Exwick Flood Defence

Project: Exwick Flood Relief Channel Repairs
Client: Environment Agency, Concrete Repair & Joint Renewal
Main contractor: Dawnus Construction
Date: March 2015

The Brief

As part of a routine maintenance programme, defective joint and repair works to concrete side wall were identified at Exwick Relief Channel.

The Solution

Joints were renewed by raking out the existing joints material and leave clean. Prime surfaces and insertion of Polythene Foam backing strips followed by application of and tooling of polysulphide sealant.
The concrete repairs to side walls was carried out using traditional concrete repair methods. Smaller defects repaired with concrete repairs mortar and larger defects using a polymer modified repair concrete. Materials used on this project were: Fosroc Nitroseal MS100 Sealant Fosroc Thioflex 600 Sealant Weber 5 Star Repair Concrete

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