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HomeMy WebLinkAbout1403_Caldwell_Foothills_MSWLF_Permit_Cell6_BlastingReport_FID1594282_20210722.�W Z7 Civil & Environmental Consultants, Inc. July 22, 2021 Ms. Jackie Drummond Compliance Hydrogeologist Division of Waste Management - Solid Waste Section North Carolina Department of Environmental Quality Asheville Regional Office 2090 US Highway 70 Swannanoa, NC 28778 Dear Ms. Drummond: Subject: Blasting Report Phase 5, Cell 6A Foothills Regional MSW Landfill, Permit No. 1403 -MSWLF- 1998 Lenoir, NC CEC Project No. 310-590 On behalf of Republic Services of North Carolina, LLC (Republic) and the Foothills Regional MSW Landfill (Foothills), Civil & Environmental Consultants, Inc. (CEC) has prepared the enclosed Blasting Report for the construction of Phase 5, Cell 6A. This report is submitted to satisfy the requirement of the Solid Waste Section's Blasting Plan approval letter, dated April 30, 2021. If you have any questions or concerns, please contact me with any questions at dcobb&cecinc.com or 704-221-4947. Sincerely, CIVIL & ENVIRONMENTAL CONSULTANTS, INC. h4 41 (-J, G Donald M. Cobb, P.G. W. Todd Whittle Project Manager Principal Enclosures Cc Derek Bouchard, Republic Matt Cheek, HHNT Kevin Berry, HHNT 3701 Arco Corporate Drive, Suite 400 1 Charlotte, NC 28273 1 p: 980-237-0373 f: 980-237-0372' www.cecinc.com ROCK BLASTING SUMMARY REPORT FOR FOOTHILLS REGIONAL MSW LANDFILL PHASE 5 CELL 6A Prepared For: REPUBLIC SERVICES OF NORTH CAROLINA, LLC 1070 RIVERSIDE DRIVE ASHEVILLE, NORTH CAROLINA 28804 Prepared By: CIVIL & ENVIRONMENTAL CONSULTANTS, INC. 3701 ARCO CORPORATE DRIVE, SUITE 400 CHARLOTTE, NORTH CAROLINA 28273 CEC Project 310-590 July 22, 2021 I S FL1 2 MrcH �4pu l 111 1141111�`�\ 7/22/21 JA __ VIA 'iff Civil & Environmental Consultants, Inc. 3701 Arco Corporate Drive, Suite 400 1 Charlotte, NC 28273 1 p: 980-237-0373 f: 980-237-0372 1 www.cecinc.com TABLE OF CONTENTS 1.0 INTRODUCTION AND BACKGROUND......................................................................I 2.0 ROCK BLASTING ACTIVITIES SUMMARY.............................................................2 3.0 CONCLUSIONS................................................................................................................4 Figure 1 — Blasting Locations FIGURES ATTACHMENTS Attachment 1 — Rock Separation Check (as provided by HHNT) APPENDICES Appendix A — Rock Blasting Plan and Approval Appendix B — Blast Reports Appendix C — Seismic Analyses Appendix D — Daily Field Reports Civil & Environmental Consultants, Inc. -ii- Foothills Landfill —CECProject 310-590 July 22, 2021 1.0 INTRODUCTION AND BACKGROUND Civil & Environmental Consultants, Inc. (CEC) has been retained by Republic Services of North Carolina, LLC (Republic) and the Foothills Regional Municipal Solid Waste (MSW) Landfill to prepare this summary of rock blasting activities during construction of Phase 5 Cell 6A at Foothills. This report has been prepared to satisfy the reporting requirements specified in North Carolina Department of Environmental Quality (NCDEQ) — Division of Waste Management (DWM) — Solid Waste Section (Section) blasting plan approval letter dated April 30, 2021. The Foothills Regional MSW Landfill (Foothills) is located at 2800 Cheraw Road in Lenoir, Caldwell County, North Carolina, and operates under solid waste permit number 1403-MSWLF- 1998. Foothills is owned by Caldwell County and operated by Republic. The landfill currently consists of approximately 281.8 acres. Landfill Phases 1, 2, 3, and 4, consisting of Cells 1 AB, 2 A/B, 3 AB/C, 4, 5 AB, and 8A have been constructed. Republic received approval to begin construction of Phase 5 in a SWS letter dated February 11, 2021. Cell 6A will be the first constructed cell in Phase 5. A Proposed Blasting Plan Areas of Cell No. 6 (Plan) was submitted to the Section by Hodges, Harbin, Newberry, & Tribble, Inc. (HHNT) on April 29, 2021. The purpose of the blasting outlined in the Plan was to remove areas of rock uncovered via conventional excavation equipment to meet the vertical separation requirements from rock in Cell 6. The Plan was approved via Section letter dated April 30, 2021. The approval letter stipulated that water level measurements were to betaken on the nearest groundwater monitoring wells to the blasting activities. It was determined that MW- 11 was the nearest groundwater monitoring well. A copy of the Plan as well as the approval letter can be found in Appendix A. Civil & Environmental Consultants, Inc. -1- Foothills Landfill —CEC Project310-590 July 22, 2021 2.0 ROCK BLASTING ACTIVITIES SUMMARY A total of five rock blasts were conducted on May 4, 2021, May 11, 2021, May 17, 2021, May 19, 2021, and May 20, 2021. Figure 1 shows the locations of these blasts. Blasting was conducted by Elite Blasting Services of Stony Point, NC (the blasting subcontractor) and Carolina Drilling (CD) of Mocksville, NC (the drilling subcontractor), both working under Earnhardt Grading (Earnhardt) of Stanly, NC, and was observed by Mr. David Wright of Geotechnics of Raleigh, NC, subcontractor to CEC. Seismic monitoring was conducted by Sauls Seismic of Birmingham, AL, and GeoSonicsNibra-Tech Inc. (Vibra-Tech), of Hazlton, PA. CD prepared a blast report (or shot report) for each blasting location that includes data such as the date, time of blast, ambient conditions, coordinates of the blasting area, and information about the explosives used at each blast location. Per the information contained in the blast reports, approximately 13,871 cubic yards of material was removed via blasting. These blast reports are included in Appendix B. Sauls Seismic and Vibra-Tech prepared a seismic analysis for the May 4, 2021, blasting event; Vibra-Tech prepared seismic analyses for the remaining blasting events. Copies of these analyses are included in Appendix C. Per the blasting plan approval letter, Mr. David Wright of Geotechnics collected water level data (to the nearest 0.01 foot interval) at MW-11 immediately prior to, immediately following, and one week after the final blast. These water level measurements are summarizes in Table 1 below. Civil & Environmental Consultants, Inc. -2- Foothills Landfill —CEC Project310-590 July 22, 2021 Table 1 — MW-11 Water Level Measurements Blasting Event Pre -Blast Water Level (ft. toc) Post -Blast Water Level (ft. toc) May 4, 2021 83.10 83.00 May 11, 2021 83.00 82.95 May 17, 2021 82.90 82.88 May 19, 2021 82.90 82.90 May 20, 2021 82.90 82.90 ft. toc — feet below top of well casing As the data in Table 1 shows, water level elevations in MW-11 were unaffected by blasting activities. The noted minor differences in depth -to -water measurements may be due to intra-day fluctuations or minor discrepancies between events (i.e. measuring from a different point on the well casing or interpreting when the water level meter probe was in water). A final depth -to -water measurement was collected on May 27, 2021, one week after the final blasting event; the water elevation at this time was 82.90 feet below top of casing. Daily field reports, which include the water level measurements, are included in Appendix D. Civil & Environmental Consultants, Inc. -3- Foothills Landfill —CECProject 310-590 July 22, 2021 3.0 CONCLUSIONS Blasting activities were completed in Cell 6 at the Foothills Landfill on May 4, 2021, May 11, 2021, May 17, 2021, May 19, 2021, and May 20, 2021. The purpose of this blasting was to remove areas of rock uncovered via conventional excavation equipment to meet the vertical separation requirements from rock in Cell 6. Based on post -blasting top of rock -surveyed elevations provided by Earnhardt and the proposed top of subgrade and top of liner elevations, as provided by HHNT, the vertical separation requirement has been met. HHNT prepared the figure included as Attachment 1 to demonstrate this requirement was met. Water level measurements collected from groundwater monitoring well MW-11 immediately before and after blasting, as well as one week after the final blasting event, indicate that blasting activities did not affect water level elevation at this well. Civil & Environmental Consultants, Inc. -4- Foothills Landfill —CECProject 310-590 July 22, 2021 FIGURES ��svr—fs—knxkprojects�JIO-000�JIO-590�—CADDIDwglCell 6 Slosting�310590—SPO1—Blosting Plon.dwgilf LS.•(7/22/2021 — pbrinkley) — LP.- 712212021 1:34 PM . • - It ^ r�� + NORTH r ' ` =:_-`` •`. � ,.�.� .`� '_ • 19 EXISTING �'" - •k LANDFILL + , CELL 6A i a ++ }�+ +++�';t�*` ++++ . + ++ ++ �. AA , +++++++ _++++++ ++ ++++++++ + +++++++*+++ -t ++c++++++ +++ ++++ + + + +� • ' ' ++++-V ++++1 +" ++++++ +% +++ �._� 1; `f r ++++++++ ++'#- i■ t + + +++'i++++ + + ++ +++ + •wrl� S �ri +++ ++++++i+ •i1 ._�'!-•.. _ .s.