ea-s5-11 1/10/07Page 1 of 4Hot Mix Asphalt Plants Compliance AuditBaghouse Control Environmental AuditsMinnesota Pollution Control Agency (MPCA) compliance audit checklists are designed to assist businesses and MPCA staff with the interpretation of Minnesotas environmental laws and rules. Because the laws and rules are numerous and often complicated, this checklist cannot be a complete guide to all your compliance obligations. If you have questions about the checklist, your obligations, or its conditions that you discover as you complete this evaluation, please contact:Small Business Environmental Assistance Program (SBEAP) 651-282-6143 or 1-800-657-3938 http:/www.pca.state.mn.us/programs/sbap-sectors.htmlDate of Audit: Company Name: Authorized Representative Name: Title: Baghouse Control SystemOperation of hot mix asphalt (HMA) plant control equipmentThe owner or operator of a HMA plant must operate the baghouse control equipment in the range established by the control equipment manufacturers specifications, or within the operating parameters established by the MPCA as the result of the most recent performance test conducted under parts 7017.2001 to 7017.2060, if those are more restrictive. The HMA plant must operate the baghouse in compliance whenever operating the asphalt plant.1.Do you operate your baghouse control equipment in accordance with the manufacturers specification or your most recent performance test?YESWe do operate our baghouse control equipment in accordance with the manufacturers specification or our most recent performance test.NOWe do not operate our baghouse control equipment in accordance with the manufacturers specification or the most recent performance test. This is a deviation and must be reported on the DRF-2 form.Baghouse control equipment alternative rangeThe owner or operator applying for a registration permit or capped permit may request an alternative range to the baghouse control equipment manufacturers specifications, if the proposed range is based on two previous years of compliance monitoring data supplied with the request. For HMA plants applying for a registration permit in operation on April 22, 1996, this request shall be made by the application deadline listed in part 7007.0350, subpart 1, item A. The proposed operating range shall be deemed acceptable unless notified otherwise in writing within 30 days of receipt by the MPCA. 2.Do you operate your HMA plant baghouse control equipment in an alternative range to the control equipment manufacturers specifications?YESWe do operate our HMA plant baghouse control equipment in an alternative range to the control equipment manufacturers specifications based on two previous years of compliance monitoring data. NOWe do not operate our HMA plant baghouse in an alternative range to the control equipment manufacturers specifications based on two previous years of compliance monitoring data.A.An owner or operator has failed to disclose fully all facts relevant to the proposed monitoring parameter range of the asphalt plant baghouse control device or the owner or operator has knowingly submitted false or misleading information to the MPCA.ea-s5-11 1/10/07Page 2 of 43.Have you disclosed all facts relevant to the proposed monitoring parameter range of your plant baghouse control device? YESWe have disclosed all facts relevant to the proposed monitoring parameter range of our plant baghouse control device.NOWe have not disclosed all facts relevant to the proposed monitoring parameter range of our plant baghouse control device, or we have knowingly submitted false or misleading information to the MPCA. This is a deviation and must be reported on the DRF-2 form.A.Operation of the baghouse control device in the monitoring parameter range proposed by the owner or operator would endanger human health or the environment, or subject the HMA plant to different applicable requirements or requirements under chapter 7007.4.Do you inspect you asphalt plant baghouse control equipment in accordance with part 70, state, or general permit annually? YESWe are currently operating the HMA plant baghouse control device in the monitoring parameter range proposed by the owner or operator and we are not endangering human health or the environment. NOWe are not currently operating the baghouse control device in the monitoring parameter range proposed by the owner or operator and could be endangering human health or the environment. This is a deviation and must be reported on the DRF-2 form.Maintenance of asphalt plant baghouse control equipment The owner or operator of a HMA plant shall maintain each piece of asphalt plant baghouse control equipment as designed to ensure compliance with applicable requirements, comply with source-specific maintenance requirements specified in a part 70, state, or general permit.YESWe do continue to maintain each piece of our HMA plant baghouse control equipmen