw the line in Te Aro), the idea is the through route of SH1 isn't priced, because use of it is much less amenable to modal shift, so the first priority should be to encourage modal and time of use travel shift to and from the central city, with a second priority being to encourage time of use shifting predominantly through traffic (see below with lines on the main routes towards the central city from the north and the east).  Again the details on whether someone pays twice or just once, whether it be through the cordon or on State Highway 1 is a moot point, and the timing of operation might vary to manage demand, but this is only conceptual at this stage.

Second stage Wellington time of use road pricing, tunnels in addition to cordon

What matters more fundamentally is that a Transport Minister is talking about it.  Demand and traffic assignment modelling would identify whether a reasonable price for a downtown cordon would sufficiently reduce traffic numbers to relieve congestion at the two tunnels, or whether by pricing the waterfront route, the 15-20% of traffic on that route that is bypassing the city relocates onto the unpriced tunnels, effectively leaving congestion at those tunnels where it was before.  Although some routes into the city would be relieved, and traffic flow within the city would improve, if it meant no net improvement to traffic along the route the SH1 Wellington Improvements project was intended to fix, then it would be likely to generate some public and political opposition. Moreover, it would not dissipate calls to build the highway improvements.

However, if pricing was also placed on the tunnels, as well as the downtown, then it might make a difference if there was sufficient traffic with enough demand elasticity to be priced away from driving in the peaks.  

What next?

The New Zealand Government has a fiscal problem, in that it (like so many governments) has ambitions for capital spending on transport projects that it is struggling to fund. The temptation to delay or defer a project like the SH1 Wellington Improvements project is significant.  I expect there to be considerable analysis on the potential for tolling the project (as is the policy of the government), but just tolling the tunnels is problematic, as there are alternative routes (which are inferior, and which analysis has indicated it is preferable to attract traffic from as it is an urban setting, rather than encourage traffic onto). I very much doubt tolling is suitable for this project given tolls are likely to worse congestion on key bus routes rather than improve them.

Time of use road pricing in Wellington is likely to have merit regardless of the SH1 Wellington Improvements project, so should proceed, but there will be a political debate about use of the net revenues. I expect the Mayor and City Council to want to use net revenues to further their preferred projects, but the Minister will likely prefer supporting the tunnels project.

One option could be to use pricing to phase the SH1 Wellington Improvements project, so that the elements with the highest net benefit are advanced first (e.g. around the Basin Reserve, which is a troublesome bottleneck only partly related to tunnel capacity), and tunnels are built in a sequence reflecting demand impacts from pricing.  

Whatever happens, it's a great illustration of the key benefit that road pricing can bring, which is a reassessment of the merits of transport capital projects in the light of pricing. For example, it is also possible that road pricing could improve traffic flow for buses, that the need for additional bus priority measures erodes. That has its own political implications for those advocating taking road space from general traffic to give to other modes. It makes it easier to do it, but also reduces the case to do it.  What helps is there is the political will to be rational about this, hopefully this will persist regardless of the outcome of the New Zealand General Election later this year.

For the sake of my many overseas readers, some might note that Bishop is from the centre-right National Party, which is in coalition with the free-market liberal ACT Party and the nationalist-conservative NZ First Party. New Zealand's Parliament passed the  Land Transport Management (Time of Use Charging) Amendment Bill unanimously, including the three opposition parties.  I am unaware of any national Parliament anywhere in the world which showed unanimous support for enabling road pricing by time of use.

Wednesday, 12 November 2025

New Zealand's Parliament passes legislation to enable congestion pricing - unanimously (but the details will come later)

In a possibly unprecedented step, the New Zealand Parliament has voted - unanimously - to pass legislation allowing for "Time of Use road pricing" to be enabled, based on proposals from local road controlling authorities in partnership with the NZ Transport Agency (NZTA) (the central government transport funding and regulatory agency, which is also the State Highway manager).  

The Bill was introduced into Parliament by the three-party centre-right coalition government, and at the end was backed by the three leftwing Opposition parties as well.  I believe this is the first time anywhere in the world that congestion pricing has received unanimous political support at a national level.

According to the press release from Transport Minister, the Hon. Chris Bishop:

Sitting in traffic wastes time, costs money, and drags down productivity,” 

“Travel times in our major cities are up to 30 per cent longer than in comparable Australian cities, with Auckland congestion alone estimated to cost up to $2.6 billion by next year.

“Time-of-use charging is a common-sense tool that encourages people to travel at off-peak times or by other modes. It’s about keeping our cities moving - whether you’re a parent on the school run, a tradie heading to a job, or a truckie delivering exports to port.

“Time of use charging has been talked about in New Zealand for years and now we’re getting on with it. I am really pleased that the legislation to allow the establishment of time-of-use charging schemes passed Parliament unanimously. After years of discussion, it is great to see that all of Parliament is up for reducing congestion and improving productivity.

Ironically, there is next to no political appetite for such a policy in Australia in the near future, in any State or Territory.

Of course the legislation itself does not actually implement road pricing, but it does provide a framework for time of use pricing proposals to be generated, as a local-central government partnership, for approval by the Minister.  The details as to what it will mean, in practice, will only come once the Minister of Transport has approved a road pricing scheme, following a proposal submitted by local and central government authorities.

Objective

Unlike some congestion charging schemes implemented elsewhere, the primary purpose of any proposals in New Zealand must be to relieve congestion, not raise revenue (although it is acknowledged that revenue will be generated). It is not designed to reduce emissions, but it is acknowledged that this is likely to be a benefit from it.  It is fundamentally not intended to punish driving, but to reduce driving on specific roads at specific times so that traffic can flow more freely.  It more closely resembles the objectives of the Singapore Electronic Road Pricing policy, than say New York or London.

This is not surprising, as New Zealand is one of the most car-oriented countries in the world.  Auckland, which has 1.7 million people and has made the greatest progress in developing options for road pricing, may be the first to implement it. However, Auckland has highly dispersed travel patterns with around 80% of trips in Auckland undertaken by car (either as driver or passengers), with 18% by walking or cycling (and the remainder by public transport).  

Timing

The legislation does not come into force for a year after Royal assent, and subsequent to that, the Minister can receive proposals for approval, amendment or refusal. Given the next New Zealand General Election must happen before the end of 2026, it seems unlikely that the Minister will receive a proposal in advance of that. 

What's next?

