- BY Kevin Barry BSc(Hons) MRICS
- POSTED IN Latest News
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Rebutting the “No Need” Argument
The officials’ position rests on six distinct claims. Each is materially flawed — and the flaws are not marginal; they are structural.
1. “The ferry meets current demand”
This is circular reasoning, and it is recognised as such in transport economics. The ferry does not meet demand — it caps it. When 83% of potential users are already choosing a 75-kilometre road detour over the crossing, the ferry’s usage figures are not evidence of low demand; they are evidence of a service that has made itself unusable. DfI 2024 review itself records demand spikes on peak days exceeding 1,000 vehicles — yet these are treated as anomalies rather than as signals of what unconstrained demand actually looks like.
The correct rebuttal: a service operating at 34% of its theoretical maximum is not meeting demand — it is rationing it. The 29,000 vehicles using surrounding roads daily is the demand signal. The 650 using the ferry is the residual that finds no better option.
2. “The 2013 Strategic Review found it could not be justified”
The 2013 review is the entire foundation of the Department’s position. It cannot bear that weight.
| Deficiency | Why it matters |
|---|---|
| 13 years old | No refresh since 2013; predates the Narrow Water Bridge, Shared Island Fund, and post-COVID regional connectivity reassessment |
| Did not model induced demand | The primary variable in any crossing appraisal — omitting it does not produce a conservative estimate; it produces an invalid one |
| Internal departmental note, not independent | Never externally reviewed or peer-tested |
| Not TAG-compliant | Did not conduct the multi-criteria appraisal (economy, environment, safety, accessibility, integration) that WebTAG requires |
| No comparable study did this | HITRANS Corran Narrows (2020), Rose Fitzgerald Kennedy Bridge, Narrow Water Bridge — every comparable feasibility study treats induced demand as the decisive variable |
The response to “the 2013 review said no” is simply this: the 2013 review was not designed to answer the current question. It was a high-level desktop note that excluded the methodology required to assess a crossing of this type. No professional transport economist would regard it as a sound basis for a 2026 policy decision.
3. “It would cost £650 million”
The £650 million figure originates from a civil servant’s internal background note (DFI-2024-0412, Mark McPeak, August 2024). It is not an engineering estimate. It was produced by applying the Narrow Water Bridge unit rate — £0.5 million per metre, derived from a 160-metre cable-stayed bridge over a sheltered tidal channel — linearly to a 650-metre crossing that is 60 metres deep with the strongest tidal flow in the British Isles.
This is not quantity surveying. It is dimensional scaling between incomparable structures.
The rebuttal on cost has three parts:
First, the Rose Fitzgerald Kennedy Bridge — an 887-metre cable-stayed structure over a complex estuarine environment, opened 2020, fully consented — cost approximately £119,500/metre (inflation-adjusted to 2025 values). Applied to the SLC, that yields approximately £78 million for the deck before site-specific uplifts. Even with a 100% uplift for tidal engineering complexity, the figure is less than half the DfI estimate — and that comparison is itself unverified without a proper study, which is precisely the point.
Second, the 2013 internal estimate was £300 million. The 2024 figure is £650 million — more than double, produced by a different method, with no survey work, no ground investigation, and no engineering input. A range that wide in two internal notes is itself an argument that neither figure is reliable, and that a professional feasibility study is the only way to establish a credible number.
Third, the cost-benefit calculation embedded in the note — “356 years to recover the construction cost from fare income” — is a category error. It values a £280–350 million piece of public infrastructure solely by its toll revenue, while ignoring induced demand, route diversion, development uplift, tourism income, productivity gain, emergency service access, and the £2.09 million annual ferry subsidy that would cease. By that same logic, the Forth Road Bridge, the Confederation Bridge, and every major public crossing in these islands was unjustifiable before it was built.
4. “It is not on the strategic transport network”
The Department’s position is that because the crossing sits on the local network, not the trunk road network, it falls outside strategic prioritisation. This argument proves too much.
The Cleddau Bridge was a local crossing. The Corran Narrows fixed link, assessed by HITRANS, connects two non-strategic communities. The Confederation Bridge connected a ferry-dependent island to the mainland with no motorway in sight.
The “strategic network” designation is an administrative classification, not a measure of transformational value. The SLC’s strategic significance lies precisely in what it would create — not what currently exists. The Narrow Water Bridge will deliver seamless north-south movement along the east coast corridor and then deposit travellers at Strangford, where the network ends. At that point the crossing becomes strategically necessary whether or not the Eastern Transport Plan says so.
Furthermore, directing a two-council project into a single-council planning framework (the Eastern Transport Plan covers Ards and North Down but excludes Newry, Mourne and Down) is a structural error in the Department’s own referral logic.
5. “The environmental designations make it too difficult”
The Lough is a Special Area of Conservation, ASSI, and Ramsar site. The Department implies this is a reason to decline even a feasibility study.
The rebuttal is direct: environmental designations determine how a project is designed — they do not determine whether it is investigated. The purpose of a feasibility study is to establish whether an acceptable design exists within the constraints. To refuse the study on environmental grounds is to assert a conclusion that only the study can reach.
Precedent is unambiguous:
- The Corran Narrows Fixed Link feasibility study (Stantec/COWI, 2020) was conducted entirely within a National Scenic Area with marine sensitivity
- The Rose Fitzgerald Kennedy Bridge was built through a complex estuarine environment with full consent
- The Narrow Water Bridge is currently under construction inside an area of equivalent designations
None of those studies were declined because of environmental sensitivity. They were commissioned because environmental appraisal is a component of a feasibility study — not a precondition for refusing one.
6. “A study would give false hope”
This is perhaps the most revealing admission in the official position. The Department’s stated concern is that commissioning a feasibility study — only to potentially conclude against the project — would mislead the public.
