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PERMFILE69794
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PERMFILE69794
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Entry Properties
Last modified
8/24/2016 11:18:55 PM
Creation date
11/20/2007 11:02:59 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981044
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Section_Exhibit Name
EXHIBIT 38 NO. 5 PORTAL BULKHEAD DESIGN
Media Type
D
Archive
No
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Bulkhead Design <br />Page 5 <br />i <br />Strength of Floor and Roof to Resist Force on Seal <br />Roof = 35 mPa = 5,076 psi - Uniaxiam Compressive <br />Floor = 40 P1pa = 5,801 psi - Strengths <br />ROOF <br />1 ~~ ~ P1 = 31 ,032 lbs <br />- Flu = 31 032 lbs x 2SF = 431 Msi ~ 5,076 'si <br />144 in <br />.'. 0 K <br /> <br />FLOOR <br />P2 = 62,064 lbs. <br />12" I ~~- <br />P2u = 62,064 lbs x 2 S.F = 862 psi t 5.801 psi <br />.'. OK <br />Data taken from a report titled Initial C <br />Analysis for Longwall Mining, Eagle ~5 and <br />August 1983 for Empire Energy Corporation. <br />144 in <br />hnical Study, Lo Bing Testin <br />fines, Pg. 23 by Sieg-Miller, <br />r1 <br />U <br />
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