A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Concrete replaces wood H-frames
Florida Power Corp has installed precast, prestressed concrete towers as test study in 9-mi section of 110-kv transmission line; tower is H-frame, with two 75-ft tall poles, 39-ft cross arm, V-braces and steel angle cross bracing below cross arm. (see also Eng News-Rec v 159 n 4 July 25 1957 p 41-2)
Concrete replaces wood H-frames
Florida Power Corp has installed precast, prestressed concrete towers as test study in 9-mi section of 110-kv transmission line; tower is H-frame, with two 75-ft tall poles, 39-ft cross arm, V-braces and steel angle cross bracing below cross arm. (see also Eng News-Rec v 159 n 4 July 25 1957 p 41-2)
Concrete replaces wood H-frames
Elec World
Pilsbury, W.L. (author) / Benham, C.B. (author)
Electrical World ; 147
1957
3 pages
Article (Journal)
English
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