How to win: Site Power HV/LV Electrical Design

About this contract

The HV/ LV electrical design is essential to develop a robust and safe electrical distribution network within the Tunnel Launch Compound (TLC), the STP, SXB, SMT areas within the Temporary Construction Area (TCA) and the Ancillary Construction Area (ACA) to support tunnel construction at the SZC site. The network will be required to distribute power to the following areas and equipment: Underground: Tunnel boring machines (TBMs), Slurry pump system Underground Conveyor belt system Ventilation system Lighting & Communication networks Ancillary tunnel construction equipment Overground: Ventilation system Cooling water system Overground conveyor belt system Overground slurry pump system Compressed air system Grout batching plant Dewatering system & water treatment plant Gantry cranes Site lighting, access control & communication systems Office building/ welfare Ancillary site activities Electrical loading details of the equipment listed above will be collated and provided by CWA to the selected electrical design enginee

How to win contracts like this

• ✓Answer against the marking scheme, not the question text — Sizewell C Limited scores each response, so map your evidence to the published criteria and weightings.
• ✓At £50,000, expect quality and social value to carry a large share of the score — price alone rarely wins services work.
• ✓Show recent, comparable delivery: name similar services contracts you've delivered for public bodies, with measurable outcomes.
• ✓Start early: it closes 18 August 2026 and a strong bid takes iteration.

BidWriter drafts your responses from your company profile, scores them against the marking scheme, and tracks your whole pipeline. Free to start — no card needed.

Related resources