Conversion of county road to motorway and dual 24 ft roadway designed for speeds of 70 mph and having flexible road base to prevent mining subsidence; flyover junctions provided at main road intersections; 12 mi Doncaster bypass has 11 overbridges, 10 underbridges, 3 footbridges, 1 subway and four culverts; prestressed and pretensioned bridges avoid future damage by reduction of size of single component parts and provision of jacking facilities.
Great north road in west riding of Yorkshire
Roads Road Construction
Roads and Road Construction ; 37 , n 434
1959
2 pages
Article (Journal)
English
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