Page 101 - Industrial Process Plant Construction Estimating and Man Hour Analysis

74 Industrial process plant construction estimating and man-hour analysis

4.4.2 Erect headers and panels, weld water wall tubes, burner, soot
blower, superheater sheet 2

Historical Estimate
Description MH Qty Unit Qty Unit BM
Erect headers and wall panels, fit and 0
weld wall panels
Scaffolding and rigging 136.00 1.0 Boiler 0 Boiler 0
Erect right side wall panels—water 2.50 120.0 Ton 0 Ton 0
wall
Fit and weld filler bar at tube welds 1.00 468.0 Space 0 Space 0
Fit and weld filler joining membrane 0.60 160.0 LF 0 LF 0
panels
Erect left side wall panels—water wall 2.50 120.0 Ton 0 Ton 0
Fit and weld filler bar at tube welds 1.00 468.0 Space 0 Space 0
Fit and weld filler joining membrane 0.60 160.0 LF 0 LF 0
panels
Erect front wall panels—water wall 2.50 120.0 Ton 0 Ton 0
Fit and weld filler bar at tube welds 1.00 432.0 Space 0 Space 0
Fit and weld filler joining membrane 0.60 156.0 LF 0 LF 0
panels
Erect rear wall panels—water wall 2.50 120.0 Ton 0 Ton 0
Fit and weld filler bar at tube welds 1.00 432.0 Space 0 Space 0
Fit and weld filler joining membrane 0.60 156.0 LF 0 LF 0
panels
Erect roof panels—water wall 2.50 90.0 Ton 0 Ton 0
Fit and weld filler bar at tube welds 1.00 588.0 Space 0 Space 0
Fit and weld filler joining membrane 0.60 173.0 LF 0 LF 0
panels
Fit and weld water wall tubes 4.20 1645.8 EA 0 EA 0
Erect, fit, and weld primary/ 0
secondary headers
Primary superheater headers/coils 4.20 96.6 Ton 0 Ton 0
10.75 Diameter inlet header 4.00 2.1 Ton 0 Ton 0
00
20 Outlet header 4.00 5.0 Ton 0 Ton 0
00
Weld superheater tubes; 1.772 OD 3.70 292.0 EA 0 EA 0
00
Burner System 0
Burner and wind box 59.40 4.7 Ton 0 Ton 0
Fan with drive 0.00 1.8 Ton 0 Ton 0
Silencer 0.00 1.0 EA 0 EA 0
Soot blowers 0
Soot blower
Install rotary and retractable soot
blowers
Superheater—soot blower with pipe, 64.00 12.0 EA 0 EA 0
valve, fitting
Economizer—soot blower with pipe, 64.00 4.0 EA 0 EA 0
valve, fitting
Generating bank—soot blower with 64.00 4.0 EA 0 EA 0
PVF