Page 19 - Estimator's Piping Man-Hour Manual 5E
P. 19

2  Section One-SHOP FABRICATION

                SHOP HANDLING PIPE FOR FABRICATION
                                   Carbon Steel Material
                              Wall Thickness Through Schedule 160

                               DIRECT MAN HOURS PER FOOT

       Pipe Size            Schedule            Schedule             Schedule
        Inches               10 to 60           80 to 100           120 to 160

        1/4           .. .   0 029                0.031               0.033
        3/8                  0. 029   .           0.031               0.035
        1/2                  0. 030               0.033               0.036
        3/4           ..  .  0. 030               0.034   ......  .   0.039
        1           ... .    0 031                0.036               0.041
        1-1/4                0 033                0.039               0.044
        1-1/2                0 035                0. 041              0.049

        2                    0.036                0.044               0.053
        2-1/2       ...  .   0. 039               0.048               0.059
        3                    0.041                0.053               0.065
        3-1/2                0. 044               0.055               0.068
        4          ....  .   0.045                0.058               0.071
        5                    0 048                0.063               0.079
        g                    0.051                0. 070              0.091
        8      . ,            0.063               0.088               0.119
        10                   0.079                0. 110              0. 149

        12          ...  .   0. 096               0. 134           .  0. 183
        14 OD                0 116                0. 159              0. 218
        16 OD                0. 138               0. 186              0.254
        18 OD                0. 161               0.214               0.291
        20 OD                0. 189               0.241               0.329
        24 OD   . ,           o. 210              0. 273              0. 370



         Man hours include unloading pipe from railroad cars or trucks and placing in shop storage,
     procuring necessary pipe and materials to fabricate spool piece, transporting necessary ma­
     terials to point of fabrication and the transporting of finished work to temporary storage.

         Units apply to any length spool piece or segment of work.
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