Study: Hard Questions for Cascadia’s High-Speed Rail

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At the June meeting of the Legislature’s Joint Transportation Committee a consultant (Portland’s RSG Inc.) presented a review of the Ultra High-Speed Rail studies that have been done for the I-5 corridor. As is often the case, most of the findings were couched in language crafted to avoid offending anyone and included many caveats about data and assumptions.

Despite that, the findings cast doubt on the feasibility of the proposal, which would connect Vancouver, B.C., Seattle, and Portland. Key findings include:

  • Speed assumption – The review notes that “the assumed maximum speeds are higher than any system currently in existence,” and, “average speeds and travel times – which are key inputs to ridership and revenue estimates – are likely on the faster end of the realistic range when compared to existing systems.”  In other words, if more realistic speeds are assumed the service would attract fewer riders and generate less revenue.
  • Cost increases – “We find the previous cost analysis to be unreasonably low due to escalating capital construction costs, and unreasonable tunnel-related construction costs due to low per-mile costs and potential under-estimation of the extent of tunneling necessary to achieve proposed speed and travel time targets.” And further, “absent any other changes, the $24-42 billion capital cost estimates presented in the 2018 study would now be equivalent to $36-63 billion.”  That’s a 50% increase in cost before design work has even begun.   
  • Unrealistic modal assumptions – The analysis did not assume improvements in the speed and frequency of competing modes. “Because it is highly likely that air and bus fares and service levels, fuel prices, and highway travel times will change in the future (but are unchanged in the model), this assumption could result in unrealistic forecasts of future mode shares.” Airline service in the corridor has already improved with faster jets and more service. Over the next 20 years aviation and automotive technology will continue to improve the alternatives to high-speed rail.   
  • Flawed survey used to forecast ridership – “The survey sample was not necessarily fully representative of current corridor travelers and in particular was skewed by a large portion of the sample who were recruited through social media and outreach channels.” A more representative sample would have resulted in lower ridership forecasts. The consultants fail to mention that ridership on the Amtrak Cascades service connecting the same cities peaked in 2011, and ridership on Sound Transit’s commuter rail service between Tacoma, Seattle, and Everett is less than half what it was prior to COVID. This suggests the future market for rail service in the I-5 corridor may be much lower than assumed in prior studies.  
  • Geographic obstacles – “Significant constraints exist for the 80-90 miles of alignment in urban areas for which current rights-of-way do not seem feasible for high-speed operations and for which tunnels, significant right-of-way acquisitions, and/or alternative corridors should be examined.”  In this case “significant constraints” is a euphemism for the homes, highways, rivers, and other geographic obstacles that would need to be removed or crossed. There is no low-cost, low-impact alignment for high-speed rail connecting the major cities in the I-5 corridor.  

These are not minor points that can be ignored or easily corrected.    

Experience elsewhere. The consultant cites the California High Speed Rail project as a case study, but fails to provide details about that project’s delays and cost increases. The initial 171-mile “starter segment” is now expected to cost $35 billion, and the cost of the whole line is estimated at more than $128 billion — more than triple the original estimate. The problems are not limited to cost increases. Ridership forecasts have been scaled back by 25% and the timeline for completion continues to be pushed out. The hoped-for completion of the initial segment is now 2030, and that’s for the easiest segment to build, whcih runs across the flat terrain of the Central Valley.

It should also be emphasized that most of the cost increases and delays occurred after construction began. The Washington State I-5 High Speed Rail proposal is still years away from encountering construction-related issues, which will include crossing rivers, relocating utilities, acquiring properties, and digging tunnels. These factors have been the source of very large cost overruns on WSDOT and Sound Transit projects.

Funding. Securing the tens of billions of dollars that would be needed is no small task, especially considering all the high priority state transportation work that is currently underfunded including badly needed highway system maintenance and renewal of the ferry fleet. There is a Federal grant program that can help fund high-speed rail projects, but the consultant report says, “It is unlikely that U.S. federal funding will be able to cover a significant portion of the project costs.” The California high-speed rail project has received some Federal funding but it is only a small fraction of the total cost. Moreover, ongoing problems may make Federal grants for similar projects harder to come by. 

The consultant review goes on to say “A mix of public and private funding will likely be needed.” However, the consultant’s findings lead me to the conclusion that few if any private investors would put up billions of dollars for such a risky project that would take decades before it begins generating revenue. The California project tried hard to find private investors but after years of effort came away with zero private funding. A serious financing plan for the Washington State High-Speed Rail project needs to be based on a much more thorough and realistic assessment of funding sources before making a decision to proceed.

