Basic requirements in design and construction of overhead trolley wire structures; experience gained in constructing 67 mi of overhead on 24 trackless trolley lines since 1931 by United Electric Railways Co, Providence, RI, discussed; installation of poles, tangent spans, curve segments, stringing trolley contact wire, and installation of special work at intersections.
Celestial hardware
Bus Transportation
Bus Transportation ; 26 , n 10
1947
3 pages
Aufsatz (Zeitschrift)
Englisch
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