Chapter HEADWAY
Not less than 6.62 metres clear of water level of 21.68 metres A.O.D. measured on 8th February 2006 over a square width of 35 metres. This clearance will reduce during periods of heavy rain.
Not less than 6.62 metres clear of water level of 21.68 metres A.O.D. measured on 8th February 2006 over a square width of 35 metres. This clearance will reduce during periods of heavy rain.