Written questions

National Grid: Electric Cables

Lords · Question HL6543 · Tabled 3 Apr 2025 · Department for Energy Security and Net Zero · Official record

Answered 14 Apr 2025

Question

Asked by Lord Birt

To ask His Majesty's Government what is the relative cost of installing National Grid electricity cables that are (1) suspended from pylons and (2) buried underground.

Answer

Answered by Lord Hunt of Kings Heath, 14 Apr 2025

The relative costs of overhead lines and burying underground electricity cables are assessed by National Grid at a project-specific level, with costs varying depending on factors such as the terrain and other site conditions. The Institute of Engineering ...