(1) While permitting shunting or obstruction in block section, the section shall be either blocked back in single line and blocked back or blocked forward in double line section.
(2) the Loco pilot shall be given an authority (Form 3) authorising him to perform shunting in block section or obstruct the block section, and thereafter either come back or go to the station ahead. The authority shall either be —
(a) conveyed or transmitted on secured means of communication by Station Master on duty in accordance with special instructions, or
(b) delivered in writing in form 3 duly signed and stamped by Station Master on duty.
(3) The authority as mentioned in sub-rule (2), when applicable, shall also authorise the Loco pilot to pass departure signals if any, at danger.
198 THE GAZETTE OF INDIA : EXTRAORDINARY [PART II—SEC. 3(i)]
(4) The Station Master shall see that the authority for shunting or obstruction in block section given to the Loco pilot is complete and accurate, signed in full and in ink, and that when it is conveyed or transmitted on secured means of communication, it is completely and correctly repeated by the Loco pilot.
(5) After completion of shunting and removal of obstruction, the Loco pilot shall advise clearance of block section to the Station Master on duty by - (a) returning the written authority given earlier to him duly signed in full and in ink, and stating that the shunting or obstruction is withdrawn from the block section, or
(b) conveying or transmitting on secured means of communication in accordance with special instructions. The Loco pilot shall see that the advice for clearance of block when it is conveyed or transmitted on secured means of communication, it is completely and correctly repeated by the Station Master on duty.
Provided that when obstruction was permitted in writing the corresponding advice of removal may be conveyed to the Station Master on duty on secured means of communication and follow it by returning the written authority as in sub-rule (5) (a) above.
(6) Only after confirmation is received that the block section is clear, Station Master on duty shall grant Line Clear to any other train.
(7) When shunting or obstruction in the block section is permitted, suitable entries in this regard shall be made in the Train Signal Register by the Station Master on duty.