NCCER Glazier Practice Questions - NCCER Glazier Certification (4-Level, ~680 Hours) Exam

What is the 4:1 ladder rule?

Four workers per ladder Base of ladder should be 1 foot out for every 4 feet of working height Ladder must extend 4 feet above landing and support 1x rated load Ladders are inspected every 4 weeks by 1 supervisor

Correct Answer:

Base of ladder should be 1 foot out for every 4 feet of working height

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