Auckland Transport and subsequent to that Auckland Council are expected to make decisions on what sort of Time of Use road pricing scheme it wants to implement, with NZTA, and a proposal will need to be developed for acceptance by NZTA and then submitted to the Minister.  Before that happens, there will need to be public consultation on the proposal, and at that point the pressure will be highest on local politicians as to whether they want to advance any proposal for implementation.

Other cities can submit their own proposals too. Wellington, Christchurch, Queenstown and Tauranga have all been mooted in recent years for congestion pricing on some scale, so it will be interesting to see which, if any, look to advance work on concepts for pricing in the coming year. Although much smaller cities and towns than Auckland, all have some congestion at peak times which can be severe for their size, and could benefit from road pricing. 

Of course nothing is guaranteed.

The UK has had legislation enabling congestion charging by local authorities for around 24 years, and only Durham and Nottingham (the latter being a workplace parking levy) have implemented schemes under that legislation (London happened under specific legislation setting up Transport for London).  New Zealand will not be quite the same, as the UK has generally enabling legislation (not requiring central government support), whereas New Zealand will see proposals go to the Minister for approval and will need to be a central-local government partnership. However, I would wager that it is more likely New Zealand will have a congestion pricing system operating sooner than any other UK cities will implement it.

New Zealand, appears on the face of it, to have a rather unique set of political willingness to enable congestion pricing, which is unseen elsewhere, but the reality of what any proposal will actually mean for motorists will come later.

Let's hope whatever proposals advance, that they can bring enough political and public acceptability to enable them to be implemented.

The Bill (which won't be law until Royal Assent) is available here.

(meanwhile it would be nice if the NZ Ministry of Transport updated its website)

Thursday, 31 July 2025

New York's Lower Manhattan toll has reduced congestion

New York's congestion charge is of course ground-breaking in the United States as the first application of congestion pricing to all lanes on an existing road (of course express lanes have offered the choice of priced lanes in many cities and on many routes, and there are toll roads with higher peak charges, but congestion pricing on previously untolled roads is new).

The scheme has been in place now since 5 January, so is well bedded in. It is timely to look at the results so far.  It is designed primarily to raise revenue, which is why charges apply 24/7 (albeit with a significant discount during 2100-0500 weekdays and 2100-0900 weekends), but that doesn't stop there being a noticeable demand impact.  It should encourage both mode shift and some trip consolidation (fewer motor vehicle trips), and also some time shift close to the 0500, 0900 and 2100 time period cutoffs. 

The conclusion after six months is that traffic flows better, transit patronage is up and there are considerable net revenues being generated from vehicles paying the charge (which unhelpfully is called a toll). 

The National Bureau of Economic Research Digest reports an 8% increase in the speed of car trips within the zone and to the zone, with a 2.5% increase in speeds from the zone. 

New York City traffic speeds

It also noted a 15% in average CBD speeds with a 20% increase in weekday afternoons (1300-1700) and 25% increase in weekend evenings (1500-2100). 

The MTA has published data about vehicle entries and bus travel times.  

In January, there was an 8% reduction in vehicles entering the charged zone compared to the baseline of the previous year. By June 2025 the reduction in vehicles entering the charged zone was at 14% compared to what was forecast had charging not been in place. It was down 10% in May, 12% in April and 13% in March. This is an ongoing trend, which should result in higher traffic speeds as well as improved air quality.

MTA also reports bus speeds. These indicate a modest increase overall compared to previous years, but the effects vary considerably when disaggregated to specific routes. Route B39 sees a 30% increase in speeds, M1 hardly any change, as it is obviously dependent on the impacts on specific routes. 

Route M1 average speeds by month

Route B39 average speeds by month


With a flat fee for all routes, it is obvious some routes will see significant improvements, while others will not (either because they are much less congested anyway, or demand elasticity is different for different origin-destination pairs).

Transit use has gone up. Subway patronage is up 6-8% per month. Long Island Railroad, Metro-North Railroad and bus patronage are also up by similar percentages.

The PATH (subway from New Jersey) has seen patronage increases in all but one month since January of 7-11% per month.

Congestion pricing tracker website is more informative, as you can compare the driving times for a wide range of routes into the zone by time of day and day pf the week.

The Lincoln Tunnel has clearly sees reduced travel times during the day, but the Queens-Midtown Tunnel (which was already tolled) has seen little impact. Arguably in the mornings, there has been an increase, because those paying for the toll of this (and multiple other crossings) have the toll as a credit towards the congestion charge. This suggests some shift in chosen crossing to the tunnel because it is not longer punitively priced compared to the other crossings.

Lincoln Tunnel travel times


                    Queens-Midtown Tunnel travel times



Some of the data shows time shift around peak/off peak charges, but largely involving a slight increase before and after the change in charging times. 

The website's conclusions so far are:

Overall, the policy has mostly reached its intended effects, at least directionally. 

Traffic delays have decreased significantly across the board within the congestion zone, on tunnels and bridges to the zone, and even in the surrounding boroughs. 

While time saved in traffic depends significantly on the route one takes, it has ranged from a few minutes shaved off an evening commute to a decrease of thirty minutes or more. Official MTA data shows tens of thousands fewer vehicles are entering the zone, resulting in reduced crashes and injuries.

Environmental effects have also been apparent: honking and noise complaints have more than halved in some areas of the Congestion Zone, and air quality has reportedly improved.

While long-term effects of Congestion Pricing will continue to evolve over the months and years to come and vary significantly based on individual experience, our current data paints an encouraging picture of the policy’s effectiveness.

Of course reduced travel times/ increased speeds are an obvious measure of success. Those paying are now getting a better experience, with improved journey times and less energy wasted (with lower emissions).  However there is a lot of additional data needed to form a complete picture of the impacts.  What I would hope to see by early 2026 is:
  • Route by route average traffic speeds comparing free flow, pre-charging and post-charging 
  • Data on what happened to the reduced traffic (mode shift, higher vehicle occupancy, reduced number of trips, diverted trips) based on surveys
  • Compliance rates (proportion of vehicles paying the charge compared to those required to pay)
  • Complaints rates (numbers of formal complaints about charges)
  • Impacts on businesses located within the charging zone, including those relatively close to the 61st Street boundary (some may be winners, some losers if the charge deters some customers)
  • Data comparing local air quality within and just outside the charging zone before and after the charge was introduced

Will this encourage more congestion pricing in the USA?

