ULC 61478
- Live Working - Ladders of Insulating Material (CEI/IEC 61478:2001+A1:2003, IDT) (CAN/ULC 61478)
- standard by Underwriters Laboratories of Canada, 08/10/2012
- Category: ULC
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The ladders are classified functionally as Category 1 and Category 2. This standard concerns only ladders made of synthetic material.
These ladders are used, to provide access, generally on overhead line structures and to facilitate live working, either hot stick, barehanded or a combination of both.
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