- An introduction to the Severn barrage development project - project promotion aspects - Severn barrage - site investigation and barrage layout - Severn barrage - civil engineering aspects - Turbine generators for the Severn barrage - Energy production - Getting the power away - Tidal power from the Mersey - history and prospects - Progress on civil engineering and planning on a Mersey tidal project - Electrical and mechanical engineering aspects of a Mersey tidal project - Initial assessment of the energ