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4/19/20151 Dredging By Rick Wilmot C/E Port Engineer Clamshell Division Weeks Marine.

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Presentation on theme: "4/19/20151 Dredging By Rick Wilmot C/E Port Engineer Clamshell Division Weeks Marine."— Presentation transcript:

1 4/19/20151 Dredging By Rick Wilmot C/E Port Engineer Clamshell Division Weeks Marine

2 4/19/20152 Topics of Discussion History of dredging Modern dredging Why we dredge Training

3 4/19/20153 History

4 4/19/20154 Designs By Leonardo Da Vinci

5 4/19/20155

6 6

7 7

8 8

9 9 Erie Canal

10 4/19/ Panama Canal

11 4/19/ Modern Dredging Excavation Transportation Disposal or end-use of spoils Support equipment Training

12 4/19/ Excavation

13 4/19/ Mechanical Excavation

14 4/19/ Mechanical Dredges Clamshell dredge Backhoe dredge Bucket ladder dredge Dipper dredge Dragline

15 4/19/ Clamshell Bucket Dredge

16 4/19/ Backhoe Dredge

17 4/19/ Bucketladder Dredge

18 4/19/ Dipper Dredge

19 4/19/ Hydraulic Excavation

20 4/19/ Hydraulic Dredges Cutter suction Dustpan Plain suction Water injection dredge Hopper dredge

21 4/19/ Cutter Suction Dredge

22 4/19/ Water Injection Dredge

23 4/19/ Dustpan Dredge

24 4/19/ Trailing Arm Hopper Dredges

25 4/19/ Transportation

26 4/19/ Barge or Pipeline

27 4/19/ Disposal of Spoils

28 4/19/ Barge Unloader

29 4/19/ Support Equipment Drill rig Survey boats Stifflegs Drag barges Boosters

30 4/19/201530

31 4/19/201531

32 4/19/ Why Do We Dredge ? Channel deepening and maintenance Reclamation of land Beach nourishment and restoration Mining for aggregates and minerals

33 4/19/ Maintenance Reclamation and Use

34 4/19/ Beachbuilding Aggregate Mining Beachbuilding and Mining

35 4/19/ Training Hopper personnel are Coast Guard licensed DSMP training On The Job Union Schools

36 4/19/ Survey


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