Page 110 - Industrial Process Plant Construction Estimating and Man Hour Analysis

Pulp and paper Chapter 5 83

5.5.3 Erect/weld super heater, supply and riser tube, down comers,
attemperators, sheet 3

Description MH Unit
Superheater, supply and riser tubes, and downcomers
Tubes—connecting 32.00 Ton
Tubes—sections 10.00 Ton
Headers 15.00 Ton
Weld superheater tubes; 1.77 OD 0.150 WT, BW (TIG) 2.10 EA
00
00
Attemperators for recovery units
Spray type—complete with body and internals (excludes welding) 20.00 Ton
Drum type—complete with internals, piping, valves, and supports 45.00 Ton
(excludes welding)
Headers 15.00 Ton
Tubes—make up or supply 25.00 Ton
Tubes—riser 29.00 Ton
00
Weld tubes to header stubs—4-1/2 diameter, TIG no PWHT 4.00 EA
Install downcomer 10.00 Ton
Downcomers; 10 OD 0.500 WT BW 0.55 DI
00
00
Downcomers; 12 OD 0.562 WT BW 1.05 DI
00
Downcomers; 14 OD 0.594 WT BW 1.05 DI
5.5.4 Install smelt spout and hood and auxiliary boiler support steel
and equipment, sheet 4

Description MH Unit
Smelt spout and hood 55.00 Ton
Auxiliary boiler support steel and equipment
Floor and hopper support steel 28.00 Ton
Suspension steel 30.00 Ton
Buckstays 36.00 Ton
Casing 95.00 Ton
Burner wind box—primary, secondary, and tertiary 75.00 Ton
Primary burners 72.00 EA
Lighters 5.00 EA
Hoppers 95.00 Ton
Doors and frames 140.00 Ton
Seals 190.00 Ton
Expanded metal lathe 0.08 SF
Closure plates 95.00 Ton
Instrument connection 200.00 Boiler