# Baldwins Pond Dam Safety Improvements

> Tender notice from UK public-sector procurement sources.

## Key facts

- Public buyer: [City of London Corporation](/buyers/city-of-london-corporation/contract-awards)
- Tender value: £1,000,000
- Published: 4 September 2020
- Planned start: 27 November 2020
- Planned end: 31 July 2021
- Stage: open_tender
- Procurement category: works
- Notice ID: bc4d9320-2dfc-4dc9-bc59-e0d8671c7567-379597
- OCID: ocds-b5fd17-2a859296-3609-4ffe-a742-bd46d06d77f2

## Description

The project comprises the design and construction of improvements to Baldwins Pond, potentially including for \(but not necessarily limited to\):- a\) Measures to permanently stem leakage through the dam, potentially by the formation of vertical "cut off" layer along the critical length of the dam, toed into natural sub-strata; b\) Measures to provide a new impermeable lining to the remaining section of culvert/fill left after the fire damage to the previous 900mm diameter corrugated GRP pipe; c\) Measures to provide an auxiliary emergency spillway to the dam, to convey flood flows that are beyond the capacity of the current arrangements, as appropriate to the catchment area and risk category of downstream receptors, if relevant; d\) Measures to provide suitable stilling structures to the overflows at the downstream toe of the dam; e\) Works to improve the access tracks accessing/egressing the dam, for the purposes of construction access and future maintenance\.

## Related contract awards

- [Barbican Fire Project - High Sensitive Fire Doors](/contracts/ocds-b5fd17-2a806179-1ac4-441a-91f0-dcb3a1c55f53): City of London Corporation
- [Dispute Resolution Consultant for Sydenham Hill Project](/contracts/ocds-b5fd17-519290f7-624f-414c-86cc-a5f4c840bc8d): City of London Corporation
- [Guildhall Chilling/Humidification Plant Replacement](/contracts/ocds-b5fd17-4167236a-b038-4907-a31c-165a10f3856c): City of London Corporation

## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/bc4d9320-2dfc-4dc9-bc59-e0d8671c7567-379597)