Headroom 16 ft. 9in.
Carriageway 22 ft
行車路瀾二十二眼
Ground level
Lighting
Traffic light
AIRPORT TUNNEL ROAD :
CROSS-SECTION
機場行車隧道 : 横
切面
Waterproof membrane & protection
防水層
Reinforced concrete
鋼篩三合土
Ventilation duct.
Telephone booth & fire extinguisher
at 200 11. intervals
(每二百呎一套)
I
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