Site Grading Layout, staking, flagmen, lights, watering, ripping, rock breaking, loading or hauling not included. Site preparation grading based on using one crawler tractor. Use $3,000.00 as a minimum job charge. (One acre is 43,560 SF or 4,840 SY.)
General area rough grading with 100 HP D-4 tractor (.5 acres per hour) S1@4.00 Acre — 193.00 130.00 323.00
General area rough grading with 335 HP D-8 tractor (1 acre per hour) S1@2.00 Acre — 96.70 171.00 267.70
Site grading based on using one 100 HP (10,000 lb) motor grader
  General area grading (.7 acres per hour) S1@2.86 Acre — 138.00 99.20 237.20
Fine grading subgrade to 1/10' (.45 acres per hour) S1@4.44 Acre — 215.00 154.00 369.00
  Cut slope or shape embankment to 2' high (.25 acres per hour) S1@8.00 Acre — 387.00 278.00 665.00
  Rough grade sub-base course on roadway (.2 acres per hour) S1@10.0 Acre — 484.00 347.00 831.00
  Finish grade base or leveling course on roadway (.17 acres per hour) S1@11.8 Acre — 571.00 410.00 981.00
  Finish grading for building slab, windrow excess (1,000 SF per hour) S1@.002 SF — .10 .07 .17
Ripping rock Based on using a tractor-mounted ripper. Equipment includes a D-8 dozer and a D-9 dozer. Costs shown are per CY of area ripped. Loading or hauling of material not included. Use $2,000 as a minimum job charge.
    Clay or glacial tills, D-9 cat tractor with 2-shank ripper (500 CY per hour) TO@.002 CY — .11 .53 .64
    Clay or glacial tills, D-8 cat tractor with 1-shank ripper (335 CY per hour) TO@.003 CY — .17 .51 .68
    Shale, sandstone, or limestone, D-9 cat tractor with 2-shank ripper (125 CY per hour) TO@.008 CY — .45 2.11 2.56
    Shale, sandstone, or limestone, D-8 cat tractor with 1-shank ripper (95 CY per hour) TO@.011 CY — .62 1.88 2.50
    Slate, metamorphic rock, D-9 cat tractor with 2-shank ripper (95 CY per hour) TO@.011 CY — .62 2.91 3.53
    Slate, metamorphic rock, D-8 cat tractor with 1-shank ripper (63 CY per hour) TO@.016 CY — .90 2.73 3.63
    Granite or basalt, D-9 cat tractor with 2-shank ripper (78 CY per hour) TO@.013 CY — .73 3.44 4.17
    Granite or basalt, D-8 cat tractor with 1-shank ripper (38 CY per hour) TO@.027 CY — 1.52 4.61 6.13
Rock loosening Based on using pneumatic jackhammers. Equipment includes one compressor and two jackhammers with chisel points. Costs shown are per CY of area loosened. Loading and hauling not included. CY per hour shown is for a 2-man crew. Use $800 as a minimum job charge.
    Igneous or dense rock (1.4 CY per hour) CL@1.43 CY — 57.80 32.80 90.60
    Most weathered rock (2.4 CY per hour) CL@.835 CY — 33.80 19.12 52.92
    Soft sedimentary rock (4 CY per hour) CL@.500 CY — 20.20 11.50 31.70

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