Section 69(6) in The Delhi Metro Airport Express Line, General Rules, 2010
(6)When possession is granted under sub rules (1) and (2), the engineering official in charges shall protect the area of the possession from access by trains in one of the following ways, namely:-(a)securing a vehicle at the limit of the possessing;(b)securing points for a route which diverts trains away from the area of possession;(c)using a track circuits short circuiting cable at the limit of the possession; and(d)any other means as per special instructions.
