CSLB C-28 Practice Questions - California CSLB C-28 Lock And Security Equipment Examination Exam

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A C-28 contractor performs a material takeoff for a 12-door access control installation requiring plenum-rated cable. The measured wire run total is 1,800 feet. Adding a standard 15% allowance for vertical drops, service loops, and waste, how many 1,000-foot cable boxes must be ordered?

3 boxes (2,070 ft required) 2 boxes (2,070 feet required) 4 boxes (2,070 feet required) 5 boxes (2,070 feet required)

Correct Answer:

3 boxes (2,070 ft required)

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