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Utility pole
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A utility pole, commonly referred to as a transmission pole, telephone pole, telecommunication pole, power pole, hydro pole, telegraph pole, or telegraph post, is a column or post used to support over
Utility pole supporting wires for electrical power distribution, coaxial cable for cable television, and telephone cable. Two pairs of shoes can be seen hanging from the wires (center-left, far right).
Utility pole supporting wires for electrical power distribution, coaxial cable for cable television, and telephone cable. Two pairs of shoes can be se
Wooden electricity poles in Germany. In central Europe, lines usually run just straight across fields, rows of poles accompanying roads are quite rare
Wooden electricity poles in Germany. In central Europe, lines usually run just straight across fields, rows of poles accompanying roads are quite rare.
Steel utility pole for low voltage in Gryfów, Poland
Steel utility pole for low voltage in Gryfów, Poland
Typical North American utility pole, showing hardware for a residential 240/120 V split-phase service drop: (A,B,C) 3-phase primary distribution wires
Typical North American utility pole, showing hardware for a residential 240/120 V split-phase service drop: (A,B,C) 3-phase primary distribution wires (mounted on a crossarm), (D) neutral wire, (E) fuse cutout, (F) lightning arrester, (G) single-phase distribution transformer, (H) ground wire to transformer case, (J) "triplex" service drop cable carries secondary current to customer, (K) phone and cable TV wires
Stobie pole
Videos
A Stobie pole is a power line pole made of two steel I-beams, joined by tie-bolts, and held apart by a slab of concrete. It was invented by Adelaide Electric Supply Company engineer James Cyril Stobie
Utility pole
…out of the way of people and vehicles. Utility poles are usually made out of wood, aluminum alloy, metal, concrete, or composites like fiberglass. A Stobie pole is a multi-purpose pole made of two steel joists held apart by a slab of concrete in the middle, generally found in South Australia. The first poles…
Original 1924 Stobie pole (left) next to a modern Stobie pole (right) at the Angle Park manufacturing plant
Original 1924 Stobie pole (left) next to a modern Stobie pole (right) at the Angle Park manufacturing plant
Stobie pole in an Adelaide suburb
Stobie pole in an Adelaide suburb
Original Patent Application
Original Patent Application
1937 imprint
1937 imprint