•-= .r Irv,• c �• EXISTING SCALE IN FEET •ti` ` LANDFILL 0 100 200 LEGEND iA AV REPUBLIC SERVICES, INC. BLAST PATTERNFOOTHILLS LANDFILL CELL 6A 11A— i Civil & Environmental Consultants, Inc. 2800 CHERAW ROAD 2704 Cherokee Farm Way • Suite 101 • Knoxville, TN 37920 LENOIR, NORTH CAROLINA 28645 Ph:865.977.9997 - Fax:865.977.9919 BLASTING LOCATIONS REFERENCE www.cecinc.com 1. AERIAL IMAGE FROM GOOGLE EARTH DRAWN BY: PAB CHECKED BY: DMC APPROVED BY: DMC I FIGURE NO.: PRO, DATED OCTOBER 17, 2019. DATE: JUL 2021 DWG SCALE: 1 "=100' PROJECTNO: 310-590 1 ATTACHMENT I - VERTICAL SEPARATION FIGURE (per HHNT) OTES: G_ 1. TOP OF ROCK ELEVATIONS PROVIDED BY EARNHARDT GRADING, INC. 2. GRADES SHOWN WITHIN CELL BOUNDARY REPRESENT TOP OF SOIL LINER. ov, 06�z' TOP OF LINER: 1334.018 TOP OF SUBGRADE: 1332.518 TOP OF ROCK: 1326.793 �PZ-110C — TOP OF LINER (FUTURE CELL NO. 6B): 1333.055 � / " I/ TOP OF SUBGRADE (FUTURE CELL NO. 6B): 1331.555 I/ " TOP OF ROCK: 1325.663 o PROPOSED TEMPORARY EDGE OF LINER PROPOSED EDGE OF CELL (TYP.) [` i PROPOSED CELL NO. 6A 100 IN F EXISTING EDGE OF CELL (TYP.) I 1 TOP OF LINER (FUTURE CELL NO. 613): 1337.681 TOP OF SUBGRADE (FUTURE CELL NO. 6B): 1336.181 TOP OF ROCK�1330.135 TOP OF LINER: 1326.937 TOP OF SUBGRADE: 1325.437 TOP OF ROCK: 1320.387 \ TOP OF LINER: 1326.876 \� TOP OF SUBGRADE: 1325.376 0��� TOP OF ROCK: 1319.136 o � oo� ,EXISTING\ M CELL NO\ 3C A 0 DATE: 06-17-2021 ROCK SEPARATION CHECK i CONSTRUCTION OF CELL NO. 6 FOOTHILLS REGIONAL LANDFILL FOR REPUBLIC SERVICES OF NORTH CAROLINA, LLC CALDWELL COUNTY, NORTH CAROLINA �.. © Republic Services, Inc. (2021) HODGES, HARBIN, NEWBERRY &TRIBBLE, INC. 3920 ARKWRIGRT (478)743-7175 SUITE (478) 743-7175 (FAR) Consulting Engineers MACON, GEORGIA 31 APPENDIX A - ROCK BLASTING PLAN AND APPROVAL ROY COOPER Governor DIONNE DELLI-GATTI Secretary MICHAEL SCOTT Director �fQ NORTH CAROLINA Environmental Quality April 30, 2021 Sent Via Email - dbouchard@republicservices.com Mr. Derek Bouchard Environmental Manager Republic Services of NC LLC 2800 Cheraw Road Lenoir, North Carolina 28645 Re: Proposed Blasting Plan Areas of Cell No. 6 Foothills Regional Subtitle D MSW Landfill Caldwell County Solid Waste Permit Number 1403-MSWLF-1998 FID 1578273 Mr. Bouchard, The Solid Waste Section (Section) has completed a review of the Proposed Blasting Plan Areas of Cell No. 6 dated and received April 29, 2021 (FID 1578269) and submitted on your behalf by Hodges, Harbin, Newberry & Tribble, Inc. for the Foothills Regional Subtitle D MSW Landfill, Solid Waste Permit Number 1403-MSWLF-1998. Blasting is being requested to meet the vertical separation requirements from rock within the Cell No. 6 area and will be performed inside the boundaries of the future Cell No. 6. The blasting will be performed by Earnhardt Grading, Inc. a contractor to Republic Services. During the blasting, monitoring will be conducted, and a formal report of this monitoring will be placed in the Facility Operating Record, and a copy submitted to the Section. Based upon a review of the Proposed Blasting Plan Areas of Cell No. 6, the Section approves the plan as written with the following conditions: • Collect water level measurements in the nearest groundwater monitoring wells to the blasting activities immediately prior to and immediately after any blasting activities and one week after all blasting is completed. • Ensure the integrity of the liner systems of the adjacent Cells during blasting. • Within 60 days of completion of all blasting activities, submit a summary report to the Section including all blasting activities, water level measurements, final volumes removed, and resulting top of rock elevations. • Include the summary report in the final CQA Report. If you have any questions or concerns, please feel free to contact me by phone at 828.296.4500 or by email atjaclynne.drummond@ncdenr.gov. AE Q�� North Carolina Department of Environmental Quality I Division of Waste Management Asheville Regional Office 1 2090 U.S. Highway 70 1 Swannanoa, North Carolina 28778 Department En:N Environmental it /`� 828.296.4500 Sincerely, Jaclynne Drummond Hydrogeologist Solid Waste Section, Division of Waste Management NCDEQ cc sent via email: Adam Ulishney, Environmental Compliance Branch Head Allen Gaither, Permitting Engineer Jason Watkins, Field Operations Branch Head Deb Aja, Western District Supervisor Sherri Stanley, Permitting Branch Head C.T. Gerstell, Environmental Senior Specialist Stephen Hunter, Republic Services Matt Cheek, HHNT Nathan Bivins, CEC E QII�� Office North Carolina Department of Environmental Quality I Division of Waste Management Asheville Regional Oce 1 2090 U.S. Highway 70 1 Swannanoa, North Carolina 28778 NORTH CAROLINA _ Depamoam or Enmmamamai aueifty /� 828.296.4500 HODGES, HARBIN, NEWBERRY & TRIBBLE, INC. Consulting Engineers April 29, 2021 Ms. Jackie Drummond Hydrogeologist Division of Waste Management - Solid Waste Section NC Department of Environmental Quality (DEQ) Asheville Regional Office (ARO) 2090 US Highway 70 Swannanoa, NC 28778 Re: Foothills Regional Landfill Facility Permit No. 14-03 Caldwell County, North Carolina Proposed Blasting Plan Areas of Cell No. 6 HHNT Project No. 6703-984-01 Dear Ms. Drummond: This letter is being written to provide the Section information on planned excavation and blasting in the area of Future Cell No. 6 at the subject landfill. As part of the ongoing effort to construct Cell No. 6A to permitted base grades, areas of rock have been uncovered using conventional excavation equipment. In order to meet the vertical separation requirements from rock within the Cell No. 6 area, blasting will be required. As can be seen on the attached sketches, blasting will be performed inside the boundaries of Future Cell No. 6. The blasting will be performed by Earnhardt Grading Inc., a contractor to Republic Services, Inc. A blast plan has been provided for your use. All blasting shall be performed between the hours of sunrise to sunset. During the actual blasting, monitoring will be conducted, and a formal report of this monitoring will be placed in the Facility Operating Record, and a copy will be submitted to you for your records. The CQA firm for this project is Civil and Environmental Consultants, Inc. and they too will record the blasting in their daily reports, which will become part of the project CQA documentation. 3920 Arkwright Road, Suite 101 • Macon, Georgia 31210 (478) 743-7175 • Fax (478) 743-1703 • www.hhnt.com SAVANNAH • ATLANTA • Macon • STATESBORO • GREENVILLE, SC Ms. Jackie Drummond April 29, 2021 Page 2 of 2 Should you have any questions or need additional information, please call. Sincerely, HODGES, HARBIN, NEWBERRY & TRIBBLE, INC. 4 t 0�� K. Matthew Cheek, P.E. Professional Engineer KMC/sc Enclosure cc: Sherri Stanley (w/ enclosure) Allen Gaither, P.E. (w/ enclosure) Derek Bouchard (w/ enclosure) Stephen Hunter (w/ enclosure) Nathan Bivins, P.E. (w/ enclosure) +�` II{I*I�IJL� get +++/ yl'li!I'++++ � + ++ ��" `++++++++ d, �° ,a� ADDITIONAL PROPERTY OWNED BY �I j �� +++++*, ' '+'++++++i CALDWELL COUNTY (PROPERTY ++++++'� +`+++++++++ ��i� /� LINE SHOWN IS APPROXIMATE) r + + ++++++ + G +++++++ + ++ � ++ �++ + +++ + p� + + + + + �� + ++ ++ + ++ ++ 0 d i� + + + + + + �.' c v c0 t\E i vO +*+*+++++*+ v o ` v[ °zvL I 1 30� EXISTING 0£bl � 1a 440 1�2� SEDIMENT BASIN B QOO JURISDICTIONAL WETLAND (TYP. ° 1a�o JURISDICTIONAL it STREAM (TYP.) 100' BUFFER LINE FROM � � � �,a3° APPROXIMATE PROPERTY LINE I ! ,�a�0 \ ADDITIONAL PROPERTY OWNED BY CALDWELL COUNTY (PROPERTY I I `I' LINE SHOWN IS APPROXIMATE) 1400 D� 14101420 0ss`=� 100' B U FFER -- o� OSSL - 14a0 0£SL \ ) +++++ \ \ 0 o� + + + 'l 1 o \ ji 1 ++++++++++" +++++ +++ 06£L ++++++++ 1 OR +++++ +++++++ �- 1370+++++++++ + + + + c- + 360 + + + + + ++ +++++++ ♦ -� + + + + + + + + + + + + + + 1 1 + +++++++++ +,++ + O ++ +++++++ 1 + b++++ £L / ++++++ ++++++++++++++ + + + OZ£ +++ ++ ,+ +++ + + + + + + 0££L + + + +++++ L +++++ `\ 16 +� ++ ++ ++ 1 o + +�+ 11 n++ 1 '- +++++ ' + + + +' ++++++ +++ +++++++ 1 °DEL +++ \ +++ 1 ++++ ++++ +++++++++ 1 ++ ++++++ 1 S Q \ e �/•0.tV l\NE ����1� PL1O%�� I�R/F�If \ rt300 FF �j&�G FUTURE p 1yp0 \ o CELL NO. 6B° APPROXIMATE AREA \ Qo OF ROCK BLASTING A\_ i (�- PROPOSED EDGE r IBM NO. i �/ - OF CELL (TYP.)\= i BM12 PROPOSED TEMPORARY �, i� -i 0 IO EDGE OF LINER TYP. _ \\ - 0 ( s =� �-\ PROPOSED 1, i FUTURE CELL NO. 6A EXISTING Jd !II;, �' SEDIMENTFRM \ L NO. 7 I (±3.7 ACRES) BAS I N C r ° / � / „/�////� )J� vie y ii� -N c I � Az I I, ,/Q/m 1330 �1,320 \ v s/� 12g0 0 EXISTING \ CELL NO. 8A kkl' 09£L L= \EXISTING I/ CELL NO Sj�� 0 EXISTING CELL NO. 5A JI EXISTING COUNTY DROP-OFF CONVENIENCE CENTER BM NO. BM09 XISTING vvC i DETENTION BASIN NO. 5 0 UU V �� ��� \�� \0 0 0voff a EXISTING O .\I\11111111 �I CELL NO. 3C a . ��! ` o EXISTING � o\ 0 0 O_ CELL NO.1 A EXISTING CELL NO. 2B 0 0 EXISTING CELL NO. 4 OB ERVED DWARF - FL WERED + + + + L �� � �� � � u�c 1� *++++++ 1 � °L�, � � L FUTURE HEARTLEAF COLONY (TYP.) *, + ++++++++ CELL NO. 8B 25' BUFFER FROM DELINEATED ++ *+*+*+*+ * o� DWARD-FLOWERED +\�++ HEARTLEAF COLONY (TYP.) , ♦ I 100' BUFFER CIO Sze o °� /, `�� �f ♦ j �. �` 0�2` BM NO. I,�� �o'EXISTING WET o�z oo�o,�! ��� ` `i ♦ i �� - ••� �� o���`� DETENTION BASIN 1 �t ��♦ - 11y0/ osL. -LaGP-11 50' BUFFER FROM JURISDICTIONAL osLL- - STREAMS AND WETLANDS (TYP.) o�LL 1180 1190 00 `L OZZL �O�ZL \] EXISTING WETS DETENTION BASIN _ 6 . EXISTING CELL NO. 3B 32° 1310 ;1300 i12go 12E EXISTING CELL NO3A 12a° GP-10i t L BM NU. ; 08 L - _ 9004 � U61 0 L /> 0 EXISTING FACILITY ENTRANCE NOTESA 1. EXISTING TOPOGRAPHIC INFORMATION IS PROVIDED BY COOPER AERIAL SURVEYS CO. IN AN AERIAL SURVEY DATED JANUARY 9, 2020. 2. CONTOURS INSIDE VEGETATED AREAS MAY NOT MEET MAPPING STANDARDS AND SHOULD BE FIELD CHECKED FOR RELIABILITY. 3. ALL SURVEY CONTROL DATA PROVIDED BY WRIGHT AND FIELDS LAND SURVEYING VIA LETTER DATED JUNE 24, 2011. 