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,~ <br />• DUST CONTROL FP.aCT'_CES IN THE FALE ARE/ ~ z -~ ' ~" ~ -- ° ` <br />Date: <br />F~.~.;,_ ~ ...__ <br />Mine Name: Eagle 'S Type of Mining z "~ L` y ~~ <br />Mine I. D. No.: OS-01370 Equipment: Shet 3-= <br />MMU I.D. No.: 001-0 Face <br />Designated Occupation D.O. 044 _- _ <br />~l -r- ' <br />:~- <br />The following parameters are hereby adopted as part of the vend ~a~~.,~, <br />system and methane and dust control plan as per Section 75.316,30 CFR. <br />Signature Company Gfficial <br />1. The minimum mean air velocity measured within the first 10 shields of <br />• the headgate shall be 200 feet per minute and within the last 10 <br />shields of the tailgate the velocity shall be 100 feet per minute. <br />2. The minimum quantity of air reaching the working face or longwall <br />face shall be 35,000 @ H.G. cubic feet a minute. <br />3. At least 80 per cent of sprays indicated for dust suppression on each <br />piece of equipment shall be maintained and operated at the indicated <br />water pressure ana flow rate for the spray. <br />4. The following water suppression system shall be maintained and <br />operated as follows: <br />*Number Minimum <br />cf Operating <br />Equipment Description Sprays Type of Sprays °ressure <br />Staple Lock Spray - <br />Anderson Mavor AM500 162 iSenior Conflow) 75 osi <br />1/16 Cone ;Cone 2801 d <br />lmm Cone (Code 2801SC) <br />Crusher 7 Kloeckner-3ecorit 75 psi <br />jet nipple <br />• 5. Sketches D-1 and D-2 show the locations of sprays on shzar ;nd <br />crusher. <br />-33- <br />