SeguridadPregunta 1287 de 1605
At what 8-hour time-weighted average noise level does OSHA construction require feasible administrative or engineering controls, and hearing protection?
a.120 dBA
b.90 dBA
c.70 dBA
d.60 dBA
Explicación
1926.52 sets the construction permissible noise exposure at 90 dBA as an 8-hour TWA. When exposure exceeds this, feasible controls must be used and hearing protection provided.
Referencia Legal: 29 CFR 1926.52 / 1926.101Practica las 1605 preguntas gratis — sin registro.
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Revisado por Abraham Chen — Licensed California General Contractor (CSLB License #1101856 — verificar)