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HomeMy WebLinkAboutNC0038377_Appx E - Supporting Documents_201711012017 Comprehensive Site Assessment Update October 2017  Mayo Steam Electric Plant SynTerra    APPENDIX E SUPPORTING DOCUMENTS STANTEC Draft Report WSP Drawings   2017 Comprehensive Site Assessment Update October 2017  Mayo Steam Electric Plant SynTerra    STANTEC Draft Report   Caswell Granville Person Vance CharlotteHalifax Mecklenburg Pittsylvania Danville NorthCarolina Virginia FGD FLUSH POND FGD SETTLING POND CENOSPHERE CONTAINMENT POND ASH POND Ash Pond Dam Mayo Reservoir Discharge Canal Mayo Lake Dam CHEMICAL WASTE BASIN OILY WASTE BASIN SKB-13 SKIMMER BASIN SKB-11 SKIMMER BASIN SKB-10 SKIMMER BASIN SKIMMER BASIN C SB-2 SKIMMER BASIN SB-3 SKIMMER BASIN SB-4 SKIMMER BASIN NO. 1 SKIMMER BASIN NO. 2 SKIMMER BASIN SKIMMER BASIN A SKIMMER BASIN B SB-7 SKIMMER BASIN SB-6 SKIMMER BASIN NO. 3 SKIMMER BASIN Mayo CCP Monofill SKIMMER BASIN D £¤501 Mayo Lake Road W o o d y s S t o r e R o a d 0 2,000Feet1 inch = 2,000 feet 0 2,000Feet \\US1269-F01\shared_projects\175664016_Mike-Steele\gis\mxd\SiteScoutingFigures\Mayo\Mayo_Fig1.mxdRevised: 2015-03-31 By: swheatley± Coordinate System: WGS 1984 Web Mercator Auxiliary Sphere Aerial Source: MapMart Imagery (Dated 2/11/2015) ESRI World Imagery (Dated 5/10/2010) Pipe Location and Length Shown are Approximate Notes1. 2. 3. DRAFT Client/ProjectParker Poe Adams & Bernstein LLP /Duke Energy Non-CCB Impoundment Pipe InspectionSite Scouting Figure No.1 - Site Layout TitleMAYO STEAM STATIONRoxboro, North Carolina Caswell Granville Person Vance CharlotteHalifax Mecklenburg Pittsylvania Danville NorthCarolina Virginia FGD FLUSH POND FGD SETTLING POND CENOSPHERE CONTAINMENT POND ASH POND Ash Pond Dam Mayo Reservoir Discharge Canal Mayo Creek Dam CHEMICAL WASTE BASIN OILY WASTE BASIN SKB-13 SKIMMER BASIN SKB-11 SKIMMER BASIN SKB-10 SKIMMER BASIN SKIMMER BASIN C SKIMMER BASIN D £¤501 Mayo Lake Road Two 24-Inch Diameter CMP Outlets(Reported to be Abandoned)48-Inch Diameter AshPond Decant Structure Discharge Canal Weir 10-inch Diameter Metal Valve Pipe (Mayo-2)(See Figure 2, Photograph No. 2) 36-inch Diameter HDPE(Mayo-14) 18-inch Diameter Steel (Mayo-22)(See Figure 4, Photograph No. 16) 24-inch Diameter HDPE (Mayo-13)(See Figure 3, Photograph No. 9) 4-inch Diameter PVC(Mayo-6)24-inch Diameter RCP (Mayo-10)(See Figure 3, Photograph No. 7) 4-inch Diameter PVC (Mayo-4)(See Figure 2, Photograph No. 3) Twin 36-inch Diameter RCP (Mayo-20 and 21)(See Figure 4, Photograph No. 15) 18-inch Diameter RCP (Mayo-5)(See Figure 2, Photograph No. 4) 12-inch Diameter RCP (Mayo-1)(See Figure 2, Photograph No. 1) 24-inch Diameter RCP (Mayo-17)(See Figure 3, Photograph No. 12) 24-inch Diameter RCP (Mayo-8)(See Figure 2, Photograph No. 5) 24-inch Diameter RCP (Mayo-16)(See Figure 3, Photograph No. 11) 24-inch Diameter RCP (Mayo-12)(See Figure 3, Photograph No. 8) 24-inch Diameter Steel (Mayo-11) 4-inch Diameter PVC(Mayo-7) 36-inch