EP 1110-1-8
(Vol. 9)
31 July 03
Table 4-1. Dredging Plant Cost Factors
Useful
Physical
Salvage
Prime Engine
Secondary Engine
WLS
RPR
Type of Plant
Life
Life
Value
Fuel Factor
Fuel Factor
%
%
YRS
HR
SLV
HPF
G
D
HPF
G
D
G
D
Hydraulic Dredges - Pipeline
(Cutterhead or Dustpan)
(Based on Discharge
Diameter)
(Non-Truckable)
8 inch and under
5
10,000
0.05
80
0.083
0.045
70
0.072
0.039
20
22
70
9 inch through 10 inch
6
12,000
0.05
80
0.083
0.045
70
0.072
0.039
20
22
80
11 inch through 12 inch
8
16,000
0.05
80
0.083
0.045
70
0.072
0.039
20
22
90
13 inch through 15 inch
15
40,000
0.05
80
0.083
0.045
70
0.072
0.039
20
22
100
16 inch through 17 inch
20
80,000
0.05
80
0.083
0.045
70
0.072
0.039
20
22
110
18 inch through 20 inch
20
100,000
0.05
80
0.083
0.045
70
0.072
0.039
20
22
120
21 inch through 22 inch
25
120,000
0.10
80
0.083
0.045
70
0.072
0.039
20
22
130
23 inch through 24 inch
25
130,000
0.10
80
0.083
0.045
70
0.072
0.039
20
22
130
25 inch through 29 inch
30
135,000
0.10
80
0.083
0.045
70
0.072
0.039
20
22
130
30 inch or larger
30
135,000
0.10
80
0.083
0.045
70
0.072
0.039
20
22
130
Barge Mounted Booster Pump
(For Pipeline Dredges)
16 inch through 17 inch
20
80,000
0.05
80
0.083
0.045
70
0.072
0.039
22
24
80
18 inch through 20 inch
20
100,000
0.10
80
0.083
0.045
70
0.072
0.039
22
24
90
21 inch through 22 inch
25
120,000
0.10
80
0.083
0.045
70
0.072
0.039
22
24
100
23 inch through 24 inch
25
130,000
0.10
80
0.083
0.045
70
0.072
0.039
22
24
110
25 inch through 29 inch
30
135,000
0.10
80
0.083
0.045
70
0.072
0.039
22
24
120
30 inch or larger
30
135,000
0.10
80
0.083
0.045
70
0.072
0.039
22
24
120
SLV = Salvage Value
HPF = Horsepower Factor
G = Gas
D = Diesel
WLS = Water, Lube and Supplies
RPR = Repairs
4-9
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