§ Mr. Urwinasked the Secretary of State for the Environment how many bridges of box girder design are currently under construction and how many more have been authorised; and if he will name the individual projects and starting dates.
§ Mr. SpeedThere are 23 steel box girder bridges currently under construc- 319W tion for my Department and five for local authorities. There are a further three in
Name of bridge Department of Environment Road No. County Date contract let Merstham Interchange 14A M25 Surrey January, 1972 Lyne Lane M3 Surrey Prior to June, 1971 Laleham Road M3 Surrey Prior to June, 1971 Windmill Road M3 Surrey Prior to June, 1971 Riverton Road M5 Somerset Prior to June, 1971 Huntsworth Viaduct M5 Somerset Prior to June, 1971 Huntsworth Lodge M5 Somerset Prior to June, 1971 Naish Hill* M5 Somerset Prior to June, 1971 Avonmouth M5 Gloucester Prior to June, 1971 Sharston B16, B8, B9, B12 (4 bridges) M56 Cheshire January, 1972 Bidston Moss* M53 Cheshire Prior to June, 1971 Huntsworth Lane* M62 West Riding Prior to June, 1971 Kirklees Viaduct M62 West Riding Prior to June, 1971 Blakelow Lane M62 West Riding Prior to June, 1971 Altofts M62 West Riding February, 1972 Hylton A19 Durham Prior to June, 1971 Tees A19 Durham April, 1972 Overbridge Westgate A40 Gloucester Prior to June, 1971 Mardle Viaduct A38 Devon April, 1972 River Avon Bridge A38 Devon July, 1972
Name of bridge Non-Department of Environment Road No. Highway Authority Date contract let Newhaven Swing Bridge A259 East Sussex C.C. November, 1972 Ash worth Road A652 Dewsbury C.B.C. 6th July, 1972 Aston Expressway "A"* A38(m) Birmingham C.B.C. Prior to June, 1971 Docks Link Bridge A5139 Cheshire C.C. Prior to June, 1971 Bidston Station A554 Cheshire C.C. Prior to June, 1971 * Brought into partial service.
STEEL BOX GIRDER BRIDGES IN COURSE OF DESIGN—4 NO (3 DOE.) Name of bridge Department of Environment Road County Date contract to be let Ryton Flyover A423 Warwick Spring, 1973 Huntingdon Viaduct A14 Huntingdon Early 1973 Ouse Bridge* M62 West Riding December, 1972/January, 1973
Name of bridge Non-Department of Environment Road Highway Authority Date contract to be let Cradlewell B1307 Newcastle C.B.C. Not yet known * Alternative design under consideration.