study on economic partnership projects

Source: Study Team
[1] Power-driven jack
[2] Reverse circulation drilling
[3] Insertion of reinforcing bars
[4] Insertion of tremie pipe
[5] Secondary slime treatment
[6] Casting of concrete
[7] Backfill
[1] [2] [3] [4] [5] [6] [7]
(3) Approach Bridge
Figure 3-60 Reverse Circulation Method
The gantry crane (Figure 3-60) or crawler crane (Figure 3-61) is used for the erection of super-T
members of the approach bridge.
3-75