Diameter HDPE (Mayo-15)(See Figure 3, Photograph No. 10) Two 30-inch Diameter CMP (Mayo-23 and 24) Dual 6-foot X 6-foot Concrete (Mayo-18 and 19)(See Figure 4, Photograph No. 13 and 14) 30-inch Diameter RCP (Mayo-9)(See Figure 2, Photograph No. 6) 72-inch Diameter PCCP (Mayo-3)(See Figure 2, Photograph No. 2) 0 800Feet1 inch = 800 feet 0 800Feet U:\175664016_Mike-Steele\gis\mxd\SiteScoutingFigures\Mayo\Mayo_Fig1a.mxdRevised: 2015-03-31 By: eroggenkamp± Coordinate System: WGS 1984 Web Mercator Auxiliary Sphere Aerial Source: MapMart Imagery (Dated 2/11/2015) ESRI World Imagery (Dated 5/10/2010) Pipe Location and Length Shown are Approximate Notes1. 2. 3. DRAFT Client/ProjectParker Poe Adams & Bernstein LLP /Duke Energy Non-CCB Impoundment Pipe InspectionSite Scouting Figure No.1a - Mayo Creek Dam, Plant and FGD Ponds TitleMAYO STEAM STATIONRoxboro, North Carolina Legend Pipe Segment (Recommended to be Inspected) Pipe Segment (Not Recommended to be Inspected) Pipe Segment (Previously Inspected by Stantec) Caswell Granville Person Vance CharlotteHalifax Mecklenburg Pittsylvania Danville NorthCarolina Virginia SB-2 SKIMMER BASIN SB-3 SKIMMER BASIN SB-4 SKIMMER BASIN NO. 1 SKIMMER BASIN NO. 2 SKIMMER BASIN SKIMMER BASIN A SKIMMER BASIN B SB-7 SKIMMER BASIN SB-6 SKIMMER BASIN NO. 3 SKIMMER BASIN Mayo CCP Monofill 4-inch Diameter PVC (Mayo-46) 4-inch Diameter PVC (Mayo-45) 18-inch Diameter RCP (Mayo-40) Dual 8-foot X 8-foot Concrete(Mayo-35 and 36)(See Figure 6, Photograph No. 25) 24-inch Diameter CPP (Mayo-43)(See Figure 4, Photograph No. 17) 4-inch Diameter PVC (Mayo-26) 4-inch Diameter PVC (Mayo-44) 4-inch Diameter PVC (Mayo-25) Two 18-inch Diameter RCPs (Mayo-27 and 28)(See Figure 4, Photograph No. 18) 15-inch Diameter RCP (Mayo-34)(See Figure 5, Photograph No. 23 and 24) 4-inch Diameter PVC (Mayo-37) 6-inch Diameter CPP (Mayo-32) 24-inch Diameter Pump Station Drainage Culvert (Mayo-29) 18-inch Diameter RCP (Mayo-41) 24-inch Diameter RCP (Mayo-31)(See Figure 5, Photograph No. 20 and 21) Two 18-inch Diameter RCP (Mayo-38 and 39)(See Figure 6, Photograph No. 26) 4-inch Diameter PVC(Mayo-42) 54-inch Diameter RCP (Mayo-30)(See Figure 5, Photograph No. 19) 48-inch Diameter RCP (Mayo-33)(See Figure 5, Photograph No. 22) 0 500Feet1 inch = 500 feet 0 500Feet U:\175664016_Mike-Steele\gis\mxd\SiteScoutingFigures\Mayo\Mayo_Fig1b.mxdRevised: 2015-03-31 By: eroggenkamp± Coordinate System: WGS 1984 Web Mercator Auxiliary Sphere Aerial Source: MapMart Imagery (Dated 2/11/2015) ESRI World Imagery (Dated 5/10/2010) Pipe Location and Length Shown are Approximate Notes1. 2. 