Display 03576

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03576 Ewen Maddock Dam, Dam Safety Upgrade Stage 2 Project

Issued by Seqwater

Invitation to Offer

Status: All Offers Declined
Mega Category: Building construction and maintenance
Number: 03576
Released: Thu, 2 May 2019 at 5:07PM Brisbane, Queensland
Closing: Mon, 10 Jun 2019 at 1:00PM Brisbane, Queensland
UNSPSC: Building and Construction and Maintenance Services - (98%)
UNSPSC 2: Farming and Fishing and Forestry and Wildlife Contracting Services - (2%)
Region/s: South East Queensland

Section 1

Tender Overview

Seqwater is seeking Proposals for the construction of the Ewen Maddock Dam, Dam Safety Upgrade Stage 2 Project .

The works generally includes:

• Temporary works for the lowering of the reservoir to 60% capacity, (2 m metres below Full Supply Level (FSL)), by use of a temporary cofferdam with release gates.
• Site mobilisation- inclusive of establishment, access roads, facilities, stockpile sites, access routes, etc.
• Clearing of proposed vegetation, protection of endangered flora
• Upgrade the existing earth fill embankment with sand filters and internal chimney filters
• Raise the existing earth fill embankment to increase flood capacity with a concrete parapet wall
• Raise and strengthen the concrete spillway
• Install emergency outlet gates in the spillway to enable reservoir drawdown in the case of a dam safety incident
• New Fishway - design, construction and commissioning
• Other necessary works as part if the upgrade

For detailed information on the specific works sought under this tender, please review the "Specification Documents"

More about tendering here

Section 2

Still need help? Contact Us

users Alison White
phone 0431 903 806
email alison.white@seqwater.com.au

Section 3

Here is the detail

If there are no documents listed in this section, please refer to Section 1 Tender Overview.

Documents can not be downloaded once Tender has closed.