Page 155 - Estimators Piping Man Hour Manual

138 Section Two-FIELD FABRICATION

MAN HOURS PER UNITS LISTED
Size Pipe Cut & Thread Make-On s BolM
Inches Per L.F. Each Each Eac

1 .20 .10 .20 .50
1-1/4 .22 .15 .30 .60
1-1/2 .23 .16 .35 .65
2 .25 .25 .40 .70
2-1/2 .27 .80

3 .30 -- -- .85
4 .35 -- - 1.20
6 .40 -- -- 1.50
8 .52 - .. 2.10

Pipe Units: Pipe units include rigging, erecting and aligning of pipe. Pipe is normally
furnished in 10-foot lengths, with ends threaded and flanges installed at the factory.
If this is the case, add 15 percent to above pipe man hours for handling additional
weight.

Make-On Units: Make-on units include making on of screwed type fittings. Ells - two
make-ons, tees = three make-ons, etc.
Bolt-Up Units: Bolt-up units include bolting together of flanged connections.
All Units: All units include unloading, handling and hauling to storage and erection site.
Man hours do not include supports or scaffolding. See respective tables for these charges.