Environmental impacts and carbon footprint. Because no alignment has been selected and design details are not yet known, the consultants said little about environmental impacts and greenhouse gas (GHG) emissions. What we do know is that the surface right-of-way for the high-speed rail line, probably more than 200 miles, would need to be cleared of all trees and any structures in close proximity to the tracks. This could total more than 2,000 acres. The tunneled segments would consume a large amount of fossil fuel for excavating and hauling away tens of thousands of tons of material. Construction would require large quantities of energy-intensive materials including cement, steel, and copper. The result would be a project with a huge carbon footprint. 

Project boosters might hope that once the line is in operation it would reduce gasoline consumption by shifting trips from cars to electrically-powered trains. But the State has already decreed that all new cars must be zero emission by 2035, which will be years before the high-speed line is in operation, so even if trips do shift they would be going from one electric mode to another. Any reduction in GHG emissions would be very small at best, and not nearly sufficient to offset the large fossil fuel consumption during two decades of construction. In short, there isn’t an environmental case to be made so far for the high-speed rail line.     

Timeline for completion. The “Business Case” prepared in 2019 assumed the project would be in operation by 2035 and generating about $100 million per year in fare revenue. That isn’t going to happen. There is no way the project can be completed in the next dozen years. For comparison, the initial 171-mile segment of the California high-speed rail project will be lucky to start service in 2030. That will be 21 years after project initiation, and that’s for the easiest segment to build. The proposed 300-mile high-speed line in Washington would need to traverse more challenging terrain (rivers, wetlands, urban areas, etc.), has no dedicated funding, and is years away from starting construction.

All this means that under an optimistic scenario, high-speed rail wouldn’t carry passengers until sometime well after 2045. The extended timeline for construction has implications for financing (more borrowing and more interest payments for many more years), for revenue (probably an extra decade before generating revenue). There is also the risk that assumptions made early in the planning process will prove erroneous before the project is finally up and running. (The Sound Transit project provides a cautionary example.)           

Next steps. Later this year WSDOT is scheduled to conduct extensive outreach to gauge public support for the High-Speed Rail proposal. That effort should start with an objective presentation of the serious shortcomings and issues identified in the Joint Transportation Committee’s review. It should also discuss alternative improvements in the I-5 corridor that could be implemented much sooner and at lower cost. That kind of problem solving is badly needed. Far better this eyes-open approach than the public-outreach cheerleading for a gee-whiz bullet train that has become a costly boondoggle in California.  

Charles Prestrud
Charles Prestrud
Charles Prestrud joined the Washington Policy Center in December of 2022 as Director of the Coles Center for Transportation. He has more than 30 years of experience, including serving as WSDOT ‘s Planning Manager for King and Snohomish Counties, and an earlier stint as planning manager for a transit agency.

11 COMMENTS

  1. Happy talk built on a global warming assumption.
    Raise me from the dead in 100 years and maybe by then technology will have evolved to make the proposal more realistic.
    Until then, let’s quit spending money on studies like this ——and Save the Orcas by removal of the Snake River Dams.

  2. Happy talk built on a global warming assumption.
    Raise me from the dead in 100 years and maybe by then technology will have evolved to make the proposal more realistic.
    Until then, let’s quit spending money on studies like this.

  3. An important topic, maybe one of the most critical facing our region, Charles Prensrud, and one that needs a lot of scrutiny. Thank you for putting more daylight on it. This is the kind of critical reporting that is so valuable, and not easy to find ….but for P.A.

  4. Yet another argument against what the rest of the developed world seems to have done with great success. And from an experienced planning manager for WSDOT.
    Ask yourself, why is it that between the time CA started planning it’s long delayed high speed rail line from Los Aneles to San Francisco and today China has built, and continues to build out the world longest high speed rail system? Chinese trains routinely cruise at between 150-200 miles per hour while their improving technology is producing trains that are being tested at more than 350-300 mph. Meanwhile the Japanese thrive with their bullet trains, the French TGVs that gave birth and impetus to high speed rail throughout Europe are the backbone of EU traffic. In France high speed rail has given birth to the French government limiting and even killing domestic air travel. The US answer puts us further and further behind public transport solutions.

  5. Based upon our experience with the 99 Tunnel, Sound Transit and Amtrak’s frequent track closures, colonizing Mars has about as much chance of success. We lack the capacity to even accurately estimate its cost, let alone build it.
    There may be transportation corridors where high speed rail is still feasible but none of them run through our state. It’s a great topic for building your green credentials and attracting Fed money but we have much bigger problems deserving of our attention.

