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Transcription
J .fM .'M O N T G O M E R Y ft C O . IN C . r E N G I N E E R S LOS ANGELES AND SALT LAKE RAILROAD CO* Collection & Transmission Facilities TRANSITS PIPE x (Cost as of Dec . 31, 1950) DIA* 24" 24" 20" 18" 16" 14" 12" 12" CLASS' 100 - J & . . 100 .100 50 100 100 50 Cost per foot 10.69 9.54 7.77 6.44 4.71 4.21 3.20 2.86 Haul @ .OOl/lb. 0.108 0.060 0.076 0.063 0.033 0.039 0.029 0.021 Load @ .001/lb. 0.108 0.060 0.076 0,063 0.033 0.039 0.029 0.021 Cost on Site & 10.906 # 9.660 $ 7.922 $ 6.566 £ 4.776 £ 4.288 $ 3.258 $ 2.902 Width of trench 3.33 3.33 3.00 2.83 2.67 2.50 2.33 2.33 Depth of trench 1.5 1.5 1.2 1.2 1.0 1.0 0.8 0.8 . Cy. yds. per ft. .19 .19 a 3 m .10 .09 .07 .07 Costs trench & back-fill @ 1.8o/c.y• .34- .34 .24 .24 ?18 .16 .13 .13 Lay. & Join. 6 1 2^/in.dia. .43 .43 .40 .36 .32 .28 .24 •24 Installation Cost .82 .82 .64 ,60 .50 •44 .37 .37 TOTAL COST $> 11.73 $ 10.48 $ 8.56 £ 7.17 £ 5.28 £ 4.73 $ 3.63 £ 3.27 - 49 -
