Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Conduit and manhole construction
Bell forms of conduit simplify duct-mouth construction; transit-mixed concrete for congested areas; separate trunk-line transmission conduit systems where feasible; driven service pipes for customer connections; manholes should not be less than 6 ft. in height; street loading and roof strength precautions; shapes to conform to requirements; precast service boxes; transformer vaults under sidewalk; roof construction; covers and castings; ventilation.
Conduit and manhole construction
Bell forms of conduit simplify duct-mouth construction; transit-mixed concrete for congested areas; separate trunk-line transmission conduit systems where feasible; driven service pipes for customer connections; manholes should not be less than 6 ft. in height; street loading and roof strength precautions; shapes to conform to requirements; precast service boxes; transformer vaults under sidewalk; roof construction; covers and castings; ventilation.
Conduit and manhole construction
Elec. News
1931
4 pages
6 Figs.
Aufsatz (Zeitschrift)
Englisch
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