Page 126 - Industrial Process Plant Construction Estimating and Man Hour Analysis

Pulp and paper Chapter 5 99

5.12.5 Install tubular air heater, flues and ducts

Installation man-hour
Historical Estimate

MH Unit Qty Unit BM
Tubular air heater 0
Tube sheets 28.00 Ton 0 Ton 0
Baffle sheets—turn and vibration 60.00 Ton 0 Ton 0
Supports—tube sheets 20.00 Ton 0 Ton 0
Erect grid support steel 28.00 Ton 0 Ton 0
Supports—main 18.00 Ton 0 Ton 0
Tubes—steel 9.00 Ton 0 Ton 0
Expand 2 ends 0.65 EA 0 EA 0
00
00
Expand 2-1/2 ends 0.95 EA 0 EA 0
Casing, veneer including batten bars and channels 64.00 Ton 0 Ton 0
Casing, main and hoppers including expansion 60.00 Ton 0 Ton 0
joints and doors
Dampers 40.00 Ton 0 Ton 0
Flues and ducts 0
Flues and ducts—supports, hoppers, doors, 40.00 Ton 0 Ton 0
expansion joints, and dampers
Coupling guards 14.00 Ton 0 Ton 0

5.13 Reheat recovery boiler installation man-hours

Estimated BM Actual BM
Erect steam drum, install generating bank and weld tubes, 0 0
install integral economizers
Erect headers and panels, furnace wall and roof tubes, weld 0 0
tubes and panels
Erect, weld superheater, reheater, supply, riser tubes, 0 0
downcomers, attemperators
Smelt spout and hood 0 0
Auxiliary boiler support steel and equipment 0 0
Instrument connection 0 0
Tubular air heater 0 0
Flues and ducts 0 0
Reheat recovery boiler installation man-hours 0 0