Section 40(3) in The Indian Electricity Rules, 1956
(3)All street boxes shall be regularly inspected for the purpose of detecting the presence of gas and if any influx or accumulation is discovered, the owner shall give immediate notice to any authority or company who have gas mains in the neighbourhood of the street box and in cases where a street box is large enough to admit the entrance of a person after the electric supply lines or apparatus therein have been placed in position, ample provision shall be made-(a)to ensure that any gas which may by accident have obtained access to the box shall escape before a person is allowed to enter; and(b)for the prevention of danger from sparking.
