Page 230 - Industrial Process Plant Construction Estimating and Man Hour Analysis

206 Industrial Process Plant Construction Estimating and Man-Hour Analysis

9.23.2 Structural steel module/fan duct, stairways & walkways,
A-frame & fan cowl/screens sheet 2

Historical Estimate
Description MH Qty Unit Qty Unit BM IW MW
Motor support bridge 0 0 0
00
20 plate 2.21 6.00 EA 0.00 EA 0
Place fan motor and 4.00 1.00 EA 0.00 EA 0
gearbox
Bolt fan hub 4.00 1.00 EA 0.00 EA 0
Install fan blades 3.00 5.00 EA 0.00 EA 0
Lift assembly onto fan 4.00 1.00 EA 0.00 EA 0
deck
Bolt bridge to structure 4.00 1.00 EA 0.00 EA 0
Bolt connection 0.15 31.00 EA 0.00 EA 0
Handrail 0.20 8.00 LF 0.00 LF 0
Stairs 0.85 8.00 EA 0.00 EA 0
Erect and temporarily 2.50 4.53 TON 0.00 TON 0
bolt structural steel
Grating 0.17 100.00 SF 0.00 SF 0
Erect and weld tube 0 0 0
bundles
Erect tube bundles 0 0 0
Remove outlet/inlet tube 4.00 2.00 EA 0.00 EA 0
sheet plate
Unbolt plates and install 4.00 2.00 EA 0.00 EA 0
and air seals
Bundle keeper and 4.00 2.00 EA 0.00 EA 0
secondary bundle air
seals
Lift and set tube bundles 12.00 2.00 EA 0.00 EA 0
Weld tube bundles 0 0 0
Weld inlet tube sheets 0.60 42.00 LF 0.00 LF 0
00
together (.04 BW)
Remove inlet tube plate 4.00 2.00 EA 0.00 EA 0
protection sheets
Weld condensate 0.75 42.00 LF 0.00 LF 0
manifold
Weld CCM to lower tube 1.20 42.00 LF 0.00 LF 0
sheets (.79 BW)
00
Erect and weld 0 0 0
condensate headers
Erect condensate 0 0 0
headers
Install condensate 10.00 7.00 EA 0.00 EA 0
headers
Install saddles 2.00 13.00 EA 0.00 EA 0
Bolt connection to 2.30 13.00 EA 0.00 EA 0
A-frame
Continued