Steel transmission structures and catenary bridges. (1914)
Archbold-Brady Co. · Archbold-Brady Co. · leaf 20
LACED CHANNEL POLES The large illustration shows Laced Channel Pole line of the EMPIRE DISTRICT ELECTRIC COMPANY of Joplin. These Structures are used in Joplin and Springfield, Mo., over a total length of 4 miles to bring 66,000 volt circuits into sub-stations. The ground wires are j*s in. stranded…