4. JURISDICTIONAL STREAMS AND WETLANDS WERE PROVIDED BY WRIGHT AND FIELDS LAND SURVEYING FROM A SURVEY PERFORMED IN OCTOBER 2013. 5. SURVEYS OF THE JURISDICTIONAL STREAMS NEAR THE WESTERN PROPERTY BOUNDARY WERE COMPLETED BY DONALDSON GARRETT & ASSOCIATES, INC. IN AUGUST 2002. 6. BOUNDARY SURVEY COMPILED BY TOMMY FIELDS, PLS 2906 - LAST REVISED AND UPDATED AUGUST 14, 2007. BENCHMARKS BM NO. NORTHING EASTING ELEV. DESCRIPTION BM01 798051.57 1230950.94 1249.78 5/8 IRON REBAR BM02 798138.26 1231577.82 1240.37 CONCRETE MONUMENT 9003 797925.22 1231613.26 1237.16 CONCRETE PANEL 9004 799607.34 1229887.76 1173.47 CONCRETE PANEL BM06 800316.74 1230080.90 1195.93 5/8 IRON REBAR BM09 798293.55 1232502.65 1214.73 5/8 IRON REBAR BM12 801012.76 1231767.96 1493.74 5/8 IRON REBAR \o l� CONTRACTOR SHALL VERIF ALL BENCHMARK INFORMATION AND NOTIF ENGINEER IMMEDIATELY OF ANY DISCREPANCIES. XIST. LEACHAT \ TORAGE TANKS A �OiO ctiF \ o � O 0 BM NO. 0 `9003 . P-1 ma I EX. MA_I_N_TENANCE O. BUILDING \\\. EX. SCALE AND SCALE HOUSE W-3R �_ j / �I� \ \ \ ` / r EXISTING LANDFILL pMW-3 GAS FLARE��������� N O �EXISTING�� ���(R O ) �^ EXISTING CELL NO. CELL NO. 2A v o do JG WHITE GOODS BM NO. ORAGE AREA 122° BM01 GP- OLZL �, , i✓ \ m 1200 = EXISTING YARD DEBRI 1190 k , ORAGE \\\�All\IIII II EXISTING WETI DETENTION BASINEXISTING ING WET -� NO. 1A »i DETENTION BASIN /� SEDIMENT NO. 1 B �� �_ ��'�ASIN NO. 1 °^o4m GP-6 gvFF 3�p OSLL GP-7R °s[L PLOP � 0611 \L \�L 1MEQ,\\os� I PRELIMINARY - NOT FOR CONSTRUCTION 200 100 0 200 400 GRAPHIC SCALE IN FEET ROCK BLASTING SKETCH CONSTRUCTION OF CELL NO. 6A FOOTHILLS REGIONAL LANDFILL FOR REPUBLIC SERVICES OF NORTH CAROLINA, LLC AND CALDWELL COUNTY BOARD OF COMMISSIONERS CALDWELL COUNTY, NORTH CAROLINA © Republic Services, Inc. (2021) HODGES, HARBIN, #VEPUBLIC NEWBERRY & TRIBBLE, INC. 3920 ARKWRIGIIT RD. 412 11j1.+=412 (478) 743-7175 Consulting Engineers SUITE 101 (478) 743-7175 (FAX) N.C. CORP. LICENSE #C-0813 MACON, GEORGIA 31210 PROJ. NO. 6703-605--01 FH-CELL 6A-ROCK EDIT 4/27/2021 SCALE 1" = 200' SHEET 1 OF 1 DATE APRIL 2021 CarolinaDrilling,lnc 326 Railroad St Mocksville, NC 27028 Jason Tutterow 336-607-4478 reesecrushing!2yahoo.com -Blasting Plan Information for Earnhardt Grading, Foothills Landfill Foothill Landfill Cell 6A Procedures 1. Holes will be laid on a 7'x7' box pattern to an 8'x8' box pattern depending on rock density and depth. The average and most used pattern will be the 7'x7' box pattern to blast the expected 10,000 cubic yards of mass rock. 2. Holes will be drilled 3.5" inches in diameter maximum with an average depth of 15' deep. The cuts will range from 1' to 22' deep. 3. Holes will be drilled with Tamrock Ranger 800' or a Sandvik DX800' (same machine different name depending on year model). Each one of the machines has digital level on it for straight hole setup. 4. All explosives will be brought in daily and no explosives will be stored onsite overnight. Either Elite Blasting or Carolina Drilling will haul all explosives in accordance with the NCDOT and USDOT. 5. Dry holes will be loaded with a 1 %"x8" stick of Riodin dynamite and ANFO. Wet holes will be loaded with a booster and Riohit emulsion sticks. All holes will have a minimum stemming 6'. 6. Only non -electric blasting caps will be used 25/500ms factory delayed. 7. All holes will be loaded with non -sparking tools (depth gauges and loading poles). 8. The rock in this area is of medium thickness and will only take 3' to 11' of the boreholes to loaded with explosives. In this case our average stemming (78m) will be held at 6' to 10'. 9. All holes will be wired with a minimum of 8ms of delay between them giving us 1 hole per delay. 10. The holes then will be walked over to make sure all connections are clean. 11. Vibratech will have all seismographs in place before any blasting is done. 12. Once the area is cleared by Earnhardt and Carolina Drilling a series of horns will be sound. -Three short blast for a 3 minute warning -Two long blast for a 1 minute warning -One long blast for an all clear, back to work after the shot has been inspected to assure all holes have fired. Drilling Equipment -A Sandvik DX800 or Tamrock Ranger 800 will be used, this machine has a digital level on the boom that reads in the cab. Seismology 3 seismographs will be placed roughly 100' away the edge of the nearest liner 300'away the nearest monitoring well, and 800' away at the nearest building (see map). Estimated PPV 1 inch per second ppv has been specification has been set. It's extremely hard to break rock with this specification within 20U especially with 25' holes in areas. As many as 3 blasting caps per holes will have to be used to get the Ibs per delay down to 10 to 15lbs per delay. After each blast adjustments will be made so maximum breakage can be achieved. Due to this tight specification the contractor should expect to have to hammer and crush a good portion more of this rock. 1. Estimated ppv .96 at the liner 2. Estimated ppv .45 at the monitoring well 3. Estimated ppv .04 structure See Map attached also for seismograph placement Post Blast Report or Shot Report A shot report used by Carolina Drilling blaster will be attached to this plane. it will show the following as required. 1. Material data information on products used. 2. Drawing of shot, with hole diameter, depth, voids, etc. 3. Loading diagram with weights of explosives used 4. Amount and type of explosives 5. Delay and initiation method 6. Results and yardages 7. Vibratech will furnished readings by email 8. A blast damage report if necessary. Safety Plan All employees will wear ppe such as vest, hard harts, safety glasses as need, gloves as needed and protective footwear. Blasting Zone signs will place around the perimeter - Only non sparking brass tools will be used for pushing powder - Only non electric blasting caps will be used 78m will be used for stemming to prevent blowout in wet holes Once the area is clear for blasting by Earnhardt Grading and Carolina Drilling the following horn signals will be used. -Three short blast for a 3 minute warning -Two long blast for a 1 minute warning -One long blast for an all clear, back to work after the shot has been inspected to assure all holes have fired. - A section pertaining to misfire will be attached. Misfires A misfire is defined as the failure of an explosive charge to detonate at the proper time. The best advice that can be given regarding the handling of misfires is to take every precaution to prevent their occurrence. Anytime misfired holes, portions of misfired holes, or unexploded explosive materials remain after a blast is fired, a hazardous situation is created that will exist until the unfired explosive materials have been disposed of properly. Explosive disposal requires sound judgement and a comprehensive understanding of explosives by the blaster in charge. Most misfires occur because of improper techniques by the blaster or a change in the geologic structure from the expected norm. It is important that any investigation into the cause of misfires is conducted fairly and with an open mind. Any preconceived idea of the cause may mask the true cause, and prevent the establishment of procedures that will prevent future misfires. If a misfire occurs, their disposal should be handled only by an experienced individual familiar with the explosive materials and initiating systems used in the blast, and the proper techniques for handling, neutralizing, and disposing of the explosives involved in a safe manner. Persons handling misfires should have firsthand knowledge of how the blast was loaded or must have accurate records and data giving detailed information on the type, weight, and location of all the explosive materials and initiation system components used. Specific recommendations concerning misfire handling procedure cannot be made, as every misfire must be evaluated on an individual basis. All information regarding the misfire must be analyzed completely and a plan of action must be outlined to safely handle, neutralize, and dispose of the explosives involved. Specific federal, state, and/or local regulations govern the handling of misfires and must be followed as well. When a misfire occurs, the power source used to fire the initiation system must be disconnected from the firing line, and the firing line shunted or made safe, before the blast -in -charge enters the blast area to inspect the misfire. Access to the blast area where a misfire has occurred should be block off and guarded. After the waiting period, the blast area should be inspected by the blaster -in -charge. Another individual, who is knowledgeable in misfire disposal, should act as a safety backup for the blaster -in -charge enters the blaster and should remain out of the blast area but observe the situation from a safe distance. All observable initiation system comp- onents must be identified, recorded, and checked with the appropriate test instrument. If there is any suspicion of unfired detonators or explosives materials, they should be treated as though they are live. The safest and surest way of handling any type of misfire is to be able to reconnect all the unfired charges and fire them successfully. This procedure is not always possible or practical. Often, the misfired charges have been cut off by rock movement and are located in areas that are inaccessible to the blaster. In some instances, rock