SeguridadPregunta 1353 de 1605
Job-made and manufactured ladders must be capable of supporting their intended loads. A ladder should be selected so its duty rating:
a.Meets or exceeds the total weight of the user plus tools and materials
b.Is irrelevant to safety
c.Only matters for metal ladders
d.Is always the lightest available
Explicación
Ladder duty ratings (e.g., Type IA 300 lb, Type I 250 lb) must exceed the combined weight of the worker plus tools and materials. Overloading a ladder can cause structural failure.
Referencia Legal: 29 CFR 1926.1053(a)Practica las 1605 preguntas gratis — sin registro.
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Revisado por Abraham Chen — Licensed California General Contractor (CSLB License #1101856 — verificar)