i <br /> • • ' A 1 Z.3-110 Trenching <br /> i <br /> Trenching Systems are shown on a cost The slope for trench sides varies from ~ <br /> C:.'. , i~'~ i <br /> ~ y`;; , ,`.;'`is per linear foot basis. The systems include: 0:1 to 2:1. <br /> E , ~ f <br /> ~ 'w, ~ b , ~ 1 excavation; backfili and removal of spoil; The Expanded System Listing shows <br /> ~ ~ ~ ~ ; ~ and compaction for various depths and <br /> . <br /> Trenching Systems that range from 2' to <br /> ~ ~ t trench bottom widths. The backfill has 12' in width. Depths range from 2' to 25'. <br /> 1 - ~ been reduced to accommodate a pipe of <br /> suitable diameter and bedding. <br /> il_y <br /> I <br /> System Components COST PER L.F. I <br /> UANTITY UNR E UIP. LABOR TOTAL it <br /> SYSTEM 12.3-110.1310 <br /> TRENCHING, BACKHOE, 0 TO 1 SLOPE, 2' WIDE, 2' DP, 3/8 C.Y. BUCKET <br /> Excavation, trench, hyd. backhoe, track mtd., 3/8 C.Y. bucket .174 C.Y. .23 .76 .99 I <br /> BackfiB and load spotl, from stockpile .174 C.Y. .11 .22 .33 ~ <br /> Compaction by yammer tamper, 8" lifts, 4 passes .014 C.Y. .Ol .03 .04 <br /> Remove excess spoil, 6 C.Y. dump truck, 2 mile roundtrip .160 C.Y. .65 .47 1.12 <br /> Total 1 1.48 2.48 <br /> 16.3.110 ltirenching COST PER L.F <br /> E UIP. LABOR TOTAL <br /> 1310 Trenching, backhoe, 0 to 1 slope, 2' wide, 2' deep, 3/8 C.Y. bucket 1 1.48 2.48 <br /> 1320 3' deep, 3/8 C.Y. bucket 1.22 2.16 3.38 <br /> 1330 4' deep, 3/8 C.Y. bucket 1.43 2.86 4.29 <br /> i <br /> 1340 6' deep, 3/8 C.Y. bucket 1.84 3.64 5.48 <br /> 1350 8' deep, 1/2 C.Y. bucket 2.09 4.62 6.71 <br /> 1360 10' deep, l C.Y. bucket 3.13 5.55 8.68 <br /> 1400 4' wide, 2' deep, 3/8 C.Y, bucket 2.10 2.99 5.09 I <br /> 1410 3' deep, 3/8 C.Y. bucket 2.96 4.44 7.40 <br /> 1420 4' deep, I/2 C.Y. bucket 2,84 4.45 1.29 <br /> 1430 b' deep, t/2 C.Y. bucket 3.67 6.75 10.42 <br /> Q 1440 8' deep, l/2 C.Y. bucket 5.60 8.85 14.45 <br /> 1450 10' deep, 1 C.Y. bucket 6.60 10.95 17.55 <br /> 1460 12' deep, 1 C.Y. bucket 8.25 14.05 22.30 <br /> <br /> ® 1470 15' deep, I-1/2 C.Y. bucket 7.25 l2 19.25 <br /> 1480 18' deep, 2-1/2 C.Y. bucket 9.85 17.15 27 <br /> 1520 6' wide, 6' deep, 5/8 C.Y, bucket 7.40 9.50 16.90 i <br /> 1530 8' deep, 3/4 C.Y. bucket 8.55 11.45 20 <br /> 1540 10' deep, 1 C.Y. bucket 9.80 13.80 23.60 i <br /> 1550 12' deep, 1-1/4 C.Y, bucket 8.70 10.85 19.55 ~ <br /> 1560 I6' deep, 2 C.Y. bucket 14.20 12.35 26.55 <br /> 1570 20' deep, 3-1/2 C.Y, bucket 15.15 22 37.15 <br /> 1580 24' deep, 3-I/2 C.Y. bucket 24 37 61 <br /> 1640 8' wide, 12' deep, 1-1/4 C.Y. bucket 13.30 14.85 28.15 ~ <br /> 1650 15' deep, 1-1/2 C.Y. bucket 15.40 18.25 33.65 <br /> 1660 18' deep, 2-1/Z C.Y. bucket 22 18.45 40.45 <br /> 1680 24' deep, 3-1/2 C.Y. bucket 33.50 49.50 83 <br /> 1730 l0' wide, 20' deep, 3-1/2 C.Y, bucket 28 37.50 65.50 <br /> 1740 24' deep, 3-1/2 C.Y. bucket 42.50 62 104.50 i <br /> 1780 12' wide, 20' deep, 3-1/2 C.Y. bucket 34 45 79 ~ <br /> 1790 25'deep, bucket 57 83 140 i <br /> 1800 1/2 to 1 slope, 2' wide, 2' deep, 3/8 C.Y. bucket 1.34 1.90 3.24 <br /> 1810 3' deep, 3/8 C.Y. bucket 1.84 3.14 4.98 <br /> 1820 4' deep, 3/8 C.Y. bucket 2.31 4.58 6.89 <br /> 1840 6' deep, 3/8 C.Y. bucket 3.44 7.05 10.49 <br /> 1860 8' deep, 1/2 C.Y. bucket 4.67 10.75 15.42 <br /> 1880 10' deep, 1 C.Y. bucket 8.40 15.05 23.45 <br /> 436 Important: See Hie Reference Section for critical supporting data ~ Reference Nos., Dews, f~ City I:~t Indexes <br /> <br />