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Table 2.05.3 -2 <br />Facilities Structures- General Construction Information <br />Mine Portal Tunnel supports extending to surface <br />for slope entry, 8 ft. high x 22 ft. wide <br />(nominal dimensions). <br />Concrete apron at portal opening: <br />approximately 25 ft. wide x 20 ft. long, <br />1.0 ft. thick. <br />Mine Fan Axial fan, approx. 6.5' diameter. <br />Shaft housing: pre- manufactured steel, <br />12 ft. dia. x 8 ft. high. <br />Fan housing: pre- manufactured steel, 7 <br />ft. dia. x 20 ft. long. Escape pod <br />enclosure: approximately 10 ft. x 10 ft. <br />x 15 ft. high. <br />Shop Building Prefabricated steel frame structure, <br />50 ft. x 100 ft. x 25 ft. high, <br />concrete slab -on -grade foundation 5 in. <br />thick. <br />Office /Bathhouse /Warehouse Building Prefabricated steel frame structure, <br />50 ft. x 100 ft. x 25 ft. high, <br />concrete slab -on -grade foundation 4 in. <br />thick. <br />Crushing and Screening Plant Steel frame enclosure with metal siding, <br />40 ft. x 40 ft. x 25 ft. high, concrete pile <br />supports 24 in. dia. x 6 ft. deep x 12 <br />each. <br />Truck Scale <br />Scale House Building <br />Platform type scale, 70 ft. long x 10 ft. <br />wide, 4 in. thick. <br />Floor: concrete 72 ft. x 12 ft. x 8 in. <br />thick. Walls: concrete 12 ft. x 5 ft. high <br />x 8 in. thick. <br />Prefabricated steel frame structure, <br />10 ft. x 15 ft. x 8 ft. high, <br />skid mounted, no foundation <br />2.05.3 -23 <br />Revised 12/04/09, TR -01 <br />