1 Basin Caisson - Cofferdam, Masonry Repairs, Installation

2024-06-07

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英语 (English)

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Published date: 7 June 2024

Open opportunity - This means that the contract is currently active, and the buying department is looking for potential suppliers to fulfil the contract.

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Contract summary

Industry

Marine construction works - 45244000

Location of contract

South East

Value of contract

£3,000,000 to £5,000,000

Procurement reference

20240607190809-153032

Published date

7 June 2024

Closing date

28 June 2024

Closing time

12pm

Contract start date

31 January 2025

Contract end date

24 February 2027

Contract type

Works

Procedure type

Restricted procedure

What is a restricted procedure?

A two-stage procedure, where the first stage is used to select suppliers, who are then invited to bid in the second stage.

Contract is suitable for SMEs?

Contract is suitable for VCSEs?

Description

Proposed to replace the existing caisson to 1 Basin. Proposed works to be undertaken as per the design and surveys approved with Historic England and Crown Estates.

Install perimeter CPNI fencing to secure the site for the duration of the project.

Installation of temporary cofferdams to the East and West that will not impact the historic fabric. Dewater and inspect and survey the 1 Basin stonework.

Monitor historic seawalls and ground water levels during the works.

Undertake stone wall repairs in accordance with Historic England detail specification and approval.

Replace the penstock gate with electric operated replacement with civil works and electrical supply required to operate.

Demolition and removal of the existing caisson constructure to 1 Basin. Repairs to the caisson groove and prepare for replacement caisson arrival (by others) removal all structural supports.

Remove and survey the condition of the road bridge. Repair works to the sill and stone repairs to match the existing structure to the detailed specifications to Historic England specification. Install a temporary foot bridge during the project.

Refurbishment and load testing of fairleads and bollards and leave in full working order for ongoing operations. Clean, survey and remedial repairs to historic brickwork culvert after dewatering.

Remove the temporary cofferdams and refit road bridge after caisson has been replaced and all works to the bridge has been completed.

More information

Links: https://uk.eu-supply.com/app/rfq/rwlentrance_s.asp?PID=82468&B=KBS

Additional data; https://uk.eu-supply.com/ctm/Company/CompanyInformation/Index/153032

User / Company; https://uk.eu-supply.com/ctm/supplier/publictenders?B=KBS

If you are interested in this opportunity, please express an interest through KBS' tendering portal to access the Selection Questionnaire and NDA

How to apply

Follow the instructions given in the description or the more information section.

About the buyer

Contact name

Chris May

Address

Victory Building, Room 233, The Parade, HM Naval Base
Portsmouth
PO1 3LS
ENG

Email

SCWaterfront@kbsmaritime.com

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