Page 224 - Industrial Process Plant Construction Estimating and Man Hour Analysis

200 Industrial Process Plant Construction Estimating and Man-Hour Analysis

9.22.2 Motor bridge, tube bundles, condensate headers & steam
distribution manifolds sheet 2

Description MH Unit
Motor support bridge
20 plate 2.2 EA
00
Place fan motor and gearbox 4.0 EA
Bolt fan hub 4.0 EA
Install fan blades 3.0 EA
Lift assembly onto fan deck 4.0 EA
Bolt bridge to structure 4.0 EA
Erect tube bundles
Remove outlet/inlet tube sheet plate 4.0 EA
Unbolt adjusting plates and install and air seals 4.0 EA
Fix bundle keeper and secondary bundle air seals 4.0 EA
Lift and set tube bundles and tack to CCM bundles 12.0 EA
Weld tube bundles
00
Weld inlet tube sheets together (.04 BW) 0.60 LF
Weld condensate manifold to outlet tube plates 0.75 LF
00
Weld CCM to lower tube sheets (.79 BW) 1.20 LF
Erect condensate headers
Install condensate headers 10.0 EA
Install saddles 2.0 EA
Bolt connection to A-frame 2.3 EA
Weld condensate headers
16 schedule 10 BW CS 12.0 JT
00
18 schedule 10 BW CS 13.5 JT
00
Erection of steam distribution manifolds
Handle/set duct 5.6 EA
Install platform 6.0 EA
Install fixed and sliding saddles 1.0 EA
Make up stiffener rings 2.0 EA
Movable ladder 2.0 EA
Install end plate 4.0 EA
Weld steam distribution manifolds
6.5 –8.5 diameter 5/16 FW 0.30 LF
00
0
0