It's too early to tell, but clearly the sky didn't fall in NYC, and there are some measurable and noticeable improvements in travel times and changes in behaviour.  However, lower Manhattan is fairly unique in the United States. With the possible exception of downtown Washington DC, no other US city has a concentration of trips and employment so focused on its downtown that is responsible for much urban congestion (and lower Manhattan's geography lends itself to charging).  

The big mistake will be thinking that the answer for each city will be to implement a cordon as seen in New York, particularly one that runs 24/7. This is the sort of nonsense that was seen when London was introduced, as it was assumed by some that every city just needed an area charge, but no others have ever been implemented.  

New York is, so far, a success. It faces its charges being increased in future years to sustain those benefits, noting New York was introduced at a considerably lower rate schedule than was originally proposed as seen below.  In 2028, the rates are going up by around a third on average, and another 25% in 2030 to meet the revenue targets desired. The impacts of both of those increases will be interesting, because it is likely they will be much more modest than the initial impact, but they may also prove to be politically more difficult.


New York congestion charge rate schedule page 1


New York congestion charge rate schedule Page 2



Tuesday, 4 March 2025

US Federal Highways Administration terminates agreement authorising New York congestion charge

On 20 February 2025 the Executive Director of the US Federal Highways Administration wrote to the Commissioners of the New York State and City Departments of Transportation and the President of the MTA as follows, essentially requesting that the New York congestion charging scheme cease to operate from 21 March 2025 on "Federal aid highways":

Dear Commissioner Dominguez, Commissioner Rodriguez, and President Sheridan:

I am writing pursuant to Secretary Duffy’s February 19, 2025, letter terminating the November 21, 2024 Value Pricing Pilot Program (VPPP) Agreement under which the Federal Highway Administration (FHWA) has approved the implementation of tolls as part of the New York’s Central Business District Tolling Program (CBDTP). The Secretary’s letter stated that the FHWA will contact the New York State Department of Transportation (NYSDOT) and its project sponsors, Triborough Bridge and Tunnel Authority (TBTA) and New York City Department of Transportation (NYCDOT), to discuss the orderly cessation of toll operations under the CBDTP.

In order to provide NYSDOT and its project sponsors time to terminate operations of this pilot project in an orderly manner, this rescission of approval and termination of the November 21, 2024 Agreement will be effective on March 21, 2025. Accordingly, NYSDOT and its project sponsors must cease the collection of tolls on Federal-aid highways in the CBDTP area by March 21, 2025. Please work with Rick Marquis, the FHWA’s New York Division Administrator, to provide the necessary details and updates regarding the cessation of toll operations.

A Federal aid highway covers all Interstates and the Primary road system (FAP) and Secondary road system (FAS), so does not cover all roads within the zone, but it does include some. 

This follows a letter to the Governor of New York from the Secretary of Transportation expressing concern about the scheme's burden upon people in New York and New Jersey:  

I share the President’s concerns about the impacts to working class Americans who now have an additional financial burden to account for in their daily lives.  Users of the highway network within the CBD tolling area have already financed the construction and improvement of these highways through the payment of gas taxes and other taxes.  The recent imposition of this CBDTP pilot project upon residents, businesses, and commuters left highway users without any free highway alternative on which to travel within the relevant area.  Moreover, the revenues generated under this pilot program are directed toward the transit system as opposed to the highways.  I do not believe that this is a fair deal.

The use of revenues is clearly a key issue, but the misconstruing of the need for a fee to enable people without a free alternative is unfortunate. 

I have concluded that the scope of this pilot project as approved exceeds the authority authorized by Congress under VPPP.

This is hotly debated.   The Secretary's claims are that the legislation enabling the scheme did not envisage cordon pricing, compared to conventional tolls.  The other key claim is that as the scheme is primarily designed to raise revenue, not reduce congestion, then it is outside the scope of the Value Pricing Pilot Program.  

By contrast, the Governor of New York, Kathy Hochul is pushing back. Here is her speech to the MTA Board. and her statement on receipt of the letter from the Secretary of Transportation.

Her main claim is that it is not for the Federal Government to stop New York from introducing pricing on its roads. She is litigating against the claim of the Secretary of Transportation. 

So the battle for New York congestion charging goes to the courts...


Monday, 6 January 2025

New York's congestion charge is live, but it started on a Sunday

Yes New York is different from the rest of the United States, and Lower Manhattan is different from the rest of New York.  Every statistic around housing density, car use, mode share and supply of public transport demonstrates that.  However, today New York is the first US city to implement any form of urban road pricing/congestion charging that applies to existing roads which varies by time of day.

An initial report is of no drama at all, it being a Sunday as the scheme launch date. The New York Times has been live blogging about it, and the only point of note is apparently slightly less traffic. Winnie Hu from New York Times reported:

Traffic already appeared to be lighter on Sunday morning in the congestion zone. The average travel speed was 15.1 miles per hour at 8 a.m., or about 3 percent faster than the 14.6 miles per hour recorded at the same time on the first Sunday in January 2024, according to real-time data from INRIX, a transportation analytics firm.

That's with a US$9 a day charge from 0900-2100 in weekends. It is the same charge weekdays from 0500-2100, with a US$2.25 charge at all other times (this is for cars). The price schedule is not that complex, with variations based on vehicle size (road space occupancy), type of account and timing. The full schedule is here.

The "New York Central Business District Tolling Program" as it is officially called, is primarily about raising a lot of money for public transport, especially for the subway.  So it is a revenue scheme first and foremost, but which also has some clear objectives around improving both road network performance and environmental outcomes. 

With the lower rates approved by the Governor just over a month ago, it is expected to raise US$500m per annum in the first three years, with an increase after that to take it to around US$700m. If it were not for that level of revenue, it would not have the political support it needed.

From a transport (and environmental) policy point of view it has other useful objectives, it should reduce traffic, improve speeds and reduce emissions.

The big test will be tomorrow of course.

Monday, 18 November 2024

New York congestion charging is back : 5 January 2025

In May 2024 I wrote on how the Governor of New York, Kathy Hochul had suspended what was then called the Central Business District Tolling Program.  It would have been the first proper congestion charge in the USA, in the sense that it applied a charge to driving on existing roads to manage demand, and generate revenue.

Hochul suspended it for multiple reasons, but a key one was to defer the risk of its introduction costing the Democratic Party support in the November Federal Election for the House of Representatives.

With that all over, and with the perceived risk that the forthcoming Trump Administration may cancel the program, it is all "go".

