River-wall construction

Tender description

The proposed scheme will include the construction of direct flood defences and conveyance improvement measures along the Ballybrack Stream, Grange Stream and Tramore River. Construction works for the proposed scheme will take place in 3 separate areas along the Tramore River, Ballybrack Stream and Grange Stream. Cork County Council, in collaboration with the Office of Public Works (the funding authority for the scheme), intends to undertake engineering works along the Ballybrack Stream, Grange Stream and Tramore River with the objective of minimising the risk of flooding in the areas of Douglas and Togher in County Cork. Numerous significant flood events have occurred in the Douglas and Togher areas, necessitating the proposal to introduce flood relief works. The proposed scheme will include the construction of direct flood defences and conveyance improvement measures along the Ballybrack Stream, Grange Stream and Tramore River. The direct defences proposed include flood walls and conveyance improvements consisting of channel widening, channel deepening and the introduction of or replacement of culverts. Construction works for the proposed scheme will take place in four separate areas along the Tramore River, Ballybrack Stream and Grange Stream as follows: — Area 1: Ballybrack Stream through Douglas, from Ballybrack woods to Church Street, — Area 2: Tramore River adjacent to St Patrick’s Mills, Douglas, — Area 3: Grange Stream (tributary of Ballybrack Stream) through Donnybrook Commercial Centre. The Works proposed consist of: 1) Ballybrack Stream through Douglas — Construction of flood defence walls and channel widening and deepening, bridge removal, bridge replacement, road regrading, landscaping, service diversions and all associated works; 2) Grange Stream, Donnybrook Commercial Centre — Construction of channel widening, deepening and regrading, replacement culvert, road regrading, landscaping, service diversions and all associated works; 3) Tramore River, St Patricks Mills Douglas — Construction of new flood defence walls and bridge parapet, road regrading and reinstatement, service diversions and all associated works. For more details on the Scheme’s development and consultation please refer to the scheme website (www.douglasfrs.ie).