The rebuttal writes itself: a public authority’s role is to provide evidence, not to manage expectations by withholding it. The democratic mandate from two elected councils, the formal resolution of Ards and North Down Borough Council, the resolution of Newry, Mourne and Down District Council, and the Minister’s own stated need for “more information” all point in one direction. The mechanism for getting that information is a feasibility study. Declining one on the grounds that it might produce an unwelcome answer is not evidence-based governance — it is its inverse.
The study would cost between £250,000 and £500,000 — the equivalent of six weeks to three months of the annual ferry subsidy, which is itself an indefinite, non-capital expenditure. The Shared Island Fund, with €2 billion committed to 2035, provides a funding route that would carry no net cost to the Northern Ireland public purse — confirmed by the Irish Government as available once Northern Ireland advances to the feasibility and development stage.
The Core Argument, Condensed
Officials have assessed need using a 13-year-old internal note that omitted the primary variable in crossing appraisal, priced the crossing by scaling an incomparable structure, measured demand only at the constraint rather than around it, and declined to investigate further on the grounds that investigation might prove unhelpful.
Every comparable crossing in the United Kingdom, Ireland, and internationally — Cleddau, Forth, Øresund, Confederation, Corran Narrows — began from the same position: low measured ferry traffic, official scepticism, and internal cost estimates that proved either wildly inflated or methodologically unsound. In every case, the feasibility study was the instrument that resolved the question.
The argument is not that the bridge is definitely justified. The argument is that the question has not been properly asked — and £250,000–£500,000 against an annual £2.09 million subsidy is an unassailable case for asking it.
why say no need?
This is the sharpest political question in the whole debate. The official “no need” position is not really an analytical conclusion — it is a policy choice dressed as an evidence finding. Here is why officials say it, and what is actually driving it.
What “No Need” Actually Means in Whitehall Language
In transport appraisal, “need” has a specific technical meaning: it is established by demonstrating that a problem exists on the network that the proposed intervention would solve. DfI have never conducted that assessment for Strangford. What they have done is point to the ferry’s low usage and concluded that low usage equals low need — which, as established, inverts the logic entirely.
So “no need” is not a finding from an assessment. It is a default position held in the absence of one.
The Real Reasons Officials Say It
1. Budget Protection
The Northern Ireland Executive has a chronic capital underfunding problem. DfI’s capital programme is overcommitted. Any project that enters the feasibility pipeline creates a political expectation that is difficult to manage down — even if the study concludes against it. Saying “no need” closes the door before it opens. It costs nothing, generates no liability, and requires no justification beyond the 2013 note.
A feasibility study, by contrast, creates momentum. It produces a number, a route, a design option — and then communities, councils, and elected representatives demand the next stage. Officials understand this dynamic better than anyone.
2. The Ferry Subsidy Is a Known, Manageable Cost
The £2.09 million annual subsidy is on the books. It is budgeted. It appears nowhere as a problem. Known costs are administratively preferable to uncertain capital commitments, even when the uncertain capital commitment would eventually eliminate the known cost. Public sector accounting does not naturally reward the trade of a recurring revenue cost for a capital investment — particularly when the capital would appear in one budget year and the savings accrue over decades.
3. “No Need” Is Unfalsifiable Without a Study
This is the most structurally convenient aspect of the position. If need can only be established through a feasibility study, and the Department declines to commission one, the absence of evidence becomes evidence of absence — at least in official correspondence. The 2013 review provides cover because it is the only document on file. Without a counter-study, there is nothing to put against it.
This is why the campaign’s demand for a feasibility study is not just a practical request — it is an epistemological one. The study is the only instrument that can break the circularity.
4. Environmental Designation as a Convenient Shield
Strangford Lough’s SAC, ASSI, and Ramsar designations are genuinely significant. But they serve a secondary function in the official position: they allow the Department to imply that even investigating the project would be problematic, without having to say so explicitly. It is a way of making “no” sound like “we looked and it’s complicated” rather than “we haven’t looked.”
No official has formally stated that the environmental designations make a crossing impossible — because they cannot make that claim without the study they are refusing to commission.
5. It Has Never Been Anyone’s Political Priority
Until recently, no minister with responsibility for infrastructure had a personal stake in the SLC outcome. The crossing sits across a council boundary, spans two constituencies, involves two jurisdictions for full realisation, and serves a population that is too small to move electoral arithmetic on its own. Without a champion at Executive level, inertia is the path of least resistance — and “no need” is the language of inertia.
The Narrow Water Bridge changed this, because it creates an east coast corridor logic that makes Strangford the obvious next node. That political context did not exist in 2013.
6. The £650 Million Figure Does Exactly What It Is Designed to Do
The internal note that produced £650 million was not a cost estimate — it was a conversation-stopper. A number that large, presented without methodology, is sufficient to end most political discussions before they begin. Most elected representatives, on hearing £650 million, will not ask how it was calculated. They will simply accept that it is beyond reach.
The figure is not wrong because officials are dishonest. It may be wrong because the calculation was never intended to survive scrutiny — it was intended to be sufficient.
The Summary
Officials say “no need” because:
- It requires no evidence to assert
- It is unfalsifiable without the study they are refusing
- It protects the budget from an uncertain commitment
- It converts a known recurring cost into an invisible liability
- It has never had a minister willing to challenge it
- The only number on file — £650 million — was always large enough to make the conversation stop
The campaigning response is therefore not primarily about proving the bridge is needed. It is about proving that the question has never been properly examined — and that the cost of examining it is trivially small relative to the cost of not doing so.
“No need” is the answer you get when nobody has been required to ask the question properly. Until now.