The utility model relates to a room platform access structure is buried deeply to interface water condition subway station belongs to tunnel and underground works design and construction technical field, open cut room with a wind channel, the passageway that enters the station meet, no. Two open cut rooms with no. Two wind channels, two numbers passageways that enter the station meet, the passageway that enters the station, two numbers passageways that enter the station pass through respectively oblique passageway, two numbers oblique passageways with no. Two contact channel, no. Three contactchannel meet, left side line main part, right line main part both ends with a wind channel, no. Two wind channels meet, left side line main part, right line main part middle part are passed through acontact channel, no. Two contact channel, no. Three contact channel intercommunications. It has solved station passenger flow problem, and passenger's travel distance is short, and just it arranges that the station function is good not influence station ventilation, heat extraction and integrated pipeline.