The New York scheme is now called the Congestion Relief Zone and it will be in operation on 5 January.


All of the equipment is in place, it is ready to go, and with the passage of the Federal election, the Congestion Relief Zone in New York will go live on 5 January.  It was suspended in June, purportedly for policy reasons, but primarily a mix of concern over lawsuits and the effect the charge would have had on the elections to the House of Representatives.

The main change to the suspended scheme is a reduction in the peak time price from US$15 to US$9.

It's not clear whether the daytime period remains as previously proposed (0500-2100 weekdays and 0900-2100 weekends), but it is clear that the daytime charges will range from  US$4.50 for motorcycles, US$9 for cars and up to US$21.60 for large trucks and sightseeing buses.  Commuter buses will be exempt.

A per-trip surcharge of US$0.75 applies to taxis and black cars, and US$1.50 for app-placed trips (e.g. Uber). 

The off-peak discount is apparently 75%, explicitly to encourage off-peak truck deliveries. Albeit, the case for having any charges between 2200 and 0500 appears to be low.

The price will not increase until 2028 when it can be raised to US$12 for cars (with proportion increases for other vehicle classes) through to 2030.  

The charge is expected to enable borrowing of around US$15b in bonds to support the capital program of the New York MTA including:

· Second Avenue Subway Phase 2 extension to East Harlem

· Replacing signaling on 6 lines

· Improving accessibility at 20 stations

· New electric buses

A range of other projects are listed, including renovating parks and greenspaces.

The scheme is forecast to reduce VMT in Manhattan by 5% and a 10% reduction in the number of vehicles entering lower Manhattan. The charge is also being accompanied by other measures to reduce congestion including:

· Expanding enforcement of intersection blocking also known as “blocking the box” violations

· Expanding use of weigh-in-motion technology to enforce weight limits of trucks

· Raising threshold value for removing abandoned vehicles

· Permitting the City to impose surcharges on permits for construction that remove traffic lanes.

What next?

New York has around six weeks before the Congestion Relief Zone comes into effect, but there is a lot to do. A campaign to inform motorists of the coming zone will be critical, and it will be essential for as many as possible to be informed of what they need to do to be compliant with it. As a majority of vehicles entering lower Manhattan already have toll tag accounts for the multiple New York and New Jersey toll roads and crossings (Lincoln and Holland Tunnels carry the traffic from New Jersey and both are tolled), this should be easy for them. The real cost will come from the tens of thousands of occasional visitors, particular from the remainder of Manhattan which don’t have toll tag accounts. 

Eyes will be on the impacts of the charge, the capacity of the bus, subway and rail networks to handle increases in demand, and the profile of demand on the road network, but I suspect the greatest impact will be in reducing frequency of trips. Irregular travel will reduce. There will be modest modal shift, but the real impact will be shifting of some commercial demand to the off-peak period and reduction in trip frequencies.

The press release from the Governor claims motorists will "save" US$1500 per annum, but this is comparing the price schedule now to the one previously proposed. It is being sold as being an improvement by being lower price, but it is still a new charge for driving into lower Manhattan.  This press release covers the positive comments from multiple state and city politicians supportive of the plan.

A lot of the details have not been announced, but I expect most of what was previously announced will continue.  These details will need to be confirmed in the coming weeks, but all going well, the New Year will see New York as the next city globally to introduce congestion charging, and the first in the USA.

Yes its primary focus is in raising money, it would not be happening if the pressure to raise revenue to fund public transport renewals and improvements were not so high, and it is a blunt scheme that will not do much to change time of travel.

As I wrote before, it almost certainly is not a model for the rest of the US to follow, but the principle should hopefully be a success. It should reduce congestion, it should raise a lot of money and enable the city to operate more efficiently.  Let's hope it proves to be a great success.


Tuesday, 20 August 2024

Responding to Simon Wilson of the NZ Herald on Auckland congestion pricing

First a warning. I don't use this blog as a place for debate or polemics, but on this occasion, I have decided to respond to an article which is quite damning, as an example of the sort of debate one endures around the topic of road pricing. This article is by no means the worst I've ever seen, but it is full of assertions with little to no evidence, mistakes and bold claims that appear to be more motivated by a desire to undermine the policy itself (and perhaps this is because it is from a government he himself does not support), than to critically review the merits of it.

The NZ Herald is Auckland’s (New Zealand) newspaper of record. Simon Wilson (no relation) is the NZ Herald’s senior writer on transport issues. Given the NZ Government’s recent announcement of its intention to advance congestion pricing (called time of use pricing), he has written a column on the topic, which is arguably a polemic of weak argument against it. Note it is behind a paywall. I am a subscriber, but it is not worth you paying to read his article though. 

It is possible to critique time of use pricing in Auckland on some grounds, such as whether it could be expanded at reasonable cost sufficiently to significantly address congestion, or whether net revenues should be redistributed through tax cuts rather than spending on infrastructure, or if it is better to introduce road pricing more generally, so driving outside congested time and locations is cheaper.  It is possible to argue that there should be more and better public transport to accompany road pricing, or that it could cause government to delay or cancel some new road projects, but none of that is apparent.  

I’ve spent over 20 years working on road pricing policy around the world and I have seen arguments against road pricing from a range of perspectives. Some on the right see it as an additional tax that intends to limit motorists’ freedom and increases the power of the state against them or is used to invade their privacy through "tracking". Some on the left see it as unfair that a scarce resource (road space) is allocated on the basis of price rather than queuing.  Wilson is on the left.

Simon Wilson has written many columns in the past about the importance of tackling climate change, of getting more people out of their cars and into public transport or active modes. He is a fervent believer in behaviour change in urban transport policy. Now he is making himself perhaps the highest profile campaigner against the one policy that could achieve more of what he claims to want than any other – more efficient road pricing.

He titles his article “Sorry Simeon Brown, congestion charges are not the key to freeing up the roads”. 

He’s wrong. I doubt Wilson can identify a city in the world that has freed up its roads without road pricing, he certainly doesn’t name any. Short of Pyongyang (or Covid lockdowns), I don’t know of any major city in the world without road pricing that has significantly reduced congestion, although certainly some that have it do still have severe congestion (notably London). Singapore and Gothenburg certainly have much less congestion than before either city had congestion pricing, Stockholm has much lower congestion approaching its central city and along its main bypass route (although there remains congestion elsewhere in its network). Milan still has bad congestion, although it is better with pricing.  Wilson does not indicate which cities on a scale of Auckland have freed up their roads without either road pricing or depopulation

So what else did he have to say?

