What electrical hazard receives special attention at marinas and boatyards?

NASCLA Electrical exam practice question · Special Occupancies, Equipment & Conditions

What electrical hazard receives special attention at marinas and boatyards?

AOnly conductor color fading
BOnly boat paint
CAbsence of utility gas
Leakage current in water and equipotential shock exposure

Why D is correct

Small leakage currents can create dangerous voltage gradients in water. Ground-fault protection, grounding, bonding, wiring methods, and testing must follow the marina rules.

Practice 8 more Special Occupancies, Equipment & Conditions questions

Timed mock exams, a wrong book and flashcards — one subscription covers every contractor exam line.

Start studying free

The revised process plan adds a flammable-vapor release zone around general-purpose equipment. What must occur before operation?
The pathway schedule shows emergency and normal feeders combined without a listed permission. What should the designer apply?
A fire-pump circuit is designed like an ordinary motor circuit with routine overload shutdown. What must be reviewed?
Elevator equipment is supplied without the required coordinated disconnects and machine-room provisions. What should occur?
Critical data equipment has normal and standby supplies with no source coordination. What is the primary design task?

What electrical hazard receives special attention at marinas and boatyards?

What electrical hazard receives special attention at marinas and boatyards?

More Special Occupancies, Equipment & Conditions questions