Image below is an example of Fire Fighting Lobby:

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Reference from NFPA 5000:

54.12.1.1 - A minimum of one fire service access elevator shall be sized in accordance with 54.3.2.

54.12.2.2.1 - Each fire service access elevator lobby shall have direct access to an exit stair enclosure.

54.12.2.2.2 - The exit stair enclosure shall also have access to the floor without passing through the fire service access elevator lobby.

54.12.3 - Standpipe Hose Connection: Each building exit stair having direct access to the fire service access elevator lobby shall be provided with standpipe hose connection in accordance with Section 55.4.

54.3.2 - The elevator car shall be sized and arranged to accommodate a 610-mm x 2130-mm ambulance stretcher with minimum 125-mm radius corner in the horizontal open position.