Services, Grounding & BondingPregunta 53 de 120
What is the minimum clearance above a residential driveway for overhead service conductors limited to 150 volts to ground?
a.18 feet
b.10 feet
c.12 feet
d.15 feet
Explicación
Residential driveways and commercial areas not subject to truck traffic require 12 feet of clearance. The 10-foot clearance applies only above finished grade, sidewalks and platforms accessible to pedestrians, and 18 feet is required over public streets, alleys and roads.
Referencia Legal: 2023 NEC §230.24(B)Practica las 120 preguntas gratis — sin registro.
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