Page 67 - Industrial Process Plant Construction Estimating and Man Hour Analysis

38 Industrial Process Plant Construction Estimating and Man-Hour Analysis

2.4.6 Field handle valves/specialty items by weight class
Facility—Diesel power plant

Man-hours per valve Control valve/specialty
Manual valve pressure rating Pressure rating
Pipe 150#/ 600#/ 1500#/ 150#/ 600#/ 1500#/
size 300# 900# 2500# 300# 900# 2500#
0.5 0.80 1.30 1.80 1.60 2.60 3.60
0.75 0.80 1.30 1.80 1.60 2.60 3.60
1 0.80 1.30 1.80 1.60 2.60 3.60
1.5 0.80 1.30 1.80 1.60 2.60 3.60
2 0.80 1.30 1.80 1.60 2.60 3.60
2.5 0.88 1.50 2.25 1.75 3.00 3.00
3 1.05 1.80 2.70 2.10 3.60 3.60
4 1.40 2.40 3.60 2.80 4.80 4.80
6 2.10 3.60 5.40 4.20 7.20 7.20
8 2.80 4.80 7.20 5.60 9.60 9.60
10 3.50 6.00 9.00 7.00 12.00 12.00
12 4.20 7.20 10.80 8.40 14.40 14.40
14 4.90 8.40 12.60 9.80 16.80 16.80
16 5.60 9.60 14.40 11.20 19.20 19.20
18 6.30 10.80 16.20 12.60 21.60 21.60
20 7.00 12.00 18.00 14.00 24.00 24.00
24 8.40 14.40 21.60 16.80 28.80 28.80
Man-hours only—field handle and erect screwed, flanged, weld end valves, and expansion joints.