Section 199(1)(d) in The Dedicated Freight Corridor Railway General Rules, 2018
(d)when neither the block has been taken nor signal to warn the loco pilots as in sub-clause (iii) of clause (c) of this sub-rule (1) of the rule 199 have been ensured on the adjoining line, the supervisor in charge shall see that during loading or unloading adjacent line are kept clear.