Fenjiang Road Tunnel
HEIGHT: 9m
WIDTH: 39.9m
TOTAL IMMERSED LENGTH: 440m
ENVIRONMENTAL CONDITIONS:
Busy traffic environment.
FABRICATION METHOD:
Steel shell and concrete composite structure constructed
in dry dock.
WIDTH: 39.9m
TOTAL IMMERSED LENGTH: 440m
ENVIRONMENTAL CONDITIONS:
Busy traffic environment.
FABRICATION METHOD:
Steel shell and concrete composite structure constructed
in dry dock.
Foshan,
China
Dongping Town, Foshan City Development and Construction Co., Ltd.
China Railway Tunnel Survey & Design Institute, CO., LTD.
105-115m
440m
Project construction
4
Two tubes each with two lanes for vehicles. One tube with two tracks for railway.
9m
39.9m
Composite structure employed in the design of rectangular box section.
Flexible immersion joints designed for seismic loads, uneven settlement and thermal
stresses.
Flexible immersion joints designed for seismic loads, uneven settlement and thermal
stresses.
Steel shell and concrete composite structure constructed
in dry dock.
in dry dock.
Busy traffic environment.
Placed by pontoons
GINA / OMEGA Type. Post-tensioned cables across joint.
Vertical and horizontal shear keys provided at all walls
and slabs.
Vertical and horizontal shear keys provided at all walls
and slabs.
Water-tight steel plate
0.5 m thick non-segregating cement grout layer over screeded gravel
Backfill to the original riverbed