He repeatedly asserts that time-of-use pricing, congestion charging etc is a “tax”, which presumably he is saying for pejorative impact to appeal to readers on the right of politics (new taxes are "bad" from a traditional rightwing perspective).  Whether or not it is a tax would be a legislative matter. I’m not sure if he thinks water meters are a “tax” or electricity meters, but applying a price, that varies by time-of-day, and is periodically reviewed as to user demand (as in Singapore), is not very much like a tax. In Sweden, congestion pricing is called the “congestion tax” for legal reasons, in Singapore the term “Electronic Road Pricing” is used to describe simply a fee for using the roads. Does he see bus fares as a tax? Does he see the existing toll roads in NZ as a tax? This is hardly a major point, but it sets the tone for this article, which is a not particularly coherent piece, sometimes opposing road pricing and in one place saying "it has a role". 

Although he admits that congestion pricing works, he then makes several claims that do not stand up to scrutiny, namely:

They can “do a lot of harm”;

They are “not the key to reducing congestion”.

He also says they are not popular, which is hardly a surprise, as reports from The Congestion Question (the last major study into the topic from 2016-2020) indicated that public acceptability is the greatest challenge to implementing congestion pricing. Wilson’s column is of course helping to add to this challenge. I don't think you should complain about something being unpopular by contributing to its unpopularity sans the merits.

What about "do a lot of harm”? He doesn’t elaborate, and in fact provides zero evidence of a "lot of harm" anywhere, so why say it? Why scaremonger?

He then acknowledges that for commercial traffic, congestion is a cost, whether for freight delivery or simply providing services that require getting between sites.  However, he then describes Stockholm, London and Singapore as all being cordon schemes, which isn’t quite accurate. Although he cites The Congestion Question report, he clearly did not read the report on international experience (PDF) (disclaimer: I wrote that with colleagues of mine).

Let's be clear, Singapore is predominantly a corridor scheme (with two small cordons), with most charging points on major roads and arterial routes approaching the downtown. Stockholm is a cordon (PDF), but also now has a corridor charge for the Essingeleden motorway that passes through the city.  London is strictly an area charge (it charges circulation within the cordon as well as crossing it).  

Wilson mentions this because he prefers cordons it seems but sees corridor charging (which the Mayor of Auckland did propose last year) as being flawed because they are easy to avoid by rat-running on local roads. That’s true, if you don’t put in place measures to price that rat-running (e.g. by pricing exiting and then re-entering a road to avoid a priced point). 

This appears to be a very weak attempt to condemn road pricing schemes that aren't cordons, but the Government's policy is not that there should not be cordons, or that there should be any specific type of congestion pricing scheme at all.  

Of course, there has been no decision at all about what proposal to introduce in Auckland, but the Congestion Question did recommend a downtown cordon supplemented by corridor charges, on the most congested routes on the Isthmus and towards the North Shore first. More work has to be done on what the first scheme would look like. So it seems rather premature to be antagonistic to the very concept as a whole at this stage.

The Congestion Question indicative downtown cordon

His next point is to appear to be critical of the timeframe, as he claims the first scheme would not be in place until 2028. This seems pessimistic. Sure the legislation and approvals will not be finished until 2025, but it is entirely plausible for a scheme to be operational within two years of that. He indicates that the timing of elections (local in 2025, national in 2026) is driving this, but it’s unclear that this could be accelerated to be significantly faster. He says it should be operational when the City Rail Link opens, which I agree, but it seems unlikely that even if approved today, that a scheme could be operational in 18 months. Yet surely if that is the best time, the second best time is as soon as possible afterwards?

Then Wilson goes back to how unpopular it would be. He claims it is a “regressive tax”, yet I don’t recall him calling the introduction of the Auckland Regional Fuel Tax that, even though there is a study that explicitly concluded that (PDF). The fuel tax applied 12.5c/l on petrol and diesel sold in Auckland, and of course meant everyone driving paid it, except those able to afford an EV or hybrid vehicle. Wilson did support the regional fuel tax when it was introduced, and he said “It does hurt the poor disproportionately …. But it also targets almost everyone who's clogging up the roads”.

That’s nonsense. It targeted nobody. He also said “one day we’ll have better ways to manage demand” saying essentially road pricing would be that but “we don't have the technology in place to do that yet and it's controversial”. The regional fuel tax was not introduced as a demand management tool, but moreover the technology to do road pricing exists now.

Now the government is now advancing it, and he opposes it, not because of the unavailability of technology. Of course the regional fuel tax is now history, but that measure improving the cost of living for most Aucklanders is unnoticed, because this is a polemic.

He gives no evidence for road pricing being particularly regressive, although as a concept it is no more “regressive” than pricing water, electricity or indeed public transport or food. As part of developing proposals for Ministerial approval, an impact analysis of the proposed “time of use” pricing scheme will need to be undertaken.  Perhaps Wilson could focus on what that analysis should look like, rather than dismissing the whole idea of pricing as regressive. Now the Gothenburg congestion tax IS regressive, there is evidence of this (PDF), but it was a scheme set up to raise revenue and is far larger in scope than the scheme that would have been needed to relieve congestion.  The NZ Government is proposing time of use pricing specifically to improve network productivity, not to raise revenue, but Wilson ignores that, as it doesn't fit his polemic. Of course congestion is regressive, as the richest don't commute at peak times or can buy homes close to work.

He claims “It’s not the key to solving congestion. And one of the most common arguments for it is economic gibberish”. This is rather embarrassing. If you don’t understand an economic argument then the best way of understanding it is not to call it gibberish, in fact it displays astonishing ignorance. His understanding of the value of time and the economic impacts of congestion is poor indeed.

He claims “These charges will be a cost of doing business that companies will pass on to their customers. For the general public, they will raise the cost of living”. Will they? Having claimed correctly that less congestion will make all sorts of businesses more productive, whether it be for freight deliveries or services such as the building trades, they will be able to undertake more jobs for the same cost (wasting less time and fuel). Pretty much all benefit/cost analysis indicates businesses save much more than congestion pricing costs, so it would not be passed onto customers. Of course congestion costs are passed on.

It's his next claim that is the most embarrassing.

