B-1.1, r. 2 - Construction Code

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8.178. An airport outlet tank that is to store aviation fuel must be installed in compliance with the following requirements:
(1)  it must have a manhole;
(2)  all its metallic components must be bonded and grounded in accordance with Chapter V it the tank is fibreglass;
(3)  it must have a 1% slope if it is a horizontal tank;
(4)  it must have a water draw-off device located at the lowest point on the tank; and
(5)  it must have a floating suction system, if it is to store aviation turbine fuel.
O.C. 220-2007, s. 1.