MIL-HDBK-1004/10
Alternative 1
Discount
Discounted
Project
Cost
Amount
Year(s)
Element
One-Time
Recurring
Factor
Cost
0
Installation
0,000
1.000
$ 960,000
1-9
none
10
Repair leaks
10,000
0.405
4,050
11
Repair leaks
10,000
0.368
3,680
12
Repair leaks
10,000
0.334
3,340
13
Repair leaks
10,000
0.304
3,040
14
Repair leaks
20,000
0.276
5,520
15
Repair leaks
20,000
0.251
5,020
16
Repair leaks
20,000
0.228
4,560
17
Repair leaks
30,000
0.208
6,240
18
Repair leaks
30,000
0.189
5,670
19
Repair leaks
30,000
0.172
5,160
20
Repair leaks
40,000
0.156
6,240
21
Repair leaks
40,000
0.142
5,680
22
Repair leaks
50,000
0.129
6,450
23
Repair leaks
60,000
0.117
7,020
24
Repair leaks
70,000
0.107
7,490
25
Repair leaks
90,000
0.097
8,730
Total Net Present Value Cost:
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,047,890
Cost - Alternative 2--Steel Line With Cathodic Protection. Cost of
13.5.4.2
steel line with cathodic protection - 8,000. Annual cost of cathodic
system maintenance - ,500. Major rehabilitation of cathodic protection
system every 15 years - ,000.
245
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