Alan McDonald from the Employers and Manufacturers Association (EMA) has said much the same. “Recent traffic monitoring data has found that Aucklanders are losing 22 million hours per year out of their lives while they sit in traffic,” he declared. “That equates to a $1.3 billion annual hit to GPD.”

Gibberish. You can’t link private travel to productivity because very few people drive to work on company time. However long your commute takes, it’s your own time you’re wasting.

Everyone resents it, and fair enough. But the economic value – the “annual hit to the GDP” – is zero.

Wilson claims that the economic cost of congestion to private individuals is zero. He claims this doesn’t impact on GDP.  Let’s set aside the obvious social cost. Congestion means commuters leave home earlier and get home later than they would otherwise. That’s less time with family, less personal time, less time to cook, to exercise, to sleep even. Wilson understands what externalities are, I think, so he could at least acknowledge that.  However, what he misses out is what congestion does to opportunities for individuals.

You see the available job pool for most people is directly related to the duration of commute from wherever they live to wherever jobs are located. Most people are happy to commute for up to half an hour, and many in a larger city for up to an hour, although those with children to look after are more challenged. Beyond an hour those able to spare that amount to time to travel to and from work are much more limited in number. In short, congestion reduces the opportunities people have to increase their incomes with better employment, and it also reduces the labour pool available to employers to improve their productivity. I’m always a little sceptical of the methodologies used to “cost” congestion, but to dismiss traffic congestion as not imposing costs on GDP as it applies to private individuals is ignorant. There is literature to back this up.

Wilson then determines that the answer isn’t road pricing, but more rapid transit. Yet he doesn’t seem to be able to explain why cities like Paris, Amsterdam, Tokyo, New York, Sydney or San Francisco all have chronic congestion WITH lots of rapid transit? The Northern Busway is a great piece of infrastructure, but it hasn’t fixed congestion on the Northern Motorway, although it has absorbed a lot of demand growth. Buses do carry a lot of people over the Auckland Harbour Bridge, but the idea that this is a substitute for road pricing is simply absurd. He may as well say that you don’t need parking fees if there are free buses.  It’s completely false to equate the impacts of the Congestion Question, which was a network wide reduction in congestion, from the effects of the Busway on one corridor.  He claims rapid transit reduces emissions. This only happens if it enables modal shift from driving cars, which of course congestion pricing promotes as well (bearing in mind transport emission in NZ are capped with the Emissions Trading Scheme anyway). 

The article explains all of the benefits from a lot of public transport, without even really noting that the costs of all of this infrastructure he wants need to be paid for, and one way of doing it would be through congestion pricing. That doesn’t mean I think that’s how the money should be spent, but surely that connection could be made? Furthermore, all of the rapid transit he touts does absolutely nothing for freight or tradies or other commercial traffic, as they can’t use it.

He then makes this remarkable failure to connect thoughts:

Our roads are appallingly congested, we are failing to reduce carbon emissions and our road safety record is among the worst in the developed world. The opportunity is for a rethink about how and why we use the roads, so we can build ourselves a more functional, friendlier city. Instead, the Government proposes a new tax.

He claims “a great many people will not be able to avoid a congestion tax”. How does he know? If it is a downtown cordon, where only 13% of employment is based and half of commuters already travel by public transport or active modes then hardly anyone will be affected. Even if it is just the Mayor’s two corridors, that wont affect most commuters either. Again, this is just nonsense. 

If Simon Wilson can’t see the link between road pricing, reducing congestion and emissions, and making a city more functional and friendly, then he is either ignorant or deliberately disingenuous. I fear he is simply a polemicist seeking a headline and he can’t give any credit to a politician he doesn’t like or support for implementing a policy that does more for what he wants than any other single measure at the lowest cost.

Opposing the very concept of time-of-use road pricing at this critical stage indicates he is not really interested in enabling all of the potential tools to reduce congestion, lower demand for emissions and encourage modal shift at all, but rather is just writing polemics for headlines. 

Wilson would be better placed to focus not on opposing the first government in NZ’s history to advance road pricing to implementation, but rather to focus on the design of the first scheme proposal for Auckland, to ensure it has a positive impact on reducing congestion, minimal impact on those with low incomes and limited choice, and to encourage creative solutions, such as those used elsewhere, to address any issues. If he wants a cordon, then talk about it. If he wants a different option, then fine. However, if he doesn’t know anything much about the topic at all, he might prefer to read a bit more, talk to people who do and not try to undermine a policy that actually has general support across the political spectrum from the Greens on the hard-left to ACT on the classically-liberal right. 

Time-of-use pricing could help Auckland look much more like what Simon Wilson wants it to, it’s just a shame he wants to get in its way, on grounds that are spurious and almost entirely baseless.

The Congestion Question evaluation of impacts

Monday, 19 August 2024

New Zealand Government to introduce legislation to enable congestion pricing: Part One - Summary

Auckland - the Congestion Question general depiction of locations for congestion pricing

As US advocates for road pricing mourn that New York has, once again, seen congestion charging stall, it is New Zealand (NZ) which is showing a path towards implementing that most difficult of types of road pricing.  On 12 August the Hon. Simeon Brown, Minister of Transport for NZ announced the NZ Government’s policy for implementing “time of use” road pricing (congestion pricing) (TOUP is my acronym), including that it would introduce legislation to enable TOUP later this year. TOUP will be led by the NZ Transport Agency (NZTA), the central government agency which is the state highway road manager, the manager of the land transport funding system and manager of the motor vehicle register and road user charging (RUC) system. 

As a unicameral Parliamentary democracy, with the governing coalition having a majority in its Parliament, passage of legislation should not be a problem, although the legislative process will provide ample opportunity for input and submissions from the public. It is almost certain this will pass into law, and NZ will have enabled the introduction of TOUP on a case by case basis.

In summary, the process will see NZTA work with local authorities that express interest in introducing TOUP to develop proposals for approval by the Minister of Transport for introduction. Those proposals must fit a series of criteria, and be focused on reducing congestion and will be developed as a partnership between the two levels of government. The overwhelming emphasis is on developing TOUP proposals that can gain public acceptance. In short, NZ does not want the scenario seen in the UK whereby local authorities develop proposals in isolation which are focused on raising revenue or restricting traffic for the sake of public amenity, but to have a joint central/local government approach to making the road network be more productive.

All going well, with legislation enacted in 2025, it is possible that the first TOUP scheme will be operating in NZ in 2027 or 2028 in Auckland. 