has been torn away by the charge with very little burden that has been shattered and displaced. The firing of these misfired charges with mats, broken muck, screenings, etc., require extreme caution and should be made only after the situation has been thoroughly evaluated. In firing misfired charges under these cir cumstances, on must assume the worst consequences that can happen and take appropriate precautions. The blast area must be isolated and all roads to the area blocked and guarded before attempting to refire the the misfired charges. Firing should be done by authorized personnel from a remote, safe location where adequate cover can be provided. In addition to the warning signals required, all personnel in adjoining work area, yards, shops, offices, etc., should be required to retreat to a safe place before the blast is fired. When misfired charges cannot be reconnected and refired safely, the next approach is to try to neutralize as much of the charge as possible. In small -diameter holes, it is often possible to wash out the explosive column with a stream of water. Although it is rather impractical to try to wash out large diameter cartridges from drill holes, it is often possible to wash out the stemming to permit the removal of these cartridges with non -sparking retrieving tools. When large -diameter holes have been loaded with bulk blasting agents, water can sometimes be used to wash out the charge. Water will neutralize anfo and similar type materials that have little or no water resistance. If, due to rack movement, the detonator leads or detonating cork lines have been severed, it may be possible to wash out the stemming in order to place another primer in the hole and to fire the charge from the top of the column. Again, the reprising and refiring of any misfired charge requires the judgement of an experienced blaster that is in charge. When it is impossible to reinitiate, retrieve, or neutralize misfired explosives, it may be necessary to consider drilling, loading, and firing of holes that are adjacent to the misfire. If performed successfully, this procedure will dislodge or displace the misfired explosives for eventual disposal. Such action should be considered only as a last resort after all other courses of action have failed, and only after consulting the manufacturer of the explosive materials for information, recommendations, and assistance. The drilling, loading, and firing of blast holes near holes containing misfired explosives materials is an extremely hazardous task that must be only undertaken by experienced, competent personnel, utilizing extreme caution and care. Hole location must be exact, and the drilling operation must be monitored constantly. After the holes adjacent to misfires have been fired, thorough inspection should be made of the muck pile for any displaced and unfired explosive materials. As the muck is removed, it must be inspected continuously by experienced personnel to make sure that all missed explosive materials are detonated and removed for disposal. An unresolved misfire indicates that the hazard remains and is a danger to personnel and equipment. Areas containing unresolved misfired charges may have to be abandoned, and the access to these areas may have to be restricted. It must be emphasized that misfires, the disposal of misfires, or the working of personnel and equipment in areas where misfires are present is hazardous. Only situations where there is any doubt or question re - guarding the properties, the properties of explosive materials, initiating components, or detonators that were used in a misfired blast, the manufacturer should be consulted for information, recommendations, and assistance. Under no circumstances should misfired explosives be reused. Certificate of Training U.S. Department of Labor Mine Safety and Health Administration Approved OMB Number 1210-0009, Expires April 30, 2021. This certificate is required under Public Law 91-173 s amended by Public Law 96-164. Failure to compItypig result In penalties an1o=sipctd-h ded bysections'108andliu, U icLaw 1-173asamend y U6 10 ED 91064 Issue Certificate Immediately Serial Number (for operators use) Upon Completion of Training I TYLER GUILL 2. Check Type of Approved Training Received: ix Annual Refresher L Experienced Minor Hazard Training f-1 Now Task ©Other (specify) (Specify below) New Miner 3-k;necK I YP9 of Operation and Related Industry: A. FA surface ❑ Construction QUnderground Shaft & Slope B. n Coal x metal F)? Nonmetal 4, DateTralrunoRequirementecompieted Check if not completed 1/16/2021 E- and go to item 5, below. --*" If completed, go to item 6, below. 6. Check Subjects Completed (Use only for partially completed trainingy f— Introduction to Work Environment Roof/Ground Control F- Hazard Recognition L & ventilation Mine Map; Escapaways; F Evacuation; n Emergency Medical Procedures r2m y 151-1=1-09 F H&S Aspects of Tasks Assigned F1 Cleanup; Rock Dusting Statutory Rights of Miners [—. Mandataryr=".h & Self -Rescue & Respiratory Devices Safety TmnsW&CommtW icallonsSysterns Authority & Responsibility Fi Of SUPSIVISore & Miners Representatives n Health L Electrical Hazards First Aid Mine Gem nExplosives F1 Prevention of Accidents Other (apecify) 6. False Cefflftation Is Punishable under I Zrt,11 h, above training has been completed $"#on 110 (a) and (f) of %a Federal Mine (ce of pera reap l"09) amended by P. L 95-164). 1 - /"r, lflA N $d*tY & Health Act (P. L 91-173 as 7. Mine Name, ID, & Location of Training (If institution, gl'vb name & address) ELITE BLASTING SERVICES; LLC COMP. PERSON: BOBBY ROWLAND 1270 OLD CONCORD CHURCH RD ID9 1126 ," I STONY POINT, NC 28678 8: Elate 1/16/2021 Mb"A f-Olm 5000-23,'May, 20113 (ree sod) (09nature Certificate of Training U.S. Dopartment of Labor Wine SaWy and Health Administration Approved OMB Number 1219-0009, Expires April 30,2021, This ce, * icate is required under Puklic Law ?,l -173 as mended NPublic Law e 95-164. Walluire to cowolf Pie sun i eq ties and ot er sanctio as rovided by sections 108 and ua,?Law P, as amended by Public Law 06-164. Issue Cer0cate Immediately Serial Number (for operators use) 4 Upon Completion of Training I DONALD "TREY" RAMSEY 2. Check Type of Approved Training Received - ix Annual Refresher L Experienced Miner Hazard Training Now Task n Other (specify) (specify below) New Miner �OEM,-� GhecType of Operation and Related Industry: A. C@ Surface El Construction n Underground ❑Shaft & Stops S. n coal RMetal Fg Nonmetal 4. DateTrainingRequirementsCompleted Check if not completed 1/16/2021 and go to ftern 5. below. --010- Ifoamplated,gotofterngbelow. 5. Check Sublects Completed (Use only for partially completed training): introduction to Work Environment F— Hazard Recognition Emergency Medics! Procedures H&S Aspects offasks AsslgnW Statutory Rights of Miriam L self -Rescue & Respiratory osvioes F Transport & Communications Systems LRoolIGntiround Control i& Velation Mine Map; Escapaways; Erne .M.21% Evacuation; R Cleanup; Rock Dusting M S1a21dty81SO4,ZadMs & Authority & Responsibility For *9 Miners P-NIXOnitsace'll Lj Electrical Hazards First Aid Mine eases Explosives Prevention of AC&Wb El Other {specify) 6. False certification is punishable under I C30011h"e above Bing has been completed section 110 (a) and M of the Federal Mine{ r*ahoe of petp -md5l. f. vow-0) Wety & Health Act (P. L. 0:1.173 as f J I amended by P. L. 954"). 7. Mine Name, ID, & Location of Training (if institution, give name & address)'1113 ELITE BLASTING SERVICES, LLC COMP. PERSON: BOBBY ROWLAND 1270 OLD CONCORD CHURCH RD ID# B268,6 STONY POINT, NC 28678 1/16/2021 1- L Print completed the Certificate of Training AWwodoMa Number 121"009, Expires U.S. Department of Labor Mine Safety and Haft Adminietratton 30, 2021. T I to i u' under Pu i' Lew 9;1-173 s amended b Public La ,' ?Vtoel a ma resent are and' �h �i�� as ��` ad y seotions ti8 an , Pu to l aw 9.1-133 as amen ed y�+ubitt; w Issue CerMcate Immediately I Serial Number (for operator's use) Upon Completion of Training William Parson 2. Check Type OfAWVMU Training Received; nual Refresher ❑ Experienced Miner E] Hazard Training Now Task -- (BPS* below) �, j New Miner } tspe Y? u. %IFMUK r we Of kwination anti KetatGd Industry. A. C Surface ® Construction [ underground [] Shaft & Slope a. rj Coal (fit] Metal [X: Nonmetal 4, bi Tra nningRaquimmst-tscomple—wd 1 /2312021 © Check t not completed --41- ifcompteied.90toltem6,below. 