Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Design is complicated on Penn-Lincoln Parkway
19 1/2-mi route is limited-access highway in rugged topography; project involves 10 major and five minor interchanges, two tunnels, and double deck bridge; standards provide for max grades of 5%, horizontal curvature of 4° and design speed of 60 mph; Squirrel Hill Tunnel carries two parallel tubes, each tube having two 12-ft one-directional traffic lanes and sidewalk.
Design is complicated on Penn-Lincoln Parkway
19 1/2-mi route is limited-access highway in rugged topography; project involves 10 major and five minor interchanges, two tunnels, and double deck bridge; standards provide for max grades of 5%, horizontal curvature of 4° and design speed of 60 mph; Squirrel Hill Tunnel carries two parallel tubes, each tube having two 12-ft one-directional traffic lanes and sidewalk.
Design is complicated on Penn-Lincoln Parkway
Better Roads
Better Roads ; 24
1954
Aufsatz (Zeitschrift)
Englisch
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Pittsburgh's Penn-Lincoln parkway
Engineering Index Backfile | 1944
Planning role in Pittsburgh's Penn-Lincoln Parkway
| Engineering Index Backfile | 1957
Many unusual structures feature Penn-Lincoln Parkway
| Engineering Index Backfile | 1956
New ventilating system designed for Penn-Lincoln parkway tunnel
| Engineering Index Backfile | 1944
Builders of Penn-Lincoln Parkway east solve complex design and construction problems
Engineering Index Backfile | 1948