More details are in this background document here (PDF), but below is a summary.

Background

As I wrote previously, the change of Government in New Zealand has seen adoption of explicitly pro-road pricing policies, including support for congestion pricing, which it has called “time of use” pricing or charging.  

This is largely driven by congestion in the country’s largest city, Auckland, with five studies in the past twenty years all supporting the introduction of some form of road pricing in the city. However, the policy is not just about Auckland, but about any city which can demonstrate a case for congestion pricing. There is a case for it in Wellington and Tauranga, given congestion in those cities due in large part because of trip patterns on a constrained road network.

The history of time of use pricing in New Zealand goes back to the Helen Clark led Labour Government of 1999-2008, which initiated the first major study into road pricing in Auckland (summary here). This did not result in implementation, largely because of a strong political belief that major transport projects in Auckland needed completing first before the public would accept road pricing. This include key projects upgrading and extending the motorway network (notably SH20 and SH18 to provide the “Western Ring Route” as a bypass to the Auckland Harbour Bridge and the central motorway junction), the Northern Busway and modernisation, expansion and electrification of the city’s commuter rail network. These projects have all been completed, with two more busways and an underground inner city rail loop under construction as well now.

However, interest in road pricing did not end when the Clark Government lost the 2008 election, as studies continued under the John Key/Bill English led National Government of 2008-2017, and under the Jacinda Ardern/Chris Hipkins led Labour Government of 2017-2023. Yet it is the Chris Luxon led National Government that looks likely to finally implement it.

It is NOT a model of enabling local authorities to implement schemes, but rather a partnership approach whereby central and local government work together to develop and implement road pricing.

Key points

  • Time of Use Pricing is to be introduced to improve traffic flow and shorten journey times. It is not to be introduced as a revenue measure, although net revenues will be generated by it.
  • Legislation is to be introduced to create an enabling framework for road controlling authorities to work with the NZTA to develop TOUP proposals for approval by the Minister. NZTA itself, as a road controlling authority for state highways, can generate its own TOUP proposal for part of its network.
  • TOUP proposals will need to be consulted with local stakeholders and the community.
  • TOUP proposals must include impact analysis on traffic and local businesses, as well as the community.
  • TOUP proposal design will be led by the NZTA, working with relevant local authorities. This will form a TOUP partnership which will lead the consultation of the scheme.
  • Scheme development, design and implementation costs must be fully recovered from future revenues.  Government funding will not be made available for TOUP schemes on the basis that they should at least pay for themselves.
  • Net revenues must be spent on the transport system in the region where money is raised and will supplement not replace existing funding sources. Decisions on the precise projects or activities to be funded will be made by the local authority members of the partnership and the Minister of Transport.
  • Authority to implement a scheme will be granted by the Minister of Transport through Order in Council.  The Order in Council will include details about where and when the scheme will operate, and how much it will charge users. 
  • There will be flexibility in the Order in Council to vary charges and the geography of the scheme within defined boundaries. The illustration below demonstrates this.
  • The "scheme area" will be determined by Order in Council, but the first scheme implementation could be a small cordon within it, or a single route, and the TOUP partnership would have flexibility to progressively expand (or contract) the geographic scope without seeking new approval.
Flexibility within New Zealand congestion pricing scheme proposals


  • TOUP schemes will be required to regularly monitor their performance, specifically impacts on traffic volumes, travel times on priced roads and the wider network, revenue raised and how it has been used as well.
  • The Secretary of Transport (head of the Ministry of Transport) will be responsible for scheme oversight including whether the scheme is meeting its objectives and complying with the relevant Order in Council
  • If the TOUP partnership wishes to change elements of the scheme outside the Order in Council, it will need to engage in public consultation and seek an amended Order in Council from the Minister of Transport. 
  • The policy is technology neutral, although it is expected the first schemes will be using ANPR-based technology as detection and/or declaration based schemes, likely using the NZTA's tolling system back office.  
Process of application

The full process for approval of TOUP schemes is depicted below:

New Zealand Time of Use Road Pricing approvals process

What's next?

As the legislation is to be drafted and policy developed, the Ministry of Transport and NZTA will be focused on this in coming months. Meanwhile, it is widely known that Auckland Transport has already procured services from a consulting consortium to help it design and develop a TOUP scheme that it wishes to seek appropriate, and it is unclear how that work will proceed under this framework.  It seems likely that the scope and timing will be curtailed somewhat, as any scheme needs to be developed in partnership with NZTA, and Auckland Transport will not want to risk spending too much money on scheme development if it doesn't have the consent or approval of NZTA.

The next major step will be the publishing of draft legislation and its introduction into the NZ House of Representatives later in the year, after which it will be sent to the Committee stage for public consultation.

Comment

The NZ Government has taken a prudent approach to the development of TOUP given that the world has no shortage of congestion pricing schemes that have failed to proceed due to public backlash. It is appropriate for both central and local government to work together closely, as the UK experience of local government led congestion pricing schemes is largely woeful.  There are far more cities that have advanced and seen proposals be cancelled, than advanced, and that is in no small part to local authorities appearing to be unable to develop schemes that bring the public on board.  See Cambridge as the latest example. 

NZ is going to probably have two cities at best implementing TOUP before 2030, and perhaps one or two more after that. It needs to get it right, and with a small population (5.1m) it should rally the resources of both levels of government to enable it to be done in a way that obtains public support.  NZ has the world's highest per capita car ownership, so it is critical that it introduce urban road pricing in a way that delivers value for those who pay, without frightening those not affected, and it actually reduces congestion.

This is why NZ sees Singapore, notwithstanding enormous differences in urban form and travel patterns, as the best case study for congestion pricing today. It is the ONLY system that regularly reviews and changes prices both up AND down based on network performance.  No other system is that sophisticated or flexible. NZ could do worse than emulate the policies seen in Singapore.

NEXT: The Cabinet Paper for Time of Use road pricing contains a lot of analysis and consideration of options for this policy, I'll summarise this.

Wednesday, 17 July 2024

London makes two steps forward with congestion charging and tolls

In the past couple of weeks two significant changes have been announced regarding road pricing in London:

  • Removal of the Cleaner Vehicle Discount (more widely known as the EV exemption) from the London Congestion Charge from 25 December 2025;
  • Proposed time-of-use based tolls for the Blackwall Tunnels and the new Silvertown Tunnel.
Congestion Charge Cleaner Vehicle Discount abolished

Since 2003, the London Congestion Charge has provided a concession, in the form of a 100% discount, for lower emitting vehicles.  Initially the discount applied to Alternatively Fuelled Vehicles, which initially meant vehicles powered by natural gas or hybrid or electric vehicles.  Over time that discount has been tightened, with the most recent change in 2021 restricting the discount to pure EVs (not hybrids) and hydrogen-fuel cell vehicles. 

