Closed
Bridge Maintenance - Scour remediation 2025/26
Tender ID: 600171
Tender Details
Organisation:
Tender #:
25/91
Status:
Closed
Publish Date:
13 November 2025
Closing Date:
10 December 2025
Closing Time:
04:00 PM (NZ)
Tender Description
This Contract is for the remediation of waterways impacted by scour related to six bridge/culvert structures on the roading network throughout the Waimakariri District.
The main tasks involved are:
- Construction of a concrete drop wall
- Reinstating scoured channel inverts with riprap protection
- Constructing riprap embankments to reinstate retention for bridge abutments
- Reinstating an eroded cobbled concrete culvert invert
- Tree removal in a waterway