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637D Scraper <br />Flat Haul, 6°s Rolling Resistance <br />Distance BCY/Hour <br />One Way 100 71~ <br />(ft) Eff Eff $/Hour $/BCY <br />500 730 519 163 .31 <br />1000 580 412 163 .40 <br />2000 420 299 163 .54 <br />3000 330 235 163 .6,9 <br />4000 270 192 163 .85 <br />5000 230 164 163 .99 <br />6000 200 142 163 1.15 <br />D-9 Dozer <br />Straight Blade, Moderate Grade, Good Traction, 20~ Swell <br />50 1499 1066 118 .11 <br />100 916 651 113 .18 <br />150 666 474 118 .25 <br />200 541 385 118 .31 <br />300 375 267 118 .44 <br />3. Stockpile Volumes <br />Year-end overburden stockpile volumes are listed in Table 2 <br />of this Addendum. These values are summarized and listed here <br />in BCY. <br />Year Ending BCY <br />1981 963,000 <br />1962 723,000 <br />1983 666,000 <br />1984 605,000 <br />1985 400,000 <br />1986 0 <br />4. Disturbed Areas <br />Year-end total disturbed areas are listed on Table 1 of <br />this Addendum for mine areas. These areas less pond areas are <br />listed here. <br />Year Ending <br />1981 <br />1982 <br />1983 <br />1989 <br />1985 <br />1986 <br />Disturbed Acres <br />68.7 <br />71.8 <br />69.0 <br />67.9 <br />35.3 <br />5.2* <br />* Sedimentation Ponds Only <br />-14- <br />