SeguridadPregunta 1282 de 1605
For cranes and equipment operating near overhead power lines up to 50 kV, what minimum clearance is generally required if the line is not de-energized and grounded?
a.10 feet
b.3 feet
c.5 feet
d.1 foot
Explicación
1926.1408 requires at least 10 feet of clearance for lines up to 50 kV when the line is energized. Greater voltages require greater clearances; de-energizing and grounding is the safest option.
Referencia Legal: 29 CFR 1926.1408Practica las 1605 preguntas gratis — sin registro.
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Revisado por Abraham Chen — Licensed California General Contractor (CSLB License #1101856 — verificar)