Tender Details

Country: Canada
Summary: Madawanson Rehabilitation Project
CAT Ref No: 116606633
Deadline: 23 Apr 2025
Financier: Self Financed
Purchaser Ownership: Government
Tender Value: Refer Document
Notice Type: Tender
Document Ref. No.: tender_20546
Purchaser's Detail:
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Description:
Detailed_Description : The Madawanson Lake Dam is a rock-filled timber crib structure constructed in 1968, located approximately 59 km north of Highway 17 at Massey Ontario. A Ministry of Natural Resources (MNR) access road branches east from Highway 810, which provides the sole vehicular access route to the dam site.The dam consists of a 58.22 m long by 4.57 m wide rock-filled timber crib, with a 4.27 m span stop log controlled bay near the centre of the structure. There is an overflow weir on both sides of the control structure, measuring approximately 12.86 m and 13.06 m long on the west and east sides, respectively. From the base of the crib, the dam has an approximate overall height of 3.658 m at the weir section. The dam is in poor condition and requires rehabilitation to extend the useful life of the structure.
Scope of Work : The rehabilitation work generally consists of the following:•Installation of cofferdam upstream and downstream of dam and temporary flow bypass.•Installation of environmental protection measures, including silt fence, siltation traps, and turbidity curtain.•Removal of timber planks on weir and existing stop logs.•Extension of timber sheathing with EPDM waterproofing membrane at stop log bay.•Fill existing timber crib and stop log bay to top with rock fill and level with clear stone.•Installation of imported impermeable clay core on the downstream side of the dam.•Installation of rock protection on upstream and downstream sides of the dam, and at the embankments.•Installation Geosynthetic Cementitious Composite Mat on the surface of the overflow weir.•Installation public safety signage and bollard barrier at east end of dam.•Removal of cofferdam(s) and temporary works and restore the site.
Documents:

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Madawanson Rehabilitation Project - Canada Tender

The GOVERNMENT OF ONTARIO, a Government sector organization in Canada, has announced a new tender for Madawanson Rehabilitation Project. This tender is published on CanadaTenders under CAT Ref No: 116606633 and is categorized as a Tender. Interested and eligible suppliers are invited to participate by reviewing the tender documents and submitting their bids before the deadline on 2025-04-23.

The estimated tender value is Refer Document, and full details, including technical specifications and submission requirements, are provided in the official tender documents. Ensure all submissions meet the criteria outlined to be considered for evaluation.