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Page 3 Colorado Department of Public Health and Environment <br />Construction Permit Air Pollution Control Division <br />TWENTYMILE COAL COMPANY <br />Petmit No. 93 RO 1204 <br />Initial Approval -Modification-5 <br />12. <br />13. <br />l4. <br />The manufacturer, model number and serial number of the equipment being added shall be provided to the Division prior <br />to Final Approval. <br />A revised Air Pollutant Emission Notice (APEN) shall be filed when a significant change in actual emissions occurs (above <br />the level reported on [he last APEN, submitted to the Division) as required by Regulation No.3, Part A.i1.C.2 as per the <br />timetable in Regulation No.3, Part A.II.C.3. <br />In accordance with C.R.S. 25-7-114.1, the A'Ir Pollutant Emission Notices (APENs) associated with this permit are valid <br />for a term of five years. Revised APENs shall be submitted no later than 30 days before the five year term expires. <br />-~ <br />sy:~ <br />Ram N. Seetharam Dennis M. Myers, P.P7 <br />Permit Engineer/Reviewer Construction Permits Uni[ <br />Stationary Sources Program <br />Air Pollution Control Division <br />INITIAL. APPROVAL: SEPTEMBER 27, 1994 THIS CONSOLIDATED PERMIT WAS ISSUED TO REPLACE ALL THE PERMITS <br />ISSUED EARLIER FOR VARIOUS EQUIPMENT ! ACTIVITgS. SOME ADDITIONAL <br />EQUIPMENT/ACTIVITIES WERE ALSO INCLUDED. <br />modification-1: FEBRUARY 6, 1996 THIS MODIFICATION-I PERTAINED TO 'CLOSURE OF STOCKPILE REFERENCED UNDER <br />AIRS POINT No. 007, ADDnION OF STOCKPn.&TRANSFEROONVEYOR /TRANSFER POINr <br />TO AIRS POINT No. 014, ADD1770N OF AN INCLINED GRI7ZLY ON RUN-0F-MINE COAL <br />RECEIVING HOPPER TO AIRS POINT' No. 018, ADDTIION OF RUN-0F-MINE COAL SWEEP <br />SAMPLER /SAMPLE PREPARATION /TRANSFER SYSTEM UNDER AIR POINT Na. 025. <br />MODIFICATION-2: MAY 28, 1996 THIS MODIFICATION-2 PERTAINED TO :INCREASED PROCESS /PRODUCTION <br />LIMITS AT THE COAL WASHING PLANT. <br />MODIFICATION-3 OCTOBER 30, 1996 THIS MODQ~ICATfON-3 PERTAINED TO: FEDERALLY ETIFORCEABLE PERMIT <br />CONDTIIONS. PUBLIC COMMENT CONDUCTED. <br />EMISSION SOURCES HAVE BEEN REGROUPED BASED ON THE SIMILARITIES OF <br />OPERATION /EMISSION FACTORS. <br />MODQ~ICATfON -4 PERTAINED TO TRANSFER OF O WNERSHIP FROM CYPRUS YAMPA VALLEY COAL CORPORATION TO TWENTYMILE COAL <br />COMPANY. NO CHANGES M OPERATION /PROCESS. <br />THIS MODIFICATION-5 PERTAINS TO INCORPORATION OF AIRS ID. 164 RJTO THIS PERMIT. THIS EMISSION POINT \VAS PREVIOUSLY APEN <br />EXEMPT. THAT EXEMPITON (97R00110) STANDS CANCELED <br />107/0009/999 <br />