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HomeMy WebLinkAbout1203_BurkeCo_CDLF_PH2A&4EngTechRevLTR_DIN28536_20171020    ROY COOPER      Governor   MICHAEL S. REGAN      Secretary MICHAEL SCOTT Director State of North Carolina | Environmental Quality | Waste Management 1646 Mail Service Center | 217 West Jones Street | Raleigh, NC 27699-1646 919 707 8200 T October 20, 2017 Sent Via Email – miles.champion@burkenc.org Mr. Miles Champion General Services Director 201 South Green Street Morganton, North Carolina 28680 Subject: Engineering Technical Review Burke County C&D Landfill Burke County, Permit # 1203-CDLF-2014, Document ID 28536 Mr. Champion, The Division of Waste Management, Solid Waste Section (Section) has completed a review of the document titled C&D Landfill Expansion – Phases 2A & 4 Permit to Construct (DIN 27860) for the above referenced facility. The document was submitted on your behalf by Joyce Engineering and was received in the Asheville Regional Office on June 9, 2017. Based on this review, the Section requires clarification or additional information in order to complete the permitting activity. Please provide a response to each of the items listed below: Engineering Plan 1. Rule .0539(e)(6)(A) requires cross-sections, showing borings, which indicate existing ground surface elevations, base grades, seasonal high ground-water level, estimated long term high ground-water level and bedrock level. Drawing number EP-04 does not appear to include the boring locations or estimated long term high ground-water levels. 2. Rule .0539(e)(6)(B) requires a map that must include labeled boring locations which indicate seasonal high ground-water level, estimated long term high ground-water level and bedrock level. Drawing number EP-02 does not appear to include the boring locations or estimated long term high ground-water levels. Construction Quality Assurance Plan 3. Rule .0540(5)(a) requires the subgrade to be inspected by a qualified geologist or engineer when excavation is completed. This requirement does not appear to be addressed in either the CQA Plan or Construction Specifications. 4. Rule .0540(5)(b) requires notification of the Division hydrogeologist at least 24-hours before the subgrade inspection. This requirement does not appear to be addressed in either the CQA Plan or Construction Specifications. Operations Plan 5. Rule .0542(b)(1)(E) requires operations drawings to include buffer zones noting restricted use. No operation plan drawings appear to show property line or stream buffers. Mr. Miles Champion  Engineering Technical Review  October 20, 2017  Page 2 of 2  6. Rule .0542(b)(1)(F) requires operations drawings to include stockpile and borrow operations areas. No operation plan drawings appear to show stockpile and borrow operations areas. Closure and Post-Closure Plan 7. Rule .0543(c)(5)(B) requires the owner and operator to begin closure activities no later than 30-days after the date a 10-acre or greater area of waste is within 15-feet of final design grades. This requirement does not appear to be addressed in the Closure Schedule. 8. Rule .0543(c)(5)(C) requires the owner and operator to begin closure activities no later one-year after the most recent receipt of wastes. This requirement does not appear to be addressed in the Closure Schedule. If you should have any questions regarding this matter please contact me at (828) 296-4703, or by email at allen.gaither@ncdenr.gov . Sincerely, Allen Gaither Environmental Engineer CC: Mr. Keith Farris – Burke County Ms. Amy Davis – Joyce Engineering Mr. Kris Riddle – SWS/ARO