Source · Select Committees · Public Accounts Committee

Recommendation 28

28 Accepted

The Department acknowledged that there remains substantial uncertainty over its cost estimate.

Recommendation
The Department acknowledged that there remains substantial uncertainty over its cost estimate. In particular, there are a lot of risks in undertaking this redevelopment programme on an operational site and more work is needed to understand these risks and the costs of mitigating them.52 The Department set out some of the work it is currently undertaking to increase confidence in its cost estimate including building condition surveys and developing its sustainability strategy. It stated that it is using the period up to the next Programme Business Case in June 2024 to refine its cost estimate to ensure it is robust.53
Government Response Summary
The government agrees to continue developing its cost estimate for the Weybridge redevelopment programme, clarifying uncertainties and using cost ranges, with a target implementation date of Summer 2024.
Government Response Accepted
HM Government Accepted
5. PAC conclusion: There remains substantial uncertainty over the costs of the Weybridge redevelopment programme. 5. PAC recommendation: The Department needs to continue to develop its cost estimate and be clear where, and how much, uncertainty remains. This should include the use of cost ranges to illustrate the level of uncertainty. 5.1 The government agrees with the Committee’s recommendation. Target implementation date: Summer 2024 5.2 The cost estimate will continue to be developed over the current tranche, through to the main investment decision in 2024, including how uncertainty is reflected in those costings. It is the intention of the department to introduce cost ranges.