(a) Installation Requirements. Outdoor electrical equipment shall be the following:
- Installed in identified enclosures
- Protected from accidental contact by unauthorized personnel or by vehicular traffic
- Protected from accidental spillage or leakage from piping systems
(c) Dedicated Equipment Space. The space equal to the width and depth of the equipment, and extending from grade to a height of 1.8 m (6 ft) above the equipment, shall be dedicated to the electrical installation. No piping or other equipment foreign to the electrical installation shall be located in this zone.
Exception: Structural overhangs or roof extensions shall be permitted in this zone.