Fixed price quotations are invited from competent marine contractors for the plough dredging of approximately 5,500 tonnes of sand type material from the harbour basin in Buncrana. A conversion factor of 2 tonnes per Cu.m. shall be used when calculating quantities. Dredging operations will be required to achieve a depth of -1.5m in the channel as indicated on the map in appendix B. The dredged material will be placed in the area shown on the map in appendix B which is approx. 1000m south west of the end of the pier. The work will be carried out using a suitable vessel(s) for the task that complies with all current legislation relating to such vessel(s). Details and specifications of the vessel(s) shall be returned with the quotation.