Published date: 5 August 2022

Closed opportunity - This means that the contract is currently closed. The buying department may be considering suppliers that have already applied, or no suitable offers were made.


Closing: 2 September 2022, 1pm

Contract summary

Industry

  • Ground-drainage work - 45111240

  • Works for complete or part construction and civil engineering work - 45200000

  • Drainage construction works - 45232450

    • Ventilation and air-conditioning installation work - 45331200

Location of contract

UB10 0GG

Value of contract

£900,000

Procurement reference

tender_309758/1081815

Published date

5 August 2022

Closing date

2 September 2022

Closing time

1pm

Contract start date

7 November 2022

Contract end date

29 May 2023

Contract type

Works

Procedure type

Open procedure (below threshold)

Any interested supplier may submit a tender in response to an opportunity notice.

This procedure can be used for procurements below the relevant contract value threshold.

Contract is suitable for SMEs?

Yes

Contract is suitable for VCSEs?

No


Description

The Battle of Britain Bunker was constructed in 1938 as the underground operations room replacing a ground level facility. In 1940 it was the nerve centre for directing the fighter protection over London and the Southeast. The Bunker was built on two levels, and remains largely unchanged, it contains its original air filtration system provided by two independent plant rooms, mains and standby power supplies, together with telephone exchanges and offices. It was closed for operational use in 1958. The bunker is now a museum.

Phase 2 Water mitigation is part of an ongoing programme of works being carried-out at the Bunker complex. This phase consists of drainage, repairs and internal works.

Drainage works:

The works is for a series of land drains and Swales across the site to intercept water away from the complex. And the creation of a new below ground attenuation tank to mitigate off-site drainage along with decommissioning of an attenuation pond, and all associated works.

Repairs works:

The repair work is to three leaking air shafts that involves deep excavation and cutting through two burster courses, asphalt repairs and formation of a concrete outer sleeve.
Other works are to be carried-out as specified.

Internal works:

Internal works are to consist of plant room and ventilation ductwork repairs, electrical upgrade, and water management improvements.

Programme
Contractor Procurement Jul 2022 - Aug 2022
Construction works Sep 2022 - Jun 2023

****Please register/log in at www.capitalesourcing.com to view all tender information/documents****


More information

Additional text

The London Borough of Hillingdon is inviting all interested organisations to tender through the Council's nominated electronic tendering portal, www.capitalesourcing.com Please register on the above portal where the tender documents for this project can be downloaded.


About the buyer

Address

Civic Centre, High Street
Uxbridge
UB8 1UW
England

Email

psoward@hillingdon.gov.uk