3. DRAFT Client/ProjectParker Poe Adams & Bernstein LLP /Duke Energy Non-CCB Impoundment Pipe InspectionSite Scouting Figure No.1b - Monofill Skimmer Basins TitleMAYO STEAM STATIONRoxboro, North Carolina Legend Pipe Segment (Recommended to be Inspected) Pipe Segment (Not Recommended to be Inspected) Pipe Segment (Previously Inspected by Stantec) U:\175664016_Mike-Steele\gis\mxd\SiteScoutingFigures\Mayo\Mayo_Fig2.mxdRevised: 2015-03-31 By: eroggenkampPhotograph No. 1: 12-inch diameter RCP culvert outlet. Photograph No. 4: 18-inch diameter RCP inlet to SKB-10 Skimmer Basin. Photograph No. 2: 10-inch diameter metal minimum release pipe withHowell-Bunger valve and 72-inch diameter PCCPdiversion and drawdown (submerged below). Photograph No. 5:24-inch diameter RCP railroad culvert outlet. Photograph No. 3: 4-inch diameter PVC skimmer. Photograph No. 6: 30-inch diameter RCP outlet from coal yard. Client/ProjectParker Poe Adams & Bernstein LLP /Duke Energy Non-CCB Impoundment Pipe InspectionSite Scouting Figure No.2 - Observation Photographs TitleMAYO STEAM STATIONRoxboro, North Carolina DRAFT U:\175664016_Mike-Steele\gis\mxd\SiteScoutingFigures\Mayo\Mayo_Fig3.mxdRevised: 2015-03-31 By: eroggenkampPhotograph No. 7: 24-inch diameter RCP railroad culvert outlet. Photograph No. 10: 36-inch diameter HDPE outlet pipe to Ash Pond. Photograph No. 8: 24-inch diameter RCP railroad culvert outlet. Photograph No. 11:24-inch diameter RCP railroad culvert outlet. Photograph No. 9: 24-inch diameter HDPE overflow outlet pipe fromFGD Settling Pond. Photograph No. 12: 24-inch diameter RCP railroad culvert outlet. Client/ProjectParker Poe Adams & Bernstein LLP /Duke Energy Non-CCB Impoundment Pipe InspectionSite Scouting Figure No.3 - Observation Photographs TitleMAYO STEAM STATIONRoxboro, North Carolina DRAFT U:\175664016_Mike-Steele\gis\mxd\SiteScoutingFigures\Mayo\Mayo_Fig4.mxdRevised: 2015-03-31 By: eroggenkampPhotograph No. 13: Dual 6-foot X 6-foot concrete railroad box culvertinlet from Ash Pond. Photograph No. 16: 18-inch diameter steel inlet pipe from Oily Waste Basin. Photograph No. 14: Dual 6-foot X 6-foot concrete railroad box culvertinlet from Ash Pond. Photograph No. 17:24-inch diameter CPP outlet from stockpile toedrain to SB-6 Skimmer Basin. Photograph No. 15: Dual 36-inch diameter RCP culvert inlets. Photograph No. 18: Two 18-inch diameter RCP outlets to No. 3 SkimmerBasin. Client/ProjectParker Poe Adams & Bernstein LLP /Duke Energy Non-CCB Impoundment Pipe InspectionSite Scouting Figure No.4 - Observation Photographs TitleMAYO STEAM STATIONRoxboro, North Carolina DRAFT U:\175664016_Mike-Steele\gis\mxd\SiteScoutingFigures\Mayo\Mayo_Fig5.mxdRevised: 2015-03-31 By: eroggenkampPhotograph No. 19: 54-inch diameter RCP outlet to No. 1 Skimmer Basin. Photograph No. 22: 48-inch diameter RCP outlet to No. 2 SkimmerBasin. Photograph No. 20: 24-inch diameter RCP outlet structure in No. 1Skimmer Basin. Photograph No. 23:15-inch diameter RCP outlet structure in No. 2Skimmer Basin. Photograph No. 21: 24-inch diameter RCP outlet from No. 1 SkimmerBasin. Photograph No. 24: 15-inch diameter RCP outlet from No. 2 SkimmerBasin. Client/ProjectParker Poe Adams & Bernstein LLP /Duke Energy Non-CCB Impoundment Pipe InspectionSite Scouting Figure No.5 - Observation Photographs TitleMAYO STEAM STATIONRoxboro, North Carolina DRAFT U:\175664016_Mike-Steele\gis\mxd\SiteScoutingFigures\Mayo\Mayo_Fig6.mxdRevised: 