Fire and Life Safety Requirements for Metro Stations
J-1 Application and Scope
The provisions of this annex relates to the buildings constructed as part of the metro stations/metro rail systems.
J-2 Terminology Associated with Metro Facilities
For the purpose of this annex, the terminologies given at 2.43 shall apply.
J-3GENERAL
J-3.1 Classification
Metro stations can be classified under ‘Assembly occupancies’. These shall include any station building or part thereof, permanent or temporary, through which people transit for the duration of time required to enter the building and board the train to depart the station platform or to alight from the train and depart from the station building.
J-3.2 Sub-classification
Metro stations can be further classified under the following headings:
a) Elevated and enclosed stations,
b) Elevated and open stations, and
c) Underground stations.
NOTE — The above shall include all open and enclosed Metro Stations along with their associated ancillary structures and train depots. Elevated shall mean to include ‘at-grade’ stations as well.
J-3.3 Fire Zones
Metro stations, that is, mass rapid transit may be constructed within Fire Zone No. 1, 2 or 3, as per the transportation requirement.
J-3.4 Type of Construction
Metro stations shall conform to Type 1 or Type 2 or combinations of Types 1 and 2 non-combustible constructions, as defined in 3.3.
J-4 Life Safety Requirements