8. Check Subjects Completed Was Only for partially Completed training): tiaroducWn to Work E nvirottmwtr � nod COMM Hazard Recognition []Heab i� We Map; Escapeways; Q Emergency MadiW Procedures i Enemy Evacus&M�, F 1 awiricid Hazards H&S Aspecls of Tasks Assigned GW#nup; Rock Dustingrj First Aid Q SMetu ory Rights of Minem W ROMIS a Resphtcry El Mtutdattuy Huth & ❑ MM® G sse saw` ixtards {� Expios[M Tm--Pwt & Comiunk bons Systems r^�t Autho & R�BepautbiHi 1-- t t i of $uper�visore & Miners y It —.iI PrBventtan ofAcc tte Ro retterdethyes ❑ other (specify, on is punlshsbie under t mat 6. FaiBcs tts�rtliis:stise ab training has been oompleted section 190 (s) srtd ON the i�sderai Mine$14 tag trsira) ad by P. 7. Ming Name, iD, & tocatiori of Train6rtg Of instRtrtirtn, glve name & addn3ss) Elite Was Services, [.t C Comp Person Bobby Rowland 1270 Old Concord Church Road 82686 Pt 48B BHrs Stony Point. NC 28678. a Date i verify at i have oorn the abovening 1/2312021 (SIWW ot>�eartr tad) Print Form Certificate of Training U.S. Department of Labor and Health Administration 4P, This certificate is required under Public Law 91-173 as amended by Public Law 95-1b4 Failure to comply may result in penalties and other sanctions as provided by sections 108 and 110, Public Law 91-173 as amended by Public Law 95-164. ` issue Certificate immediately Upon Completion of Training 1. Print Full Name of Person Trained irst,m Carl A. Burton MIIN #M19364170 Larry Randall Key 2. Check Type of Approved Training Received: X Annual Refresher Experienced Miner F-1 Hazard Training Part48 (B) 0 New Task {specify below) F-1 Newly Employed, inexperienced Miner ❑ other (specify) Date Task Initials Date Task initials instructor Student Instructor Student 3, Check Type of Operation and Related industry: p, I Surface Construction Underground Shaft &Slopes J Metal Nonmetal B. = Coal I ^ 4. Date Requirements Completed: 9/14/2020 F Check if not completed and go to item 5, below. _ 4 if completed, go to item 6, below. 5. Check Subjects Completed (use only for partially completed training): LIntroduction to Work Environment Roof /Ground Control Q Health & Ventilation L= Hazard Recognition Emergency Medical Procedures H&S Aspects of Task Assigned C� Statutory Rights of Miners Self -Rescue & Respiratory Devices QTransport & Communications Systems 6. False certifcation is punishable under section 110 (a) and (f) of the Federal Mine Safety & Health Act (Public Law 91-173 as Mine Map; Escapeways; Emergency Evacuation; Barricading = Cleanup; Rock Dusting Mandatory Health & Safety Standards C� Authority & Responsibility of Supervisors & Miners' Representatives Electrical Hazards First Aid Q Mine Gases Explosives C� Prevention of Accidents C� other (specify) I certify that the above training has been completed (signature of person responsible for training) 7, Mine Name, ID #, & Location of Training (if institution give name & address) Carolina Drilling & Blasting Westmore Family Restaurant #HOF 2172 S. NC Hwy. 705 Seagrove, NC 27341 8. Date I verify that I have completed the abo a training 9/ 14/2020 (signature of person trained) Form Certificate of Training U.S. Department of Labor Mine Safety and Health Administration OMB This certificate is required under Public Law 91-173 as amended by Public Law 95-164 Failure to comply may result in penalties and other sanctions as provided by sections 108 and 110, Public Law 91-173 as amended by Public Law 95-164. Serial Number Issue Certificate immediately Upon Completion of Training 1, Print Full Name of Person David Lee Tanner 4* Carl A. Burton MiIN #M19364170 2. Check Type of Approved Training Received: ❑X Annual Refresher Experienced Miner ❑ Hazard Training Part48 (B) New Task (specify below) E]Newly Employed, Inexperienced Miner F I Sher (specify) Date - Task _ _ Initials Date Task initials Instructor Student Instructor student 3. Check Type of Operation ano Kelateo mausrry: ---1 A n i surface Construction Underground CJ Shaft & Slopes B. Q Coal I n i Metal l U Nonmetal 4. Date Requirements Completed: 9/14�2020 check if not completed and go to item 5, below. 01 if completed, go to item 6, below. 5. Check Subjects Completed (use only for = introduction to Work Environment Hazard Recognition Emergency Medical Procedures H&S Aspects of Task Assigned Statutory Rights of Miners Self -Rescue & Respiratory Devices QTransport & Communications Systems 6. False certirkation is punishable under section 110 (a) and (f) of the Federal Mine Safety & Health Act (Public law 91-173 as amended by Public taw 95-1641 pleted training): Roof (Ground Control & Ventilation Mine Map; Escapeways; Emergency Evacuation; Barricading Cleanup; Rock Dusting Mandatory Health & Safety Standards Health u Electrical Hazards First Aid Mine Gases Explosives LJ Prevention of Accidents Authority & Responsibility L + Other (specify) of Supervisors & Miners' Representatives I certify that the above training has been completed (signatures of person respor ibblle for training) J 7. Mine Name, ID #, & Locatlon of Training (if institution give name & acimi-ess) Westmore Family Restaurant Carolina Drilling &Blasting 2172 S. NC Hwy. 705 #HOF Seagrove, NC 27341 8. Date I verify that I have completed the above training 9/14/2020 tS re of persorytrain DEPARTMENT OF JUSTICE Bureau of Alcohol, Tobacco, Firearms and Explosives Martinsburg, WV25405 March 1, 1. 2021 Carolina Drilling Inc 326 Railroad St Mocksville, NC 27028 Premises Address: 326 Railroad St, Mocksville, NC 27028 Dear Sir/Madam: �w--'o W 7-u 77&d AJ d"o PY 901090:MBH/1,MK 5400 File Number: I -NC-00404 This letter acknowledges receipt of your timely application to renew your Federal explosives license/permit. The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF)j is not able to process your application prior to the expiration date of your license/permit. However, Federal law allows ydU to continue operations under your current license/permit until s4ch time as ATF completes processin&yctur application. -See 5 U.S.C. § 558. This letter, or as 6xplained below, a follow-up --Letter}-wAi7=rve- as -your license/permit until we complete -action on -your -renewal. It .is referred to as a Letter of Authorization (LOA). Since we have not completed processing your application, you may supply a copy of this letter to other licensees/permittees, e.g., your distributors, for the next six months (or until we complete action on your renewal, if that occurs in less than six months) as evidence' of your licensed/permitted status. If we have not completed processing your application for renewal within six months of the date of this letter, we will send you another letter, which will also be valid for six months (or until we complete action on your renewal, if that occurs in less than six months). This is of course contingent upon your remaining entitled to continue operations under your current license/permit. Please direct questions or concerns regarding this letter to Bryan Schmeling at (304) 616-4423. 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Depth 3A:5 #9 s Ph; 336*-75lw2961 Fax -a ., 336-751-0774 'Loi-41 - i,; t LOC, ON SITE MAP 3:5, y 2d 6 671- Z/,;5q Y1613 JOB LOCATI O-N-- TMM: AMae� A WIND DIRECTION: I.P.S. CTALING: mmmft=M FREQ. �'Eq COD, r P 0, JNi1S s. s TYPE OF BLASTING CAPS At a u van Z.#USED S � TYPE OF RACK OVER BURDEN 0 a s a SIZE OF PIPE Comme:�u: 6 o x y 8 X S7 Parullel #17 Stem # of Holes &Pffi � per Delay 7-8 � Spacing Width Min. lbs per Delay TYPE OF COVER---N JA. Length Depth of Invert TYPEOFPIIPE EST., YD. S 10, Spac g Perimeterg.7 i Ph; 33&75 1 2951 326 Raffmad St MocksviHe, N.C. 27028 Fax: 336-751,-0774 BLAST REPORT-.0 CONTRACTOR E4rti Iard�i�tri►d � Nc LOG ON SITE MAP .23.9 JOB NAME Ca[4u; C aukfY 14mejA1/ cos LocaTioN _ L r DATE: _ S/t1/�D�1 TEME: AM wEn�x: Cle SEISMOGRAPH LOCATION 1 _- V; b re.. kie 2 3 yOF,-IIts 9 q54t I 7 1 Y+ I A C TEWW W71 jo F VnNDDIRECTION.: CEHMG: FREQ. 40 POWDER: LBS PER YD.,. r, A/< TYPE OF BLASTING CAPS /►t wxG,,,,_ 0 D # USED STD SCALE DISTAATCE SO #SURFACE DELAY USED #9 #17 S #42 S ff Of Hole Hole Sub Stem Holes Dlk Depth DrflUng depth I I 1 0 �o a�s is-a� 305'� 12-iy TYPE OF ROCK .Brow� / 9)oc OVER BURDEN O - 10 TRENCH Diamond Staggered Parallel Spacing Width SIZE OF PIPE MASS: Burdm 7 commwts: SOX100sx 8 a� # of Holes per Delay per Delay i �b M&x. %slb p"Delay as TYPE OF COVER IVIA 1w;1gat.11 Depth of Invert TYPE OF AIDE EST.. YD... Spacing....7 Perimeter ', oc�c.� Avg. cut IS J/ 0 it 7PY was rill roCina rrInc. 326 Railroad St MockmAlle, N.C. 270ALlu CONTRACTOR_I wtn �4-6ra��N�. JOB NAME DA FIT-4, -1 3/l Ph: 336-7,S I.W2961 Fax:336-75I-0774 BLAST REPORT LOC. ON SFIT MAI)_9 ?e? Yu—k—! 7 JOB LOCATION ._a_. 4r. hv�� TIMF'l /s I AM WEATHER.- e I W� T{ate I ••++. ��� -� -+--�••r--�r --ram .--r +��._.•�- ---�-w-•r-�•:� =.r �� ILeI kiiiii.; ■ ++--'-•'�r••w•w�.�t�r.� � �� - .-. .---.r+-�rr•rt. +r-rt. - t - � � _ -.-. � � ��r -----�-+--+-•-----t�.+� SEISMOGRAPH LOCA110N • ■ FREQ. DB 2 ,4•ry+T +-ram +ram""'�++rf�-.•-'�+`+r-••-rr.�--+w�+•*•4•..�•w�w+-•rw` r�++�-tw ��'�--+'•� �..�.r�.��-rYr�ti.•f„•••r�•••rti�+�-++•��.���.t..r-r,�+�e+. �+r,,.o .�-..w+-ref-�... �,.�..����+4-��� 4Y �•r�r•r+�l.•+-rY-•Tti.F�+�•F.�.+4ati.+������ t�a••�� f'XPLOSIVES TYPE SDATE CODE POUNDS �.� loill _Wwwt) M wiiiiiiiiiiiiiiiiiiiiiiiiiiiii� awl e -Rio I is 4� 3 Me.. x f-s "d- )z ej a st, or 4 ��--.��T•-ram �+�•.�.r�•. .�f or POWDER. LBS PER YUllill-ii-__0!_�,___ SCALE DISTANCE #SIJRFACE DELAY USED #9 # Of Hole Roles Mail Hole Depth I-4YPE OF R(XX3�j__ / 8_10too TRENCH Diamond Staggered 1"'YPE OF BL-ASOJING CAPS ActowX_4j6w D. D_ Sub Stem Drilling depth OVER. BURDEl-_-O" 7 Parallel Spacing # 7 SI of Holes per Delay Width I T0'rAL.= # USIlM J14 #42 Min_ libs Max. I b is. per Delay per, Delay I I TYPE OF C0V1'qR JVIA ­_,--_----_.__­_- Lerigth Depth of Invert SIZE OF PIPE--..T._.__.---- TYPE OF PIPE;-- -------- EST. YD. �'/j3 7D _. if MASS: Burden7Spacing__,_7 _ Perimeter_ p�______. Avg,, cut_,�� �� Comments.: 11SA50ox4l V7 �i1C3. 9p Caroa OnEng,CznInc. 326 Railroad St Mocksville, N.G. 27028 CONTRACTOR�"�,t_LIF __Szr 'n- ,S JOB NAME C�I�Iu�rsaILG�L���c--��br�?