3717-1-05.3(C) / Sewage and other liquid waste: Backflow prevention.
Critical Direct connection between the sewage system and a drain originating from equipment in which food, portable equipment, or utensils are placed.OBSERVED THREE COMPARTMENT SINK DRAIN PIPEIS DIRECT PLUMBED INTO GREASE TRAP DRAIN . PROVIDE PROPER AIR GAP DISTANCE TO PREVENT POSSIBLE BACK FLOW INTO THREE COMPARTMENT SINK
Correct By: 18-Jun-2020