It is a 100% discount for such vehicles which register for the discount and are identified through the UK’s motor vehicle register. Owners have been required to pay a £10 annual fee for this registration. Over 112,000 cars and light commercial vehicles are registered for the discount, with another 16,000 private hire vehicles (i.e., Uber and app/phone booked minicabs) also registered. Transport for London (TfL) has provided no data on the estimated impacts, either in terms of traffic or in financial terms as it has not prepared annual impact assessments for 19 years. Given reports from several years ago, it seems likely that abolition of the Cleaner Vehicle Discount should increase the number of vehicles that the Congestion Charge applies to by between 10-20% per day, and so should have an impact on reducing congestion within and approaching the Congestion Charge zone.

Note the latest TfL annual report (PDF year ended September 2023) indicates the operating costs of the London Congestion Charge consume around 37% of gross revenues.

Note also that the entire area of the London Congestion Charge has been an ultra-low emission zone since 2019, applying a £12.50 per day charge (on top of the Congestion Charge) for vehicles that do not meet specific standards. At present that standard is a minimum of Euro 4 for petrol vehicles (generally any vehicles manufactured from 2005) and Euro 6 for light diesel vehicles (generally any vehicles manufactured from 2015).

Blackwall Tunnel and Silvertown Tunnel toll/time-of-use pricing announced


The Blackwall Tunnel is a pair of two-lane, one-way tunnels (one built in 1897 and another in 1967) under the Thames that comprise part of a major arterial highway from north-east to south-east London. The route (A102 and A12) is the eastern portion of the never completed Ringway 1 – an inner London orbital motorway proposed in 1966, but mostly cancelled in 1973.  More details on the route here.

Location of Blackwall Tunnel

The Blackwall Tunnel is the eastern-most fixed road crossing of the Thames within the boundaries of Greater London (the next crossing is the Dartford Crossing 26km to the east, which comprises part of the M25 orbital motorway). The northbound tunnel handles around 49,000 vehicles per day and the southbound around 53,000. It is one of the most heavily congested corridors in Greater London with severe delays all day during weekdays and for many hours in the weekends. The tunnels have never been tolled.

To help relieve congestion and improve network resilience, the Silvertown Tunnel is being built to the east connecting the approaches from the south of the Blackwall Tunnel to the suburb of Silvertown and main arterials towards the east and the centre of London. It is currently under construction and is planned to open in 2025. It will have two-lanes in each direction, albeit one lane in each direction is dedicated to trucks and buses only. It will be the first new road crossing of the Thames since the QE2 Bridge at Dartford Crossing in 1991. 

Location of Silvertown Tunnel

The road has been controversial in some circles, concerned that any road building contributes to congestion and emissions, but given half of the new capacity is for freight and buses, and tolls are to be applied, in part, to manage demand, it seems highly unlikely that the new tunnel will make congestion worse. It is far more likely that the combination of pricing and new capacity will improve conditions for both traffic, but also the environment. More detail on the tunnel here.

The Mayor of London had always proposed that the Silvertown Tunnel be tolled to pay for most of the capital costs of the tunnel, but also that the Blackwall Tunnel be tolled, to ensure that demand between the tunnels was not distorted by having tolls on one crossing. Furthermore, it was expected that applying time-of-use pricing to the Blackwall Tunnel would help relieve the chronic congestion on that route.

The Mayor of London has now proposed a time-of-use toll to apply to all tunnels as follows:
Peak charges between 0600-1000 northbound weekdays and 1600-1900 southbound weekdays only
Off-peak charges between 1000-2200 northbound weekdays and 0600-1600 and 1900-2200 southbound weekdays, and 0600-2200 weekends
No charges between 2200-0600 all days.

The price schedule is below. Autopay applies if vehicle owners register their vehicle number plate with TfL to be automatically detected and have their bank account or credit/debit card deducted for crossing each day.  

Proposed Silvertown and Blackwall Tunnel tolls

Taxis, blue badge vehicle holders (disabled), buses, coaches, minibuses, emergency vehicles, military vehicles, vehicles in disabled tax class and NHS vehicles exempt from vehicle tax and zero-emission/wheelchair accessible private hire vehicles are all exempt.

Low income drivers in east London (in any of 13 boroughs) may register for a 50% discount. This is determined based on being in receipt of one of a range of means-tested benefits such as Jobseekers Allowance.

A £1 discount at off-peak times only applies for registered small businesses and charities located in the Royal Borough of Greenwich, and the Boroughs of Newham and Tower Hamlets.

Furthermore, three new cross-river bus services and the new cycle bus will be free for local residents for the first 12 months, as well as further enhanced public transport services and Docklands Light Railway trips between two station pairs.

The cumulative effect of the new tunnel and the time-of-use tolls is expected to be up to a 20-minute reduction in peak period travel times. Part of this relief is from a 50% increase in capacity, but also expected is some demand management as drivers shift travel to off-peak periods and some demand shifts to the new bus services.

Estimated gross revenue from tolling the tunnels will be £123m per annum, which should fully recover the construction cost of the Silvertown Tunnel in just over 10 years (indicating that there is more than adequate demand for the additional capacity and new connection).  

Conclusion

Removal of the Cleaner Vehicle Discount is a useful step forward for the London Congestion Charge, as there is already an Ultra Low Emission Zone applying across of London which is the tool for emissions. The Cleaner Vehicle Discount undermines the effectiveness of the congestion charge in managing congestion, so removing it should help wind back some of the congestion growth in recent years.

It is rational to apply tolls to both the Silvertown and Blackwall Tunnels, as the Silvertown Tunnel will directly relieve the Blackwall Tunnels, so it is fair for users of the latter to pay for the former. The benefits of reduced congestion will be significant.  Furthermore, it is a welcome leap forward for London to effectively trial time-of-use pricing at peak periods by direction. London needs more congestion charging on existing roads to manage demand at peak periods, and this should be seen as a pilot for implementation on other routes.  Hopefully shoulder periods will be introduced too, to encourage peak spreading.