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Official IMSA Wire and Cable Specifications Manual

The manual contains fifty specifications covering signal cable, communications cable, copper line wire, copper covered steel wire, parallel line wire, loop detector wire, fire alarm box grounding assemblies, ground rods and fiber optic cable. 

 This manual contains the standard for municipal wires and cables which have been adopted by most cities and states throughout the United States, Canada and other nations. 

Copyright 2012
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© IMSA - International Municipal Signal Asssociation