Temporary Structures Cofferdams
Temporary Structures Cofferdams
Temporary Structures Cofferdams
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CM 420 – TEMPORARY STRUCTURES LESSON 4: COFFERDAMS<br />
Figure 7 – Cofferdam construction sequence (II). (a) Excavate initial and final grade. (b)<br />
Drive bearing piles in place. (c) Place tremie concrete.<br />
14. Flood cofferdam (Fig. 8b).<br />
15. Remove sheet piles (Fig. 8c).<br />
16. Remove bracing (Fig. 8c).<br />
17. Backfill (Fig. 8c).<br />
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