"Y cam nesaf yw creu dyluniad cychwynnol sy'n rhoi ystyriaeth fanylach i'r problemau amgylcheddol a pheirianyddol ac sy'n edrych ar sut i ddatrys rhai o'r problemau godwyd yn yr ymgynghoriad.
“The next steps will be to develop a preliminary design, which considers the environmental and engineering issues in more detail and looks to address some of the issues raised during the consultation.