Section Env-Or 305.03 - AST Markings Required(a) Any tank that is part of a facility listed in Env-Or 301.02(a) shall be marked with information regarding the product stored.(b) Any tank that is part of a facility listed in Env-Or 301.02(a) other than 55-gallon drums having no connected piping also shall be marked with system specifications, as listed in (d), below.(c) All lettering shall be at least 2 inches high in a color that contrasts with the color of the tank, so as to be readily discernable from the distance at which the lettering will typically be viewed.(d) The system specifications information required by (b), above, shall include: (1) The appropriate identification of the hazards of materials for emergency response system symbol meeting the requirements of section 21.7.2.1 of NFPA 30;(2) The tank number corresponding to the tank number identified on the facility registration(s) as described in Env-Or 304.02 or predecessor rule in Env-Wm 1402.05; and(3) The safe fill volume or safe fill height of the tank, which corresponds to the height at which the high level alarm is activated, in the same units as indicated on the tank gauge.N.H. Admin. Code § Env-Or 305.03
(See Revision Note at chapter heading for Env-Or 300) #10487, eff 2-7-14