Service Tree

The Service Tree lists all services in "branched" groups, starting with the very general and moving to the very specific. Click on the name of any group name to see the sub-groups available within it. Click on a service code to see its details and the providers who offer that service.

Line Installers/Repairers

Taxonomy Code: YO-3400.4000

Individuals who install, maintain and repair the vast networks of wires and cables that provide customers with electrical power and communications services. Included are electrical power lines that deliver electricity from generating plants to customers and telephone and cable television lines that provide voice, video and other communications services. Line installers install new lines by constructing utility poles, towers and underground trenches to carry the wires and cables; and then string cable to create the network. They set up service for customers by stringing cable between the customers' premises and the lines running on poles or towers or in trenches; and installing network equipment. Workers on telephone and cable television lines install amplifiers and repeaters that maintain the strength of communications transmissions. Workers on electrical power lines install and replace transformers, circuit breakers, switches, fuses and other equipment to control and direct the electrical current.

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