Table 4-7
FY 2005 Analysis of dredging Costs, Actual Amounts for FY 2005

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Expenditure for dredging
($ thousands)
Cubic yards dredged
(thousands)
Federal Non-federal Work for others (reimburse) Federal Non-federal Work for others (reimburse)
Contract (O&M, CG, MR&T)            
Maintenance:            
Hopper $95,373.1 $1,709.8 $1,095.0 43,882.2 250.3 245.0
Hon-hopper $389,989.6 $2,084.5 $10,745.8 118,178.6 398.3 3,260.1
New work:            
Hopper $44,201.1 $12,415.4 $0.0 8,370.8 3,060.7 0.0
Non-hopper $182,260.1 $80,268.9 $7,150.0 21,185.8 7,051.5 1,819.0
Gov't plant (O&M, CG, MR&T)            
Maintenance:            
Hopper $41,615.8 $0.0 $5,433.8 14,690.1 0.0 926.5
Non-hopper $45,537.5 $5.6 $4,013.0 23,863.2 0.6 852.0
New work:            
Hopper $390.0 $0.0 $390.0 75.0 0.0 75.0
Non-hopper $528.5 $0.0 $0.0 207.0 0.0 0.0
  Total PL-109-062 Dollars Total PL-109-062 Cubic Yards
PL-109-062 Work (for Hurricane Katrina)            
Contract:            
Hopper $2,550.0 $0.0 $0.0 435.0 0.0 0.0
Non-hopper $2,953.0 $0.0 $0.0 847.0 0.0 0.0
Gov't plant:            
Hopper $0.0 $0.0 $0.0 0.0 0.0 0.0
Non-hopper $0.0 $0.0 $0.0 0.0 0.0 0.0
PL-99 Work (Emergency)            
Contract:            
Hopper $4,397.9 $0.0 $0.0 791.5 0.0 0.0
Non-hopper $21,382.3 $0.0 $0.0 4,614.6 0.0 0.0
Gov't plant:            
Hopper $0.0 $0.0 $0.0 0.0 0.0 0.0
Non-hopper $0.0 $0.0 $0.0 0.0 0.0 0.0
Corpswide total Dollars=$956,490.7 CYs=255,079.8

  Dollar value Percent Cubic yards Percent Cost/CY
Total dredging for FY 2005 $956,490.7 100.00% 255,079.8 100.00% $3.75
Total maintenance dredging for FY 2005 $597,603.5 62.48% 206,546.9 80.97% $2.89
Total new work dredging for FY 2005 $327,604.0 34.25% 41,844.8 16.40% $7.83
Total emergency dredging for FY 2005 $25,780.2 2.70% 5,406.1 2.12% $4.77
Total PL 109-062 dredging for FY 2005 (for Hurricane Katrina) $5,503.0 0.58% 1,282.0 0.50% $4.29
Total hopper dredging for FY 2005 $209,571.9 21.91% 72,802.1 28.54% $2.88
Maintenance $145,227.5 15.18% 59,994.1 23.52% $2.42
New work $57,396.5 6.00% 11,581.5 4.54% $4.96
Emergency $4,397.9 0.46% 791.5 0.31% $5.56
PL 109-062 Katrina $2,550.0 0.27% 435.0 0.17% $5.86
Total non-hopper dredging for FY 2005 $746,918.8 78.09% 182,277.7 71.46% $4.10
Maintenance $452,376.0 47.30% 146,552.8 57.45% $3.09
New work $270,207.5 28.25% 30,263.3 11.86% $8.93
Emergency $21,382.3 2.24% 4,614.6 1.81% $4.63
PL 109-062 Katrina $2,953.0 0.31% 847.0 0.33% $3.49
Total government dredging for FY 2005 $97,914.2 10.24% 40,689.4 15.95% $2.41
Hopper $47,829.6 5.00% 15,766.6 6.18% $3.03
Non-hopper $50,084.6 5.24% 24,922.8 9.77% $2.01
Total contract dredging for FY 2005 $858,576.5 89.76% 214,390.4 84.05% $4.00
Hopper $161,742.3 16.91% 57,035.5 22.36% $2.84
Non-hopper $696,834.2 72.85% 157,354.9 61.69% $4.43
Total federal dredging for FY 2005 $831,178.9 86.90% 237,140.8 92.97% $3.51
Total non-federal dredging for FY 2005 $96,484.2 10.09% 10,761.4 4.22% $8.97
Total work for others - FY 2005 $28,827.6 3.01% 7,177.6 2.81% $4.02

KEY: CY = cubic yards; FY = fiscal year.

SOURCE: U.S. Army Corps of Engineers, Navigation Data Center, personal communication, Aug. 28, 2008.

  • Dredging of sediment is carried out by the U.S. Army Corps of Engineers and U.S. port authorities.
  • Sixty-two percent of total dredging in FY2005 was maintenance dredging.



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