HS2 cost estimated to exceed £100bn and trains not due to start for at least 10 years

The transport secretary Heidi Alexander has said the cost estimate to finish Phase 1 of HS2 has exceeded £100bn and the first trains will not run until at least another decade. The post HS2 cost estimated to exceed £100bn and trains not due to start for at least 10 years appeared first on New Civil Engineer.

New baseline cost estimate for HS2 may not be established until 2026 as project undergoes wholesale reset

Construction on high-speed rail scheme started too early, new chief tells MPs

Transport secretary rejects £66bn HS2 cost estimate

The transport secretary has dismissed suggestions that HS2 is set to cost the public purse up to £66bn. An estimate made by officials at HS2 Ltd in June that the entire line would cost between £54bn and £66bn was neither “accurate or reliable”, Heidi Alexander… The post Transport secretary rejects £66bn HS2 cost estimate appeared first on Construction News.

Cost estimate for California’s 72km water tunnel under river delta rises to $20bn

The estimated cost for the construction of a rainwater storage tunnel underneath the Sacramento-San Joaquin River Delta in California has risen to $20bn (£16bn). The post Cost estimate for California’s 72km water tunnel under river delta rises to $20bn appeared first on New Civil Engineer.

Hammersmith Bridge sees stabilisation progress but full repair in doubt as cost hits £250M

The stabilisation of Hammersmith Bridge will progress this year but a full repair is now in doubt as the cost estimate has hit £250M. The post Hammersmith Bridge sees stabilisation progress but full repair in doubt as cost hits £250M appeared first on New Civil Engineer.

Practical Engineering - Why Construction Projects Always Go Over Budget, 21032023

From preconstruction costs to inflation to unexpected site conditions, there are a lot of reasons construction budgets rarely align with construction costs.