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Show Energy Guide- - April 2001 9 Wasatch Plateau classified as: Finally, the coal resources restricted from future minfactors were ing by land-us- e The amount of coal dis- determined 8) by applying mates. Areas underlain by turbed by past activity on the proguidelines regulatory the various coalbeds were Wasatch Plateau is estimated develor hibiting restricting measured by computer and at about 1 .0 billion tons. opment. When coalbeds are covmultiplied by the thickness inThe areas in to calculate coal volumes. ered by more than 3,000 feet clude under question perennial Finally, the calculated coal of overlying rock is one engistreams, lakes, railroads, volumes were multiplied by neering concern that would the USGS's standard density prohibit mining. Additional (Continued from page factor for bituminous coal to yield the tonnage present. The UGS calculated that the Wasatch Plateau originally contained 5.4 billion tons of minable coal resources in beds greater than four feet thick. The estimate represents a 21 percent increase over the minable coal resources pre- subtracting the amount of coal disturbed by past mining and the amount of coal that most likely will not be mined due to engineering concerns. and land-us- e Mining may disturb the bed either directly or by extracting coal below the higher level to destroy continuity. lines and municipalities. Land-us- e restrictions in the Wasatch Plateau will likely preclude the mining of approximately 0. 1 billion tons of coal. Combining all the gineering and land-us- e Where the coalbeds The result leaves the northern Wasatch Plateau field with coal resources of 3.8 billion tons that are available for future mining. re- source losses due to mining and due to the various en SPENOKUIP thicker them 14 feet preclude the full bed height from being mined. Where old mine workings require a barrier to avoid the danger of breaking through to old workings. Where shallow cover has caused the coalbeds to be destroyed by oxidation or FAPd that have engineering D. P.0. BOX 4308 GRAND JUNCTION, COLORADO 81502 RD. 81501 PLANT: 2768 2 C-1- Where vertically stacked coalbeds are not separated by enough intervening rock to be mined safely. Subtracting coal resources re- strictions on the ability to be mined eliminates approxi- mately 0.5 billion tons of coal in the northern Wasatch Plateau study area. www.spendrupfanco.com email: spendrupgj.net Spendrup Fan Company designs & manufactures a wide range of industrial and mine duty fans. m SINGLE STAGE FANS Ei TWO STAGE FANS Bj BELT AND SHAFT DRIVEN FANS B; SKID MOUNTED FANS Bi MSHA APPROVED STARTERS SILENCERS Bs SCRUBBER SYSTEMS ES ALL FANS BUILT TO YOUR SPECIFICATIONS 03.023099 Gt233(M&GSi QiaG2S)G&Q33 Q5Q.GSM3D0 For Quotation or Catalog 4 FAX (970) or call 242-672- re- strictions eliminates a total of 1.6 billion tons of coal from future production consideration. situations that prohibit coal production include: viously calculated by the state agency. Resources available for burning. mining were calculated by roads, pipelines, power |