Page 156 - Estimators Piping Man Hour Manual

Section Two-FIELD FABRICATION 139

SCHEDULE 3O OB 4O RUBBER LINED
STEEL PIPE AND FITTINGS

MAN HOURS PER UNITS LISTED
Size Pipe Cut & Thread Make-On s Bolt-Ups
Ins. Per L. F. Each Each Each
1-1/4 .22 .15 .30 .60
1-1/2 .23 .16 .35 ,65

2 .25 .25 ,40 .70
2-1/2 .27 .30 .45 ,80
3 .30 .32 .50 ,85
3-1/2 .33 .35 .55 LOO

4 .35 .50 .60 1.20
5 .38 -- -- 1.30
6 .40 -- - 1.50
8 .52 -- .. 2.10
10 .60 -- - 2.70

12 .75 -- .. 3.40

Pipe Units: Pipe units include rigging, erecting and aligning of pipe.
Cut Thread Units: Cut and thread units include hand cutting and threading of pipe two
inches and smaller and machine cutting and threading of size two and one half
inches and larger.
Make-On Units: Make-on units include making on of screwed type fittings. Ells = two
raake-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.
If pipe is received from factory in flanged 20 foot lengths add 10 percent to pipe handling
manhours for handling of additional weight.

Man hours do not include supports or scaffolding. See respective tables for these charges.