A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Newport by-pass motorway
Completion of final link in Wales at approach to and from Severn bridge; basic construction of roadways and hard shoulders consists of 4 in. of hot rolled asphalt on 3 in. of bitumen macadem on base of lean concrete 7 in. thick; highway layout; Crindau tunnels accommodate 24 ft roadway and two 3 ft emergency walkways; tunnels are 1180 ft long from portal to portal; PVC lining is provided up to total height of approximately 17 ft in tunnel; approximately two million cu yd of material were excavated and formed into embankments or removed from site.
Newport by-pass motorway
Completion of final link in Wales at approach to and from Severn bridge; basic construction of roadways and hard shoulders consists of 4 in. of hot rolled asphalt on 3 in. of bitumen macadem on base of lean concrete 7 in. thick; highway layout; Crindau tunnels accommodate 24 ft roadway and two 3 ft emergency walkways; tunnels are 1180 ft long from portal to portal; PVC lining is provided up to total height of approximately 17 ft in tunnel; approximately two million cu yd of material were excavated and formed into embankments or removed from site.
Newport by-pass motorway
Roads Road Construction
1967
3 pages
Article (Journal)
English
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