any part of which is within the Division 1 or Division 2, Zone 1 or Zone 2 classified

location Up to 450 mm (18 in.) above grade level within a horizontal

radius of 3.0 m (10 ft) from a loose fill connection and within a horizontal radius of 1.5 m (5 ft) from a tight fill

connection Within 900 mm (3 ft) of open end of vent, extending in all

directions Space between 900 mm (3 ft) and 1.5 m (5 ft) of open end of

vent, extending in all directions

Dispensing Device 2,5 (except overhead type) 3

Pits

Dispenser

Outdoor

Indoor with mechanical ventilation with gravity ventilation

Any pit or box below grade level, any part of which is within the

Division 1 or Division 2, Zone 1 or Zone 2 classified location

FPN: Space classification inside the dispenser enclosure is covered in ANSI/UL 87-1995, Power Operated Dispensing Devices for Petroleum Products.

Within 450 mm (18 in.) horizontally in all directions extending to grade from the dispenser enclosure or that portion of the dispenser enclosure containing liquid-handling components FPN: Space classification inside the dispenser enclosure is covered in ANSI/UL 87-1995, Power Operated Dispensing Devices for Petroleum Products.

Up to 450 mm (18 in.) above grade level within 6.0 m (20 ft)

horizontally of any edge of enclosure.

Up to 450 mm (18 in.) above grade or floor level within 6.0 m

(20 ft) horizontally of any edge of enclosure

Up to 450 mm (18 in.) above grade or floor level within 7.5 m

(25 ft) horizontally of any edge of enclosure

Dispensing Device 5

Overhead type 3

The space within the dispenser enclosure, and all electrical

equipment integral with the dispensing hose or nozzle A

space extending 450 mm (18 in.) horizontally in all directions

beyond the enclosure and extending to grade Up to 450 mm

(18 in.) above grade level within 6.0 m (20 ft)

horizontally measured from a point vertically below the edge of any dispenser enclosure

Remote Pump — Outdoor Any pit or box below grade level if any part is within a horizontal distance of 3.0 m (10 ft) from any edge of pump

Within 900 mm (3 ft) of any edge of pump, extending in all directions. Also up to 450 mm (18 in.) above grade level within 3.0 m (10 ft) horizontally from any edge of pump

Remote Pump — Indoor Entire space within any pit

Within 1.5 m (5 ft) of any edge of pump, extending in all directions. Also up to 900 mm (3 ft) above grade level within

7.5 m (25 ft) horizontally from any edge of pump

(Continues)

Table 514.3(B)(1) Continued

Location

Lubrication or Service Room — Without

Dispensing

Class I, Group D Division

2 2

2 2

Unclassified

Extent of Classified Location 1

Entire area within any pit used for lubrication or similar services where Class I liquids may be released

Area up to 450 mm (18 in.) above any such pit and extending a distance of 900 mm (3 ft) horizontally from any edge of the pit

Entire unventilated