%I DA4']T--,,1 05146 """ Ph: 336-751-2961 Fax -d- 3-16^7Si�ri0774 -RI ,AC1T P 1W-'Pn-o qr LOC. ON SITE: MAP- os� J 0D- LOCATION TEMR 13 � 32 AM ••,:`• `ncm. Lo_sL�__w� __... WIND UIRFC770N: 465 e SEISMOGRAPH I.IX:ATION I I.Y.S. I FR F0 of CEILING: 1401, V Coil 2 A'�Y�+-4��R'�7F�#�#�'+#���a�-�.y-. .t �'l••TlTw 14-�w+b.-.� �.r��.-T�..�.,��!'##w-•�+Tr EXPLOSIVES TYPE s 171-:1 FYI CODE POUNDS V2 A" 45 ik lip 2s6X P. 9 3 A% AAL x 4 ;4 --- _I I 5 I'OWDER.: LBS PER YD.- SCAf10 DISTANCE`fQ____ #SURFACE DELAY USED #9 ii Of Holes Hole Hole Dik Depth 3. JYPE OF ROCK 5410j/gl u i ]FRENCH Diamond SIZE OF PIPF. MASS: Burdm.---7 Staggered Comments: � ox Y o A 17wa aft ` 307 �0 TYPE OF B1.AS'rf1NG4'CAPS---)4 4s# Sub Stem Drilling depth OVER E�URDENQ =-7 --- Parallel Spacing widal # of Holes per Delay TO'I'AL # LJLS14'o%jD #42. S Min. I bs Marc_ lbs- per Delay per Delay I I ,rvrE or COVER. N/A Length TYPE OF PIPE EST. YD Spacing____ Perimeter_Cie I__ Depth of Invert Avg. u CarvCtrsa oriaing, .Ina Ph: 336-751-2961 326 Railroad St. Mocksville, N.C. 27028 Fax: 336-751-0774 BLAST REPORT CONTRACTOR6_av�_�,. QI�Gr �� -mm LOC . ON SI I'f.? MAP3S.9 pY",Y-L,�"5_$ JOB NAME , 4,f71 JOB LOCATION DATE: 0 S/;toz 2021 TIME: _11-_Y. AM '11 MP. — V 5 ° WEATHER: C IAAy_ _ WIND DIRECTION: CEILING: j SEISMOGRAPH LOC:A370N 2 3 I.P.S. FREQ. DB POWDER: LBS PER YD: r.32 SCALE DISTANCE SCZ #SURFACE DEI,AY USED #9 _____ # Of Hole Hole Holes Dia. Depth 83_2940_ Qy-37 TYPE OF ROCK t $/y f- TRENCH Diamond Staggered Sin- OF PIPE SIZE 2 .)e _ DATE CODE POUNDS a 10 a x 1 as0 TOTAL: -- TYPE OF BIAS"PING CAPS- /H c.�rs^►�_._ #USED #17 1d #42 ! O _ Sub Stem # of Holes Min. lbs Max. lbs. Drilling depth per Delay per Delay per Delay OVER BURDEN_.__ O�S �_� TYPE OF COVER.-- /✓/A Parallel Spacing Width I..ength Depth of Invert TYPE OF PIPE EST- YD. MASS: Burden ] Spacing--_-.._ 7 . Comments: gSX70x36 a? i Perimeter c Avg. cut_--30_____. APPENDIX C - SEISMIC ANALYSES ap ttcipe N355512.3,W813541.9 N35 33 9 6 W81 35 35 w % XNea� Storage Tanks N35 54 55 4 W81 35 4i 9a. Version 4.2.4 Executable Dare: 180ct2017 File: C:\Users\Owner\Dowaloads\10466-6.NSZ Noinis Seismographs, Inc. _perGraphics - Report Company: Carolina Drilling: Foothills Telephone: (205)592-2488x 23 Unit #:10466 5/4/2021 at 14:58:22 Event # 6 Location: Cell Operator. Berry Isenhour Notes: Seismograph Location: 35.320224,-80.121340 Record Duration: 3.0 sec Sample Rate: 1024/sec Distance: N 14�gt. Per Delay: N Scaled Distance: 0.0 Last Calibration: 20Apr21 Seismic Air Gain:1 Trigger:.02 in/s Vector Sum: 0.15 in/s@46.55Hz Gain- 1 AirTrivver• Ili 1RT. Channel Radial Transverse Vertical 0 Velocity (in/s) 0.080 0.140 0.125 Frequency (Az) 39.30 46.50 42.60 Trigger>>> Peak 1 299.8 1 302.7 1 371.1 Seismic Scale: 0.16 itt4ldia Measurement Value Trigger >>> Peak 656.3 psi .0039534 dBL 122.7 Hz 6.7 Waveform Analysis / Frequency Plot Air Scale:.00461 psUdie Velocity 1 i i G r �t A f iAl � t Os is 3s USBM Limits (RI 8507- 1980) 10 nq T Y T 'r'_f II IIII 9 i 4 4 III t ? R IIII YIIT t 'r 100 Vibra-Tech Seismic Analysis Stop Event Report Serial No: 11355 v10.27 Begin Date: 05/04/2021 07:00:53 (UTC-4) Client: CAROIINA DB End Date: 05/04/2021 21:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 1 (130-130) Location: NR WORKING FACE Record Time: 5.0 s Distance: Seismic Trigger: 0.050 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ACCESS RDS TRIANGLE Battery Level: 8.7 Shaketable Calibrated: 12/18/2020 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36730 Louisville, KY 40299 U.S.A. N35 55 08.9,W81 35 47.7 TEL: 502.240.9900 FAX: 502,240.9902 Dynamic Calibration Graph: L T v s Printed: May05,2021 File: 242_11355_20210504_210000_4byldd9.g3k (GeoSonics Inc. AnalysisNETv8.1.57) Vibra-Tech Seismic Analysis Stop Event Report Serial No: 7774 v6.13 Begin Date: 05/04/2021 07:00:54 (UTC-4) CIient: CAROLINA DB End Date: 05/04/202121:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 26 (267-292) Location: WELL AT ACCESS RD Record Time: 5.0 s Distance: Seismic Trigger: 0.050 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ACCESS RD - RESIDENTS Battery Level: 8.4 Shaketable Calibrated: 01/2612021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36724 Louisville, KY 40299 U.S.A. N35 55 9.6,W81 35 35.3 TEL: 502.240.9900 FAX: 502.240.9902 Dynamic Calibration Graph: L T v s Printed: May 05, 2021 File: 242_7774 20210504_210000_4byl de9.g3k (GeoSonics Inc. AnalysisNET v8.1.57) Vibra-Tech Seismic Analysis Stop Event Report Serial No: 9816 v6.13 Begin Date: 05/04/2021 07:00:52 (UTC-4) Client: CAROLINA DB End Date: 05/04/2021 19:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 2 (8-9) Location: NEAR STORAGE TANKS Record Time: 5.0 s Distance: Seismic Trigger: 0,020 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ON SM ELEVATED HILL Battery Level: 8.7 Shaketable Calibrated: 03/04/2021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36718 Louisville, KY 40299 U.S.A. N35 54 55.4,W81 35 41.7 TEL: 502.240.9900 FAX: 502.240.9902 I Dynamic Calibration Graph: L T V s Printed: May 05, 2021 File: 242_9816_20210504_190000_4bylc1t.g3k (GeoSonics Inc. AnalysisNET v8.1.57) Vibra-Tech Seismic Analysis Velocity Waveform Analysis Serial No: 11355 v10.27 Date: 05/11/2021 16:16:10 (UTC-4) Event No: 10 Record Time: 5.0 s Client: CAROLINA DB Operation: FOOTHILLS LANDFILL Location: NEAR CLEANOUT PIPE Distance: Operator: VIBRA-TECH IPC Comment: STEEP INCLINE Seismic Trigger: 0.050 in/s Summary Data L T PPV (in/s) 0.283 0.178 FREQ (Hz) 38.5 45.5 PD (.001 ") 2.29 0.86 PPA (g) 0.352 0.143 Peak Vector Sum: 0.330 in/s Peak Air Pressure: 131 db 0.01068 PSI @ 8.9 Hz Additional Info: j-GEO-36870 N35 55 12.3,W81 35 41.9 Shaketable Calibrated: 12/18/2020 By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 Louisville, KY 40299 U.S.A. TEL: 502.240.9900 FAX: 502.240.9902 Velocity Waveform Graph Scale Time Scale: 0.100 s Seismic Scale: +/- 0.320 in/s Sound Scale: +/- 0.0181 PSI L T V S 10 V 1 0.300 35.7 1.35 n 0.215 d a .1 USBM Safe Blasting Levels SN: 11355 Event: 10 0 0 ■0 Longitudinal Transverse Vertical 1 10 Frequency (Hz) Zero Crossing Half -Wave Frequency Analysis Velocity Waveform SN: 11355 Event: 10 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 4.4 4.8 CAL Time (s) Printed: May 19, 2021 File: 65_11355_20210511_161610_4byl 14dc.g3k (GeoSonics Inc. AnalysisNET v8.1.57) 100 Vibra-Tech Seismic Analysis Stop Event Report Serial No: 9816 v6.13 Begin Date: 05/11/2021 07:00:53 (UTC-4) Client: CAROLINA DB End Date: 05/11/2021 19:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 10 (21-30) Location: NEAR STORAGE TANKS Record Time: 5.0 s Distance: Seismic Trigger: 0.020 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ON SM ELEVATED HILL Battery Level: 8.5 Shaketable Calibrated: 03/04/2021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36718 Louisville, KY 40299 U.S.A. N35 54 55.4,W81 35 41.7 TEL: 502.240.9900 FAX: 502.240.9902 Dynamic Calibration Graph: L T V S Printed: May 19, 2021 File: 242_9816_20210511_190000_4byl 15kh.g3k (GeoSonics Inc. AnalysisNET v8.1.57) Vibra-Tech Seismic Analysis Stop Event Report Serial No: 7774 v6.13 Begin Date: 05/11/2021 07:00:53 (UTC-4) Client: CAROLINA DB End Date: 05/11/2021 21:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 15 (341-355) Location: WELL AT ACCESS RD Record Time: 5.0 s Distance: Seismic Trigger: 0.050 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ACCESS RD - RESIDENTS Battery Level: 8.3 Shaketable Calibrated: 01/26/2021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36724 Louisville, KY 40299 U.S.A. N35 55 9.6,W81 35 35.3 TEL: 502.240.9900 FAX: 502.240.9902 Dynamic Calibration Graph: L T V S Printed: May 19, 2021 File: 242_7774_20210511_210000_4byl 16hz.g3k (GeoSonics Inc. AnalysisNET v8.1.57) Vibra-Tech Seismic Analysis Velocity Waveform Analysis Serial No: 11355 v10.27 Date: 05/17/2021 15:28:19 (UTC-4) Event No: 12 Record Time: 5.0 s Client: CAROLINA DB Operation: FOOTHILLS LANDFILL Location: NEAR CLEANOUT PIPE Distance: Operator: VIBRA-TECH IPC Comment: STEEP INCLINE Seismic Trigger: 0.050 in/s Summary Data L T PPV (in/s) 0.273 0.118 FREQ (Hz) 62.5 55.6 PD (.001") 0.97 0.37 PPA (g) 0.306 0.150 Peak Vector Sum: 0.288 in/s Peak Air Pressure: 126 db 0.00662 PSI @ 7.4 Hz Additional Info: j-GEO-36870 N35 55 12.3,W81 35 41.9 Shaketable Calibrated: 12/18/2020 By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 Louisville, KY 40299 U.S.A. TEL: 502.240.9900 FAX: 502.240.9902 Velocity Waveform Graph Scale Time Scale: 0.100 S Seismic Scale: +/- 0.320 in/s Sound Scale: +/- 0.0091 PSI L T V S 10 V 1 0.220 35.7 0.82 0.202 c d a .1 USBM Safe Blasting Levels SN: 11355 Event: 12 0 0 ■0 Longitudinal Transverse Vertical 1 10 Frequency (Hz) Zero Crossing Half -Wave Frequency Analysis Velocity Waveform SN: 11355 Event: 12 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 4.4 4.8 CAL Time (s) Printed: May 19, 2021 File: 65_11355_20210517_152819_4byl lorw.g3k (GeoSonics Inc. AnalysisNET v8.1.57) 100 Vibra-Tech Seismic Analysis Stop Event Report Serial No: 9816 v6.13 Begin Date: 05/17/2021 07:00:53 (UTC-4) Client: CAROLINA DB End Date: 05/17/2021 19:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 2 (44-45) Location: NEAR STORAGE TANKS Record Time: 5.0 s Distance: Seismic Trigger: 0.020 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ON SM ELEVATED HILL Battery Level: 8.7 Shaketable Calibrated: 03/04/2021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36718 Louisville, KY 40299 