Section one: Contracting authority/entity
one.1) Name and addresses
City of London Corporation
Guildhall
London
EC2P 2EJ
Contact
Arta Nuhija
Arta.Nuhija@cityoflondon.gov.uk
Telephone
+44 2076063030
Country
United Kingdom
Region code
UKI - London
Internet address(es)
Main address
Section two: Object
two.1) Scope of the procurement
two.1.1) Title
Guildhall - Chiller Replacement
two.1.2) Main CPV code
- 45331200 - Ventilation and air-conditioning installation work
two.1.3) Type of contract
Works
two.2) Description
two.2.3) Place of performance
NUTS codes
- UKI - London
two.2.4) Description of the procurement at the time of conclusion of the contract:
Please note that this is a modification notice and not an open opportunity.
The City of London Corporation (the City) invites Tenders for the provision of the design, construction, strip out and connection and completion of the replacement of the Guildhall chillers, to provide a centralised chiller system.
The Contractor will be required to work up the client design information (RIBA Stage 3) to construction detail to meet the start on site date. The Contractor is to remove the five existing North Wing chillers including the Cooling tower and install in their place six new larger chillers. The capacity of the six new chillers will be sufficient to serve the entire Guildhall Building allowing the West Wing chillers and associated cooling towers to be de-commissioned and removed. A new chilled water link will be installed at roof level between the North Wing and West/East Wings.
two.2.7) Duration of the contract, framework agreement, dynamic purchasing system or concession
Start date
25 March 2024
End date
20 December 2024
two.2.13) Information about European Union Funds
The procurement is related to a project and/or programme financed by European Union funds: No
Section five. Award of contract/concession
Contract No
1
Title
Guildhall - Chiller Replacement
five.2) Award of contract/concession
five.2.1) Date of conclusion of the contract/concession award decision:
14 November 2023
five.2.2) Information about tenders
The contract/concession has been awarded to a group of economic operators: No
five.2.3) Name and address of the contractor/concessionaire
Briggs & Forrester Special Projects Limited
Bembridge House, Bembridge Drive
Northampton
NN2 6LZ
Country
United Kingdom
NUTS code
- UKF24 - West Northamptonshire
The contractor/concessionaire is an SME
Yes
five.2.4) Information on value of the contract/lot/concession (at the time of conclusion of the contract;excluding VAT)
Total value of the procurement: £3,547,502
Section six. Complementary information
six.4) Procedures for review
six.4.1) Review body
High Court of England and Wales
Royal Courts of Justice, The Strand
London
WC1A 2LL
Country
United Kingdom
six.4.2) Body responsible for mediation procedures
High Court of England and Wales
Royal Courts of Justice, The Strand
London
WC1A 2LL
Country
United Kingdom
six.4.4) Service from which information about the review procedure may be obtained
Cabinet Office
70 Whitehall
London
SW1A 2AS
Country
United Kingdom
Section seven: Modifications to the contract/concession
seven.1) Description of the procurement after the modifications
seven.1.1) Main CPV code
- 45331200 - Ventilation and air-conditioning installation work
seven.1.3) Place of performance
NUTS code
- UKI - London
seven.1.4) Description of the procurement:
Please note that this is a modification notice and not an open opportunity.
The City of London Corporation (the City) invited Tenders for the provision of the design, construction, strip out and connection and completion of the replacement of the Guildhall chillers, to provide a centralised chiller system.
The Contractor is required to work up the client design information (RIBA Stage 3) to construction detail to meet the start on site date. The Contractor is to remove the five existing North Wing chillers including the Cooling tower and install in their place six new larger chillers. The capacity of the six new chillers will be sufficient to serve the entire Guildhall Building allowing the West Wing chillers and associated cooling towers to be de-commissioned and removed. A new chilled water link will be installed at roof level between the North Wing and West/East Wings.
seven.1.5) Duration of the contract, framework agreement, dynamic purchasing system or concession
Start date
25 March 2024
End date
6 March 2026
seven.1.6) Information on value of the contract/lot/concession (excluding VAT)
Total value of the contract/lot/concession:
£4,521,944
seven.1.7) Name and address of the contractor/concessionaire
Briggs & Forrester Special Projects Limited
Bembridge House, Bembridge Drive
Northampton
NN2 6LZ
Country
United Kingdom
NUTS code
- UKF24 - West Northamptonshire
The contractor/concessionaire is an SME
Yes
seven.2) Information about modifications
seven.2.1) Description of the modifications
Nature and extent of the modifications (with indication of possible earlier changes to the contract):
The contract value and term have both been increased.
seven.2.2) Reasons for modification
Need for modification brought about by circumstances which a diligent contracting authority/entity could not foresee.
Description of the circumstances which rendered the modification necessary and explanation of the unforeseen nature of these circumstances:
The increase in contract value and term were necessary due to the requirements of the Building Safety Act 2022. At the time of the procurement, it was unforeseen that the Building Safety Regulator (BSR) approval process would be lengthy and delay the project completion date.
seven.2.3) Increase in price
Updated total contract value before the modifications (taking into account possible earlier contract modifications, price adaptions and average inflation)
Value excluding VAT: £3,547,502
Total contract value after the modifications
Value excluding VAT: £4,521,944