SeguridadPregunta 1272 de 1605
Supported scaffold poles, legs, or uprights must be plumb and braced, and generally must rest on:
a.Loose bricks
b.Stacked scaffold planks
c.Wet soil
d.Base plates and mud sills (adequate firm foundation)
Explicación
1926.451(c)(1) requires supported scaffolds to bear on base plates and mud sills or another adequate firm foundation. Unstable objects like loose bricks or blocks must not support scaffolds or platforms.
Referencia Legal: 29 CFR 1926.451(c)(1)Practica las 1605 preguntas gratis — sin registro.
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Revisado por Abraham Chen — Licensed California General Contractor (CSLB License #1101856 — verificar)