Fuel tanks

(1) No fuel tank shall be placed under any part of any gangway which is within 2' of any entrance or exit. (2) Fuel tanks shall be so placed that no overflow therefrom shall fall upon any woodwork or accumulate where it can be readily ignited. The filling points of all fuel tanks shall be outside the body of the omnibus, and the filter caps shall be so designed and constructed that they can be securely fixed in position.