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DUST CONTROL PRACTICES Iil THE FACE ,AREA <br />Date: t4ay 20, 1985 <br />Mine tJame: Eagle ~5 Type of Mining and Section Haulage <br />Mine I. D. No.: 05-01370 Equipment: Shearer <br />MMU I.D. No.: 001-0 Face Conveyor <br />Designated Occupation D.O. Or34 <br />The following parameters are hereby adopted as part of the ventilation <br />system and methane and dust control plan as per Section 75.316,30 CFR. <br />(Signature Company Official <br />1. The minimum mean air velocity measured within the first 10 shields cf ' <br />• the headgate shall be 200 feet per minute and within the last 1C <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 30 per cent of sprays indicated for dust suppression cr. _ach <br />piece of equipment shall be maintained and operated at the indicated <br />water pressure and flow rate for r.he spray. <br />4. The following water suppression system shall be maintainea arc <br />operated as follows: <br />*Number <br />of <br />Equipment Description Sprays <br />Anderson Mavor .4M500 162 <br />Crusner <br />i <br />Minimum <br />Operating <br />Tvoe of Sprays Pressure <br />Staple Lock Spray - <br />(Senior Conflow) 7E psi <br />1/i6 Cone Code 2801) & <br />lmm Cone (Code 230iSC; <br />Kloeckner-3ecorit 75 osi <br />je*. nipple <br />• 5. Skeuhes D-1 and G-2 show the locations of ;prays on ;hear and <br />crusher. <br />-33- <br />