2015-03-31 By: eroggenkampPhotograph No. 25: Dual 8-foot X 8-foot concrete box culverts underMonofill Haul Road. Photograph No. 26: One of two 18-inch diameter RCP outlets toSB-4 Skimmer Basin. Client/ProjectParker Poe Adams & Bernstein LLP /Duke Energy Non-CCB Impoundment Pipe InspectionSite Scouting Figure No.6 - Observation Photographs TitleMAYO STEAM STATIONRoxboro, North Carolina DRAFT 2017 Comprehensive Site Assessment Update October 2017  Mayo Steam Electric Plant SynTerra    WSP Drawings   ͟͟1" = 500'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com1 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.MAYO PLANTROXBORO, PERSON COUNTY, N.C. VIRGINIANORTH CAORLINA1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com2 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 3 OF 13SEE SHT 5 OF 13 VIRGINIANORTH CAORLINA1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com3 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C. SEE SHT 2 OF 13 SEE SHT 4 OF 13SEE SHT 6 OF 13 VIRGINIANORTH CAORLINA1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com4 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C. SEE SHT 3 OF 13 SEE SHT 7 OF 13 1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com5 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 2 OF 13SEE SHT 6 OF 13SEE SHT 8 OF 13 1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com6 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 3 OF 13SEE SHT 5 OF 13 SEE SHT 7 OF 13SEE SHT 9 OF 13 RAILROAD RAILROAD MAYO LAKE1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com7 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 4 OF 13SEE SHT 6 OF 13 SEE SHT 10 OF 13 HAUL RDHAUL ROAD1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com8 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 5 OF 13SEE SHT 9 OF 13SEE SHT 11 OF 13 RAILROAD RAILROAD 1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com9 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 6 OF 13SEE SHT 8 OF 13 SEE SHT 10 OF 13SEE SHT 12 OF 13 RAILROAD MAYO LAKEMAYO LAKE1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com10 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 7 OF 13SEE SHT 9 OF 13 SEE SHT 13a OF 13 RAILROAD HAUL RD1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com11 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 8 OF 13SEE SHT 12 OF 13SEE SHT 13b OF 13 RAILROAD COAL PILEHAUL RD1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com12 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 9 OF 13SEE SHT 11 OF 13 SEE SHT 13a OF 13SEE SHT 13b OF 13 1" = 100'ScaleMAY 8, 2015Date15401 Weston Parkway Suite 100 Cary, NC 27513 919.678.0035 www.wspgroup.com13 of 13Sheet No.PREPARED FOR: CCP CURRENT OWNER: DUKE ENERGY AERIAL TOPOGRAPHIC SURVEY MAYO PLANT1570002.000Job NumberMAYO OVERALL WKDWG File NameAERIALDrawnJMSSurveyedDKBCheckedASHMAPBook No.ROXBORO, PERSON COUNTY, N.C.SEE SHT 10 OF 13SEE SHT 12 OF 13SEE SHT 11 OF 13SEE SHT 12 OF 13