Works to Revetment/Breakwater Structure at North Pier, Portrush Harbour

Tender description

The Contract is for the repair and upgrade of sea defences to seaward face of Portrush North Pier, measuring approximately 140m in length. Works will include: • Removal of delaminated concrete overlay to stone pitched revetment • Concrete infill to voids present within the stone pitched revetment, as a result of loss of material, and repair of concrete overlay • Relocation of existing Rock Armour (circa 7000m3) over 140m length • Construct new concrete edge beam (between stone pitched revetment and rock armour) over approximately 140m length • Supply, stockpile temporarily and place circa 24,000t of 10-15t rock armour in front of toe beam over approximately 140m length. It is envisaged that the contract period will be 28 weeks (April to September 2018), including 8 weeks mobilisation.