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Transcription
M O N T G O M E R Y & C O . I N C E N G I N E E R S SCKBDOLg 40 STEEL PIPE (Cost aa of Dec. 31, 1950) Collection & Transraission Facilities 12" 10" 8" 6" 2" Weight per foot 53.6 40.5 28.6 19.0 3.66 Cost per foot A,9309 3.3590 2.7537 2.4043 0.4328 Haul @ ,001/lb. .0536 .0405 .0286 .019 .0037 Load @ ,00l/lb. .0536 • 04.05 .0286 .019 .0037 Cost on Site 5.0381 3.4310 2.8109 2.4423 0.4402 Width of trench 1.5 1.33 1,16 1.0 .67 Depth of trench 3.16 2.92 2.66 2.50 1.25 C.Y. per foot .193 .144 . .114 .0925 .031 Cost, backfill .35 .259 .205 .166 .056 Laying & Joint , @ 2-1/2$/ inch. .30 .25 .20 .15 ,10 Installation Cost •65 .509 .405 .316 .156 TOTAL COST 5.69 3.94 3.22 2.76 0.60 51
