Whitehall Boiler System O&M (District Heating System)

The tender is for the Whitehall systems O&M, which consist of a district heating system providing heating & hot water, a standby power system and service ducts.

District Heating System 4 x fuel fired boilers that provide heating and hot water to stakeholder buildings across Whitehall. The heating system is operated at 145 °C flow temperature and 10 bar pressure, feeding hot water to heat exchangers situated within individual buildings.

The system is operational between October and April with end users charged for supply in order to recoup the costs of operation.

Each boiler is rated at 5.5MW. Fuel oil consumption per boiler is approximately 1,080 litres/hr / 25,920 litres over a 24 hour period.

There are also two summer boilers that provide a GPA Client building with hot water requirements during the summer operational period (May to September). Each boiler is rated at 1.3MW.

There are four bulk storage holding tanks for fuel oil at the Whitehall Boiler System. The four tanks have the capability of holding 1,000,000 litres of fuel oil and are filled with HVO.

Whitehall Standby Distribution System (WSD) WSD provides standby power to stakeholder buildings. There are four CAT, 2.5MW generators that solely provide standby power to stakeholder buildings across Whitehall.

There are a number of service ducts that house distribution pipework for the WBS and cabling associated with operation of the WSDS.

The provision of gas and electricity and associated energy services are out of scope.

The contract is for an initial 3 year term, with 2 x 1 year extension options.

GPA intends to use the CCS RM6264 Facilities Management and Workplace Services Dynamic Purchasing System (DPS) as a route to market.

Due to the nature of DPS, companies can register to join at any time over the DPS's life. To register for free, follow the instructions in the supplier Facilities Management and Workplace Services section of the CCS Supplier Registration information page https://supplierregistration.cabinetoffice.gov.uk/dps#buildingcleaningservices

By registering for the DPS you will be alerted to and able to bid for work being tendered by UK central government departments, agencies and public bodies, wider public sector organisations and charities. So registering is a worthwhile exercise.

An initial market engagement day is scheduled for 14:00 on Wednesday the 3rd of May 2023. This will be followed by subsequent meetings as the process develops. email [email protected] to for a invite to the online market engagement session.

The market day slide deck along with questions and answers from the day will be available post the 3rd of May 2023.

Due to Contracts Finder limits the spec has been substantially reduced, It will be discussed in depth at the market day.