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Utility pole
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===Communication cables=== The communications cables are attached below the electric power lines, in a vertical space along the pole designated the ''communications space''.<ref name="Florida" /> The communications space is separated from the lowest electrical conductor by the ''communication worker safety zone'', which provides room for workers to maneuver safely while servicing the communication cables, avoiding contact with the power lines.<ref name="Florida"/> The most common communication cables found on utility poles are copper or [[fibre-optic cable]] (FOC) for [[telephone lines]] and [[coaxial cable]] for [[cable television]] (CATV). Coaxial or optical fibre cables linking [[computer networks]] are also increasingly found on poles in urban areas. The cable linking the [[telephone exchange]] to local customers is a thick cable lashed to a thin supporting cable, containing hundreds of [[twisted pair]] [[subscriber line]]s. Each twisted pair line provides a single telephone circuit or [[local loop]] to a customer. There may also be FOCs interconnecting telephone exchanges. Like electrical distribution lines, communication cables connect to service drops when used to provide local service to customers.
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