U.S.A. N35 54 55.4,W81 35 41.7 TEL: 502.240.9900 FAX: 502.240.9902 Dynamic Calibration Graph: L T V S Printed: May 19, 2021 File: 242_9816_20210517_190000_4byl 1ppw.g3k (GeoSonics Inc. AnalysisNET v8.1.57) Vibra-Tech Seismic Analysis Stop Event Report Serial No: 7774 v6.13 Begin Date: 05/17/2021 07:00:55 (UTC-4) Client: CAROLINA DB End Date: 05/17/2021 21:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 7 (367-373) Location: WELL AT ACCESS RD Record Time: 5.0 s Distance: Seismic Trigger: 0.050 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ACCESS RD - RESIDENTS Battery Level: 8.4 Shaketable Calibrated: 01/26/2021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36724 Louisville, KY 40299 U.S.A. N35 55 9.6,W81 35 35.3 TEL: 502.240.9900 FAX: 502.240.9902 Dynamic Calibration Graph: L T V S Printed: May 19, 2021 File: 242_7774_20210517_210000_4byl 1g80.g3k (GeoSonics Inc. AnalysisNET v8.1.57) Vibra-Tech Inc. Seismic Analysis Velocity Waveform Analysis Serial No: 11355 v10.27 Date: 05/19/2021 15:32:08 (UTC-4) Event No: 29 Record Time: 5.0 s Client: CAROLINA DB Operation: FOOTHILLS LANDFILL Location: NEAR CLEANOUT PIPE Distance: Operator: VIBRA-TECH IPC Comment: STEEP INCLINE Seismic Trigger: 0.050 in/s Summary Data L T PPV (in/s) 0.238 0.150 FREQ (Hz) 50.0 55.6 PD (.001 ") 0.89 0.52 PPA (g) 0.182 0.130 Peak Vector Sum: 0.270 in/s Peak Air Pressure: 125 db 0.00537 PSI @ 22.7 Hz Additional Info: j-GEO-36870 N35 55 12.3,W81 35 41.9 Shaketable Calibrated: 12/18/2020 By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 Louisville, KY 40299 U.S.A. TEL: 502.240.9900 FAX: 502.240.9902 Velocity Waveform Graph Scale Time Scale: 0.100 s Seismic Scale: +/- 0.320 in/s Sound Scale: +/- 0.0091 PSI L T V S 10 V 1 0.160 35.7 0.77 n 0.137 S d a .1 USBM Safe Blasting Levels SN: 11355 Event: 29 0 0 0 Longitudinal Transverse Vertical 1 10 Frequency (Hz) Zero Crossing Half -Wave Frequency Analysis Velocity Waveform SN: 11355 Event: 29 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 4.4 4.8 CAL Time (s) Printed: June 03, 2021 File: 65_11355_20210519_153208_4byl lwkp.g3k (GeoSonics Inc. AnalysisNET v8.1.35) 100 Vibra-Tech Inc. Seismic Analysis Stop Event Report Serial No: 9816 v6.13 Begin Date: 05/19/2021 07:00:55 (UTC-4) Client: CAROLINA DB End Date: 05/19/2021 19:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 0 (46-45) Location: NEAR STORAGE TANKS Record Time: 5.0 s Distance: Seismic Trigger: 0.020 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ON SM ELEVATED HILL Battery Level: 8.7 Shaketable Calibrated: 03/04/2021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36718 Louisville, KY 40299 U.S.A. N35 54 55.4,W81 35 41.7 TEL: 502.240.9900 FAX: 502.240.9902 Dynamic Calibration Graph: L T V S Cal Test Results: Longitudinal: Pass Transverse: Pass Vertical: Pass Sound: Pass Printed: June 03, 2021 File: 242_9816_20210519_190000_4byl lxkv.g3k (GeoSonics Inc. AnalysisNET v8.1.35) Vibra-Tech Inc. Seismic Analysis Stop Event Report Serial No: 7774 v6.13 Begin Date: 05/19/2021 07:00:52 (UTC-4) Client: CAROLINA DB End Date: 05/19/2021 21:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 5 (377-381) Location: WELL AT ACCESS RD Record Time: 5.0 s Distance: Seismic Trigger: 0.050 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ACCESS RD - RESIDENTS Battery Level: 8.4 Shaketable Calibrated: 01/26/2021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36724 Louisville, KY 40299 U.S.A. N35 55 9.6,W81 35 35.3 TEL: 502.240.9900 FAX: 502.240.9902 Dynamic Calibration Graph: L T V S Cal Test Results: Longitudinal: Pass Transverse: Pass Vertical: Pass Sound: Pass Printed: June 03, 2021 File: 242_7774_20210519_210000_4byl ly5r.g3k (GeoSonics Inc. AnalysisNET v8.1.35) Vibra-Tech Inc. Seismic Analysis Velocity Waveform Analysis Serial No: 11355 v10.27 Date: 05/20/2021 17:45:18 (UTC-4) Event No: 30 Record Time: 5.0 s Client: CAROLINA DB Operation: FOOTHILLS LANDFILL Location: NEAR CLEANOUT PIPE Distance: Operator: VIBRA-TECH IPC Comment: STEEP INCLINE Seismic Trigger: 0.050 in/s Summary Data L T PPV (in/s) 0.275 0.175 FREQ (Hz) 41.7 50.0 PD (.001 ") 1.14 0.68 PPA (g) 0.234 0.137 Peak Vector Sum: 0.298 in/s Peak Air Pressure: 126 db 0.00609 PSI @ 4.3 Hz Additional Info: j-GEO-36870 N35 55 12.3,W81 35 41.9 Shaketable Calibrated: 12/18/2020 By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 Louisville, KY 40299 U.S.A. TEL: 502.240.9900 FAX: 502.240.9902 Velocity Waveform Graph Scale Time Scale: 0.100 S Seismic Scale: +/- 0.320 in/s Sound Scale: +/- 0.0091 PSI L T V S 10 V 1 0.138 31.3 0.88 0.124 c d a .1 USBM Safe Blasting Levels SN: 11355 Event: 30 0 0 ■0 Longitudinal Transverse Vertical 1 10 Frequency (Hz) Zero Crossing Half -Wave Frequency Analysis Velocity Waveform SN: 11355 Event: 30 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 4.4 4.8 CAL Time (s) Printed: June 03, 2021 File: 65_11355_20210520_174518_4by120sp.g3k (GeoSonics Inc. AnalysisNET v8.1.35) 100 Vibra-Tech Inc. Seismic Analysis Velocity Waveform Analysis Serial No: 7774 v6.13 Date: 05/20/2021 17:45:18 (UTC-4) Event No: 388 Record Time: 5.0 s Client: CAROLINA DB Operation: FOOTHILLS LANDFILL Location: WELL AT ACCESS RD Distance: Operator: VIBRA-TECH IPC Comment: ACCESS RD - RESIDENTS Seismic Trigger: 0.050 in/s Summary Data L T PPV (in/s) 0.060 0.050 FREQ (Hz) 16.7 21.7 PD (.001 ") 0.47 0.45 PPA (g) 0.039 0.033 Peak Vector Sum: 0.073 in/s Peak Air Pressure: 112 db 0.00125 PSI @ 6.8 Hz Additional Info: j-GEO-36724 N35 55 9.6,W81 35 35.3 Shaketable Calibrated: 01/26/2021 By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 Louisville, KY 40299 U.S.A. TEL: 502.240.9900 FAX: 502.240.9902 Velocity Waveform Graph Scale Time Scale: 0.100 S Seismic Scale: +/- 0.160 in/s Sound Scale: +/- 0.0023 PSI L T V S 10 V 1 0.060 26.3 0.43 0.033 c d a .1 USBM Safe Blasting Levels SN: 7774 Event: 388 0 0 X1 Longitudinal Transverse Vertical • ' • ■ ■ ■ ■ ♦ • ■ .. ♦ ♦ M ■ • ■ ■ M ■ ■ ■ ■ •♦ AS AN ■ �I W •.■■ ♦ •■ •■ 1 10 Frequency (Hz) Zero Crossing Half -Wave Frequency Analysis Velocity Waveform SN: 7774 Event: 388 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 4.4 4.8 CAL Time (s) Printed: June 03, 2021 File: 65_7774_ 20210520_174518_4byl20sq.g3k (GeoSonics Inc. AnalysisNET v8.1.35) 100 Vibra-Tech Inc. Seismic Analysis Stop Event Report Serial No: 9816 v6.13 Begin Date: 05/20/2021 07:00:53 (UTC-4) Client: CAROLINA DB End Date: 05/20/2021 19:00:00 (UTC-4) Operation: FOOTHILLS LANDFILL Events over Trigger: 0 (46-45) Location: NEAR STORAGE TANKS Record Time: 5.0 s Distance: Seismic Trigger: 0.020 in/s Operator: VIBRA-TECH IPC Sound Trigger: N/A Comment: ON SM ELEVATED HILL Battery Level: 8.7 Shaketable Calibrated: 03/04/2021 Additional Info: By: Vibra-Tech, Inc. 2700 Holloway Road - Suite 113 j-GEO-36718 Louisville, KY 40299 U.S.A. N35 54 55.4,W81 35 41.7 TEL: 502.240.9900 FAX: 502.240.9902 Dynamic Calibration Graph: L T v S Cal Test Results: Longitudinal: Pass Transverse: Pass Vertical: Pass Sound: Pass Printed: June 03, 2021 File: 242_9816_20210520_190000_4byl2lif.g3k (GeoSonics Inc. AnalysisNET v8.1.35) APPENDIX D - DAILY FIELD REPORTS Day: Tuesday Date: 5/4/21 Log No.: 25 Page: 1 of 1 Daily Field Activity Log eotechnics geotechnical & geosynthetic testing Project Name: Foothills Landfill Project No.: 2021-053 Client Name: CEC Inc Client Contact: Nathan Bivins P.E. Client Project No.: 310-590 Time on Site: Arrived: 8:00 AM Departed: 4:00 PM Site Location: Lenoir, North Carolina General Contractor: Earnhardt Construction 1 Superintendent: Richard Ratliff Other Firms / Sub -Contractor Represented On Site Firm / Sub -Contractor Representative's Name and Title Elite Drilling HHNT Kevin Berry Weather Conditions: Cloudy / Rain Temperature: 66 - 82 Contractor's Equipment: 2 CAT D6,2 CAT D8, 349 CAT Excavator, 2 CAT 740 off road trucks 1 CAT 815 compactor, Hitachi 85 USB mini excavator Contractor's Personnel: 1 Superintendent, 3 operators Description of Daily Activities & Events • Geotechnics rep. arrived on site and met with Richard of Earnhardt construction. • Elite onsite drilling the upper benches for future detonation at the upper south east slope area of Cell 6A. • Earnhardt excavating a heaped pile of rocky soil material to be placed at the working face of the active landfill. Piled material was the refuse from the construction of the new perimeter access road. • Earnhardt cutting the grade of the cell floor. Soil material was graded within a few tenths of design grade using a GPS equipped bulldozer. Excess material was pushed into a stockpile for future placement. • Elite set off the explosives to bust up the rock in south east area of Cell 6A. Measurements of MW-11 was conducted prior to and after the detonation of explosives. A reading of 83.1ft was recorded before the shot, and a reading of 83.Oft was recorded immediately after. • This concludes today's activities. • Geotechnics Rep left site. Orepared BY: DW Date: 5/4/21 Checked By: EL Date: 5/18/21 2200 Westinghouse Blvd., Suite 103 • Raleigh, NC 27604 • Phone (919) 876-0405 • Fax (919) 876-0460 • www.geotechnics.net Day: Tuesday Date: 5/11 /21 Log No.: 30 Page: 1 of 1 Daily Field Activity Log eotechnics geotechnical & geosynthetic testing Project Name: Foothills Landfill Project No.: 2021-053 Client Name: CEC Inc Client Contact: Nathan Bivins P.E. Client Project No.: 310-590 Time on Site: Arrived: 