Section 143(2) in The Coal Mines Regulations, 2011
(2)Sufficient number of plans shall be prepared showing the fire fighting equipment, the water mains, taps, fire-stations, pumping stations, ventilation system, escape route etc. and containing such other information as may be useful for the purpose of fighting fires, and up-to-date copies of these plans shall be kept available at suitable places both on the surface and belowground.