  6. The comments are a great start. Next comments should be based on a dataset to organize solutions. Remember Woops nuclear power plants. – – “good” until electricity costs to customers eliminated the market for Woops’ electricity.

    Note: Even buses have a mountain to climb. They lack enough drivers and lack a sufficiently robust supply chain to continue current operations at 99% of current routes. The solutions will cost in more costs to maintain current service levels. The low hanging fruit has been identified. Next service levels will cost more than current service. Thus, I see a need to base planning on the basis of comparisons between MORE SERVICE ALTERNATIVES. Cost of current services are a distraction unless the status quo is a serious option.

    Summary
    A. Define the criteria to define how to label ‘needs’ versus ‘wants’ in non-academic language. Mass transit has politically acceptable options if costs are not the overwhelming emphasis.

    B. Define benefits.

    C. Seek to maximize the cost versus benefit ratio.

    D. Accept the reality that costs always exceed benefits until black swans occur. However, no progress is not an option. Thus we will likely implement projects with a cost “exceeding” the benefit.

    The alternative is stagnation & (mild) despair. IOW, the better ‘losing option’ is better than no option.

    Note: Charles Prestraud’s clear overview does a great job of identifying one project’s futility. However, no mass transit is an invitation to depend on the currently available & robotaxis. Not a good prospect for entry level wage earners’ travel options.

    Even the status quo might require significantly higher bus drivers’ wages. Any new ideas will be more expensive if side effects are not emphasized as ‘needs.’

  7. I’ve often wondered why other industrialized countries can build and run high-speed rail on time and under budget, but we can’t. A lot may have to do with required environmental reviews and inevitable lawsuits by NIMBYs. Maybe it’s a reluctance to consult with overseas rail developers, or little political will to build standardized rail tracks for HSR and Amtrak (the latter having to borrow the private freight lines almost everywhere).

    In any case, it’s a tough situation. For the Northwest, let’s first improve Amtrak frequency on the POR-SEA-VAN, say, a train to either city every two hours. Meanwhile, let’s look at how well Brightline Florida works starting this fall, and the operations of CASHR and the proposed Brightline LA-Vegas connection.

    And if those are successes, get started on the NW HSR regardless of cost. I understand many Japanese raised a fit over the budget and construction woes of the original Shinkansen bullet train, but once it opened and ran smoothly and profitably, the complaining ended immediately.

  8. Here’s a point from Amtrak that I think bears on how much service they can provide:

    ” Host railroads are statutorily required to provide Amtrak trains “preference” over freight transportation. However, on time performance on most host railroads is poor and continues to decline largely due to hosts ignoring their statutory responsibilities.”

    For Cascades, that’s BNSF and Union Pacific.

    I imagine that along with a considerable financial outlay for additional rolling stock, they’d need to work out schedules with those outfits, starting from a situation that already isn’t working too well.

    Maybe high speed rail is just how passenger service gets its own track, but it occurs to me that regulation of rail access may not be quite as effective in the US as it is in Europe, at least from Amtrak’s point of view.

    • Exactly. The law says Amtrak should have preference, but with the US supply chain so reliant on freight trains, it rarely gets enforced. I’ve heard of Amtrak trains having to pull over to the side for a few hours to let mile-long freight trains through, and that kills Amtrak’s on-time numbers.

      If regulation can’t guarantee enforcement of this law, I hope it will at least improve the quality and safety of the tracks, to avoid those freight train crashes from earlier in the year. Or at least get regular-speed track built, so Amtrak (and Sounder) no longer depend on private freight track.

    • Great point. Actually, WSDOT and BNSF had a 20 year Master Agreement to add dedicated track and facilitate speeds up to 110mph to make 2.5hr (SE/PDX and 2.7hr (SEA/VanBC) as described in the Long Range Plan (LRP) for the Amtrak Cascades. But Microsoft and WSP USA (giant engineering firm) and a clutch of NW Billionaires aided by Gregoire and Inslee have made the existing plan and Master Agreement disappear. I did a public records request for the agreement and received it in August.
      It is time for WSDOT to stop their slow walking and prevarication around improving the Amtrak Cascades in order to justify the “Ultra” boondoggle project. A recent report by WSDOT on a new Service Development Plan” that they insist is necessary dangles 16 trips a day and a 20 year timeline, with zero pathway to get there on a congested corridor.

      Check out our petition to the FRA to tell them to go back to the LRP and speed up the implementation. We were supposed to have this already and the climate can’t wait 20 years. https://www.solutionaryrail.org/rejectultraboondoggle

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