Classifications
What is the classification of any area below grade within 20 feet of an outdoor gas pump?
Class 1 Div. 1
Areas 20ft of more horizontally away from fuel pumps are classified as
unclassified
what article covers motor fuel dispensing facilities
514
What is the classification of an area within 10ft, in all directions, of a fill pipe?
Class 1 Div. 2
Area within 5 feet horizontally from aircraft power plants or fuel tanks are classified as
Class 1 Div 2
What article covers aircraft hangars
513
What is the classification of any space within the pump enclosure higher than 4 feet?
Class 1 Division 2
Areas not suitably cut off from hangars are classified as
Class 1 Div. 2
Underground wiring shall be installed in _____ when installed below a class 1 location?
Threaded RMC or IMC 511.8
what is the space within the interior of the pump enclosure up to 4 feet high classified as?
Class 1 Division 1
What is the classification of an area within 18'' of the ceiling in a commercial garage that is servicing an vehicle fueled with natural gas
class 1 division 2
what article covers commercial garages
511
What is the classification of any area below grade in a commercial garage with mechanical ventilation that changes air at least 5 times per hour
Class 1 Division 1
Alcohol based windshield washer fluid is classified as what
unclassified
What table covers motor fuel dispensing facilities
514.3 (B) (1)