The gates shall be secured in the closed position on both sides of the railway by either or both of two padlocks. If the railway is closed the railway padlocks will be removed and lodged with the Line Controller. If the railway is open trains will be brou ght to a stand before the crossing as mentioned in paragraph 40 below and the person in charge of the train shall close and secure the gates on both sides of the railway with the railway padlocks. If road access in not required the works padlocks will be applied to the gates on both side of the railway and the keys thereof lodged with the Clerk of Works. If road access is required the Clerk of Works may release the keys of the works padlocks to authorised contractors. The Line Controller shall reach a clear understanding as to rail and road traffic movements on each day the railway is open and shall keep a record of this. The Clerk of Works shall keep a clear record of the issue and return of works padlock keys.