(1) No conductor of an overhead line crossing a tramway or trolley bus route using trolley wires shall have less than the following clearances above any trolley wire, namely: – [भाग III—खण्ड 4] भारतकाराजपत्र:असाधारण 125
(i) lines of voltage not exceeding 650 V - 1.2 metre:
Provided that where an insulated conductor suspended from a bearer wire crosses over a trolley wire the minimum clearance for such insulated conductor shall be 0.6 metre.
(ii) lines of voltage exceeding 650 V up to and including 11000 V - 1.8 metre;
(iii) lines of voltage exceeding 11000 V but not exceeding 33000 V - 2.5 metre;
(iv) lines of voltage exceeding 33 kV - 3.0 metre.
(2) In any case of a crossing specified in sub-regulation (1), whoever lays his overhead line later, shall provide the clearance between his own overhead line and the overhead line which will be crossed in accordance with the provisions of the sub-regulation (1):
Provided that if the later entrant is the owner of the lower overhead line and is not able to provide adequate clearance, he shall bear the cost for modification of the upper line so as to comply with sub-regulation
(1).