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62 Lock & Dam Sites 67 Lock Chambers 4,267 Miles of Channel 4,405 Wing Dams (692 Miles) 452 Lateral Pile Dikes (

62 Lock & Dam Sites 67 Lock Chambers 4,267 Miles of Channel 4,405 Wing Dams (692 Miles) 452 Lateral Pile Dikes (34.1 Miles) 6 Lateral Soft Dikes (1.4 Miles) 36.5 Miles Foreshore Protection Dikes 1,092.1 Miles Revetment 660 Rock Dikes (262.3 Miles) 7 Deep Draft Harbors

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62 Lock & Dam Sites 67 Lock Chambers 4,267 Miles of Channel 4,405 Wing Dams (692 Miles) 452 Lateral Pile Dikes (

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  1. 62 Lock & Dam Sites • 67 Lock Chambers • 4,267 Miles of Channel • 4,405 Wing Dams (692 Miles) • 452 Lateral Pile Dikes (34.1 Miles) • 6 Lateral Soft Dikes (1.4 Miles) • 36.5 Miles Foreshore Protection Dikes • 1,092.1 Miles Revetment • 660 Rock Dikes (262.3 Miles) • 7 Deep Draft Harbors • 51 Shallow Draft Harbors • 24.6 Miles of Breakwaters Navigation

  2. 37 Reservoirs / Dams • 3,508 Miles of Channels • 2,088 Corps & 1,420 Local (ICW) • 8,375 Miles of Levee • 1,708 Corps & 6,667 Local (ICW) • 395 Drainage Structures • 213 Corps & 182 Local (ICW) • 34 Pumping Plants • 28 Corps & 6 Local (ICW) • 688 Erosion Control Structures

  3. MITER GATES • 37 Locks – most 70 years old • All Original Miter Gates except 9 sets • Ice, Corrosion, Fatigue, Barge Impacts • No Longer economical to repair • Spare Gates • All in use • Less Robust

  4. Life Safety Issue Bulkheads (Stoplogs) Poiree Dam

  5. Bulkheads & Slots • Bulkheads • St. Paul (1 set) • Rock Island (2 sets) Miss & IWW • St. Louis (1 set) Existing • Bulkhead Slots • St. Paul (10 sites) • Rock Island (14 sites) • St. Louis (1 site) • O/B Waterway

  6. MVD Navigation Decreasing Risk-Improving Reliability

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