CPT_25_15 Road & structures engineering services contract

National Audit Office · awarded 10 March 2025

Who

Buyer	National Audit Office LONDON
Supplier	Ridge & Partners LLP
Category	services
Classification	Accounting and auditing services CPV 79210000
Notice published	9 March 2026

What it is for

The National Audit Office (NAO) awarded a contract to Ridge & Partners LLP who will be expected to consult on road engineering assumptions underpinning the valuation of the Strategic Road Network (SRN) in the National Highways (NH) accounts, including assessing the condition-based depreciation estimates. This contract has been direct awarded using Lot 1: Business of Crown Commercial Services Management Consultancy Framework Three (MCF3). The new contract will run for an initial period of 1 year from Tuesday 1st April 2025 until Tuesday 31st March 2026, with the option to further extend for a period of up to 4 years (4 periods of 12 months) until Sunday 31st March 2030 at the NAO's discretion. The estimated contract value will be £375,000 inclusive of VAT over the 5 years duration. As of 1st April 2026, the contract will extended for 12 months from Wednesday 1st April 2026 to Wednesday 31st March 2027.

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