Page 238 - Industrial Process Plant Construction Estimating and Man Hour Analysis

214 Industrial Process Plant Construction Estimating and Man-Hour Analysis

9.24 Air cooled condenser installation man hours
9.24.1 Facility—solar power plant (10 cell ACC)

Historical Estimate Actual
MH/ MH/
Description BM IW PF Module Module
Erect structural steel modules 1–6 0.0 0.0 0.0 0.0 263.1
Fan duct support steel modules 1–6 0.0 0.0 0.0 0.0 4.0
Preassemble stairways at grade and set 0.0 0.0 0.0 0.0 11.4
and secure
Preassemble external walkways at grade 0.0 0.0 0.0 0.0 18.6
Upper structure A-frame steelwork 0.0 0.0 0.0 0.0 294.7
Fan inlet cowl and fan screens 0.0 0.0 0.0 0.0 92.4
Motor support bridge 0.0 0.0 0.0 0.0 85.6
Erect and weld tube bundles 0.0 0.0 0.0 0.0 163.1
Erect and weld condensate headers 0.0 0.0 0.0 0.0 203.9
Erect and weld steam distribution 0.0 0.0 0.0 0.0 192.8
manifolds
Erect and weld IC equipment pipe 0.0 0.0 0.0 0.0 81.7
Erect and weld IC street pipe 0.0 0.0 0.0 0.0 155.7
Erection and sheeting of wind walls 0.0 0.0 0.0 0.0 173.0
Erect and weld turbine exhaust duct 0.0 0.0 0.0 0.0 163.3
Field assemble street steam duct 0.0 0.0 0.0 0.0 272.4
Erect and weld out risers 0.0 0.0 0.0 0.0 107.9
Set and assemble shop tanks 0.0 0.0 0.0 0.0 8.8
Pumps 0.0 0.0 0.0 0.0 120.0
Install expansion joint at turbine 0.0 0.0 0.0 0.0 43.3
Pneumatic testing 0.0 0.0 0.0 0.0 33.3
Air cooled condenser installation 0 0 0 0.0 2489.0
man-hours
Actual number of streets modules ¼ 2 5 10
number of cells
MH/module number of cells ¼ 2489 10 24,890
estimate man-hours
Estimate number of streets modules ¼ 0 0 0
number of cells
MH/module number of cells ¼ 0 0 0
estimate man-hours