Mark
Well-known member
Does anyone know of an open shaft at least 250mtrs deep (good condition) 2.5mtrs diameter, good access, ideally near the national grid, where a test rig could be installed, for a power generation contraption involving a heavy weight.
Ladywash would be ideal, apart from it?s used for exhausting Milldam
Ladywash would be ideal, apart from it?s used for exhausting Milldam