Section 170.425  Fill Pipes

a)         Fill pipes shall be extended to a location outside of any building, as remote as possible from any doorway or other opening into any building and in no case closer than five feet from any such opening.  Remote fills are subject to approval by the Office of the State Fire Marshal, on a case by case basis.  Fill pipes for used oil tanks are permissible when located inside buildings.

b)         Location shall be in a place where there is a minimum danger of breakage from trucks or other vehicles.

c)         Each fill pipe shall be closed by a screw cap or other tight fitting cap of a type that can be locked.  It is the responsibility of the owner/operator to maintain the security of the UST system.

d)         Each loading pipe or fill pipe riser shall be identified by color code or labeling to indicate the product contained in the tank.

e)         Adequate collision protection to protect against physical damage shall be provided for fill pipes which protrude above-grade.

f)          All remote fills shall be double walled and constructed of non-corrosive material or cathodically protected except for gravity flow waste oil.

g)         All tanks shall be equipped with a drop tube that extends to within 6 inches of the bottom of the tank, with the exception of waste oil.

h)         Any new installation with a remote fill over 20 ft. in length shall have interstitial monitoring and an audible and visible overfill alarm.  Remote fills shall be sloped back to the tank.  Beginning February 1, 2008, on all new installations where non-metallic piping is used for a remote fill, a grounding station shall be installed and used during delivery.

(Source:  Amended at 32 Ill. Reg. 1428, effective February 1, 2008)