Contributor
Infrastructure Correspondent
Marcus reports on civils, electrification and renewals, with a particular focus on delivery performance and cost. (Sample profile.)
The most technically demanding stage of the £4.2bn Pennine programme has begun, with electrification, remodelling and digital signalling now overlapping on the same corridor for the first time.
Marcus Aldridge · 24 Aug 2026 · 9 min read
Designing electrification around bi-mode fleets saves capital in the short term, but engineers warn that infill schemes can lock in cost if wiring gaps are chosen for budget rather than operations.
Marcus Aldridge · 17 Aug 2026 · 5 min read
Weather-related closures have accelerated a £310m resilience programme, with earthworks stabilisation and drainage renewal brought forward on a strategic route.
Marcus Aldridge · 15 Aug 2026 · 4 min read
Analysis suggests traction decarbonisation targets depend less on headline electrification and more on a long tail of short, low-profile infill schemes.
Marcus Aldridge · 11 Aug 2026 · 6 min read
A sample video feature following an overhead line team through a weekend possession, from handback planning to final energisation.
Marcus Aldridge · 5 Aug 2026 · 3 min read