PERMFILE129074

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 9/10/2004
• Section_Exhibit Name: Figure 30 Typical Drill Pad 18 Right Bleeder Shaft
• Media Type: D
• Archive: No

-- ~ -
46.0'
1000'
~a DEEP
SHAFT
FINIS ED
2 ~~6' INSIDE
DIAME ER
7.5' E CAVATED
DIAME ER
16.0'
#4 6 x 6 weltl mesh 9" Irom top
2"Chamfer on to etlge of concrete
1.0'
36.0'
2.0' ~'
-~ 3 0 4.0'
4
0 4 0'
2.0, ~-
2 layers of p6 rehar, t' x 1'
centers
Footers l0 4'
TWENTYMILE COAL CO.
6 Final Cazing FOIDEL CREEK MINE
FIGURE 30
6'DiameterSinc~ecasingto0earock TYPICAL DRILL PAD
18 RIGHT BLEEDER SFIAFT
ROUTT COUNTY, GOLO_RADO
DRAWN BYw•'MPB .rv ~,x5CA1[%~AS SNO.YN
4¢...w..eunie xY^Eemn °NK,ie wh•YW 4wun onY^+9