Page 223 - Industrial Process Plant Construction Estimating and Man Hour Analysis

Solar thermal power plant Chapter 9 199

9.22 Air cooled condenser estimate data
9.22.1 Structural steel module/fan duct, stairways & walkways,
A-frame & fan cowl/screens sheet 1

Description MH Unit
Erect and temporarily bolt structural steel 2.50 TON
Bolt connection 0.15 EA
Moment weld 4.00 EA
Handle and place transverse 5.00 EA
Baseplate 2.00 EA
Grout baseplate 1.40 SF
Preassemble stairways at grade and set and secure
Unload, assemble, and install frame 0.10 SF
Install handrail 0.20 LF
Install stairs 0.85 LF
Install grading 0.17 SF
Preassemble external walkways at grade, set, and bolt up
Preassemble walkways, set, and bolt up 0.20 SF
Upper structure A-frame steelwork
Seal plate 2.00 EA
Access door frame 10.00 EA
Cut sheeting to size 0.002 SF
Place sheeting 0.23 SF
Fix sheeting with flashing and caulk 0.05 SF
Tack or screw sheeting 1.00 EA
Install access door 10.00 EA
Pipe hanger with turnbuckle and clevis 10.00 EA
Install steam saddles 10.00 EA
Bolt connection 0.15 EA
Fan inlet cowl and fan screens
Fan screen supports 2.0 EA
Fan screen modules 3.0 EA
Mount fan cowl segments, stiffening plates, and top angle ring 2.0 EA
Install fan deck plates 2.0 EA