8:00 AM Departed: 5:30 PM Site Location: Lenoir, North Carolina General Contractor: Earnhardt Construction 1 Superintendent: Richard Ratliff Other Firms / Sub -Contractor Represented On Site Firm / Sub -Contractor Representative's Name and Title Elite Drilling HHNT Matt Cheek Weather Conditions: Cloudy Temperature: 63 - 73 Contractor's Equipment: 2 CAT D6,2 CAT D8, 349 CAT Excavator, 2 CAT 740 off road trucks 1 CAT 815 compactor, Hitachi 85 USB mini excavator, 324 CAT excavator long reach Contractor's Personnel: 1 Superintendent, 5 operators Description of Daily Activities & Events • Geotechnics rep. arrived on site and met with Richard of Earnhardt construction. • Elite continued drilling of the rock bench where the southern portion of the Cell 6A/613 meet. • Elite loading half the bench with explosives for detonation today. • Earnhardt cutting the grade of the northern access road. Roadways were sealed off with the rubber tires on the off road truck in preparation of tomorrow's rain event. • Elite set off the explosives to bust up the rock in south east area of Cell 6A. Measurements of MW-11 were conducted prior to and after the detonation of explosives. A reading of 83.Oft was recorded before the shot and a reading of 82.95ft was recorded immediately after. • This concludes today's activities. • Geotechnics Rep left site. Orepared BY: DW Date: 5/11/21 Checked By: EL Date: 5/25/21 2200 Westinghouse Blvd., Suite 103 • Raleigh, NC 27604 • Phone (919) 876-0405 • Fax (919) 876-0460 • www.geotechnics.net Day: Monday Date: 5/17/21 Log No.: 34 Page: 1 of 1 Daily Field Activity Log eotechnics geotechnid & geosyothetic testing Project Name: Foothills Landfill Project No.: 2021-053 Client Name: CEC Inc Client Contact: Nathan Bivins P.E. Client Project No.: 310-590 Time on Site: Arrived: 9:00 AM Departed: 5:00 PM Site Location: Lenoir, North Carolina General Contractor: Earnhardt Construction I Superintendent: Richard Ratliff Other Firms / Sub -Contractor Represented On Site Firm / Sub -Contractor Representative's Name and Title Elite Drilling Weather Conditions: P. Cloudy Temperature: 58 - 79 Contractor's Equipment: 2 CAT D6, CAT D8, 349 CAT Excavator, 2 CAT 740 off road trucks 1 CAT 815 compactor, Hitachi 85 USB mini excavator, 324 CAT excavator long reach Contractor's Personnel: 1 Superintendent, 6 operators Description of Daily Activities & Events • Geotechnics rep. arrived on site and met with Richard of Earnhardt construction. • Earnhardt resumed placement of the rocky fill from the eastern slope, with the cleaner fill going to the eastern slope construction. Soil material was excavated and placed on off road trucks and placed in the cell by bulldozer. Material was compacted by loaded off road trucks and a static weighed sheep foot compactor. Moisture and density testing was conducted on the Cell 6A structural fill with test results and locations recorded (see SFNDR-04 for results). • Elite set off the explosives to bust up the rock in south east area of Cell 6A. Measurements of MW-11 were conducted prior to and after the detonation of explosives. A reading of 82.90ft was recorded before the shot and a reading of 82.88ft was recorded immediately after. • This concludes today's activities. • Geotechnics Rep left site. Prepared By: DW Date: 5/17/21 Checked By: EL Date: 5/25/21 2200 Westinghouse Blvd., Suite 103 - Raleigh, NC 27604 • Phone (919) 876-0405 • Fax (919) 876-0460 • www.geotechnics.net Day: Wednesday Date: 5/19/21 Log No.: 36 Page: 1 of 1 Daily Field Activity Log eotechnics geotechnid & geosyothetic testing Project Name: Foothills Landfill Project No.: 2021-053 Client Name: CEC Inc Client Contact: Nathan Bivins P.E. Client Project No.: 310-590 Time on Site: Arrived: 8:00 AM Departed: 5:00 PM Site Location: Lenoir, North Carolina General Contractor: Earnhardt Construction I Superintendent: Richard Ratliff Other Firms / Sub -Contractor Represented On Site Firm / Sub -Contractor Representative's Name and Title Elite Drilling Weather Conditions: P. Cloudy Temperature: 62 - 81 Contractor's Equipment: 2 CAT D6,2 CAT D8, 349 CAT Excavator, 2 CAT 740 off road trucks 1 CAT 815 compactor, Hitachi 85 USB mini excavator, 324 CAT excavator long reach Contractor's Personnel: 1 Superintendent, 6 operators Description of Daily Activities & Events • Geotechnics rep. arrived on site and met with Richard of Earnhardt construction. • Earnhardt resumed placement of the rocky fill from the eastern slope, with the cleaner fill going to the eastern slope construction. Soil material was excavated and placed on off road trucks and placed in the cell by bulldozer. Material was compacted by loaded off road trucks and a static weighed sheep foot compactor. Moisture and density testing was conducted on the Cell 6A structural fill with test results and locations recorded (see SFNDR-04 for results). • Elite continued drilling of the rock bench where the southern portion of the Cell 6A/613 meet. • Elite set off the explosives to bust up the rock in south east area of Cell 6A. Measurements of MW-11 were conducted prior to and after the detonation of explosives. A reading of 82.90ft was recorded before the shot and a reading of 82.90ft was recorded immediately after. • This concludes today's activities. • Geotechnics Rep left site. Prepared By: DW Date: 5/19/21 Checked By: EL Date: 5/25/21 2200 Westinghouse Blvd., Suite 103 - Raleigh, NC 27604 • Phone (919) 876-0405 • Fax (919) 876-0460 • www.geotechnics.net Day: Thursday Date: 5/20/21 Log No.: 37 Page: 1 of 1 Daily Field Activity Log eotechnics geotechnid & geosyothetic testing Project Name: Foothills Landfill Project No.: 2021-053 Client Name: CEC Inc Client Contact: Nathan Bivins P.E. Client Project No.: 310-590 Time on Site: Arrived: 8:00 AM Departed: 6:00 PM Site Location: Lenoir, North Carolina General Contractor: Earnhardt Construction I Superintendent: Richard Ratliff Other Firms / Sub -Contractor Represented On Site Firm / Sub -Contractor Representative's Name and Title Elite Drilling Weather Conditions: P. Cloudy Temperature: 60 - 84 Contractor's Equipment: 2 CAT D6,2 CAT D8, 349 CAT Excavator, 2 CAT 740 off road trucks 1 CAT 815 compactor, Hitachi 85 USB mini excavator, 324 CAT excavator long reach Contractor's Personnel: 1 Superintendent, 6 operators Description of Daily Activities & Events • Geotechnics rep. arrived on site and met with Richard of Earnhardt construction. • Earnhardt resumed placement of the rocky fill from the eastern slope, with the cleaner fill going to the eastern slope construction. Soil material was excavated and placed on off road trucks and placed in the cell by bulldozer. Material was compacted by loaded off road trucks and a static weighed sheep foot compactor. Moisture and density testing was conducted on the Cell 6A structural fill with test results and locations recorded (see SFNDR-04 for results). • Elite continued drilling of the rock bench where the southern portion of the Cell 6A/613 meet. • Clay samples were prepared and shipped to TRI Enviromental today. • Elite set off the explosives to bust up the rock in south east area of Cell 6A. Measurements of MW-11 were conducted prior to and after the detonation of explosives. A reading of 82.90ft was recorded before the shot and a reading of 82.90ft was recorded immediately after. • This concludes today's activities. • Geotechnics Rep left site. Prepared By: DW Date: 5/20/21 Checked By: EL Date: 5/25/21 2200 Westinghouse Blvd., Suite 103 - Raleigh, NC 27604 • Phone (919) 876-0405 • Fax (919) 876-0460 • www.geotechnics.net Day: Thursday Date: 5/27/21 Log No.: 42 Page: 1 of 1 Daily Field Activity Log eotechnics geotechnical & geosynthetic testing Project Name: Foothills Landfill Project No.: 2021-053 Client Name: CEC Inc Client Contact: Nathan Bivins P.E. Client Project No.: 310-590 Time on Site: Arrived: 8:00 AM Departed: 5:00 PM Site Location: Lenoir, North Carolina General Contractor: Earnhardt Construction 1 Superintendent: Richard Ratliff Other Firms / Sub -Contractor Represented On Site Firm / Sub -Contractor Representative's Name and Title Weather Conditions: P. Cloudy Temperature: 64 - 86 Contractor's Equipment: 2 CAT D6,2 CAT D8, 349 CAT Excavator, 2 CAT 740 off road trucks 1 CAT 815 compactor, Hitachi 85 USB mini excavator, 324 CAT excavator long reach Contractor's Personnel: 1 Superintendent, 5 operators Description of Daily Activities & Events • Geotechnics rep. arrived on site and met with Richard of Earnhardt construction. • Earnhardt removing the larger shot material and placing it at east of the Cell 6A storm water conveyance channel. Most rocky material was removed by excavator and loaded onto trucks, with the larger boulders boulders being pushed by bulldozer to their designated location outside the construction limits. • Earnhardt started exsposing the edge of liner along the Cell 3C tie in. Liner system was uncovered using a mini excavator with a bladed bucket to prevent unnecessary damage to the liner. • A reading of MW-11 was conducted today showing no change in ground water levels since last week's blast. A reading of 82.90 feet was recorded. • This concludes today's activities. • Geotechnics Rep left site. Pre ared By: DW Date: 5/27/21 Checked By: EL Date: 6/8/21 2200 Westinghouse Blvd., Suite 103 • Raleigh, NC 27604 • Phone (919) 876-0405 • Fax (919) 876-0460 • www.geotechnics.net