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HS2 could cost up to £102.7bn and trains will be slower than first planned

HS2 could cost up to £102.7bn and trains will be slower than first planned

The new cost range and train speed are being announced as a "reset" of the delayed, over-budget and vastly scaled-back project is carried out.

Editorial perspective

AI-assisted

Britain's flagship infrastructure project continues its trajectory of diminished ambitions and escalating costs. The revised £102.7bn price tag represents yet another increase for a scheme that has already shed significant portions of its original scope, including the Birmingham-to-Manchester leg cancelled in 2023. The slower train speeds compound concerns about value for money and competitive positioning against continental high-speed rail networks.

This reset matters for several reasons: it signals ongoing fiscal pressure on the UK government's capital expenditure priorities, potentially crowding out other infrastructure investments. For construction and engineering firms involved, the extended timeline creates revenue visibility but at lower margins. The financial markets will note this as further evidence of Britain's struggle to deliver major projects efficiently, a factor in long-term productivity assessments. Bond investors should watch for implications on government borrowing requirements, while the reputational damage may affect future public-private partnership appetite in UK infrastructure.