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HomeMy WebLinkAboutSDP202000023 Architectural Drawings Final Site Plan and Comps. 2020-05-22Presidio ApartmentsAlbemarle County, VirginiaDATEREVISION DESCRIPTIONJOB NO: M19305SHEET INDEXCOVER SHEETS1-14 WALL CROSS SECTIONSS15-16 DETAILSS17 SPECIFICATIONSHILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203NOTES: 1. THE GEOTECHNICAL ENGINEER SHALL EVALUATE THE FOUNDATION SOILS PRIOR TO AND DURING CONSTRUCTION. UNSUITABLE SOILS SHALL BE REMOVED AND REPLACED WITH PROPERLY COMPACTED FILL AS RECOMMENDED BY THE OWNER'S GEOTECHNICAL ENGINEER. UNSUITABLE SOILS ARE DEFINED AS ANY SOILS THAT DO NOT HAVE SUFFICIENT BEARING CAPACITY OR CAUSE EXCESSIVE WALL SETTLEMENT. 2. SOILS USED IN THE REINFORCED ZONE SHALL MEET THE REQUIREMENTS AS SHOWN IN NOTE 3 BELOW. OTHER MATERIALS SHALL REQUIRE APPROVAL BY THE WALL DESIGNER. 3. NOTE:PARAMETERS BELOW TO BE VERIFIED DURING CONSTRUCTION BY GEOTECHNICAL ENGINEER. REINFORCED SOIL: FILL FOR THE REINFORCED ZONE SHALL HAVE A LIQUID LIMIT ≤ 40, A PLASTICITY INDEX ≤ 15, AND ≤ 40% FINES (-200 SIEVE). 28 DEGREES, MOIST UNIT WEIGHT = 125 pcf. RETAINED SOIL: 28 DEGREES, MOIST UNIT WEIGHT = 125 pcf. FOUNDATION SOILS: 28 DEGREES, MOIST UNIT WEIGHT = 125 pcf. DRAINAGE STONE: 38 DEGREES, MOIST UNIT WEIGHT = 115 pcf. (VDOT No. 57 STONE FOR DRAINAGE) LEVELING PAD STONE: 38 DEGREES, MOIST UNIT WEIGHT = 135 pcf. (VDOT 21A/B FOR LEVELING PAD) 4. NO SUBSTITUTIONS OF THE MATERIALS SHOWN ON THESE DRAWINGS SHALL BE PERMITTED UNLESS APPROVED BY HILLIS-CARNES ENGINEERING ASSOCIATES. 5. WALL ALIGNMENT AND GRADE SHALL BE BASED ON SURVEY CONTROL BY OTHERS. WALL GRADES BASED ON THE GRADING PLAN BY COLLINS ENGINEERING, INC., DATED 11/25/2019. CIVIL ENGINEER DROPPED PROPOSED GRADES ON SITE FROM THAT SHOWN ON GRADING PLAN BY 2.0 FEET. 6. ANY ALIGNMENT OR GRADE CHANGES MADE IN THE FIELD OR PROPOSED BY THE OWNER'S CIVIL DESIGNER, OR THE CONTRACTOR SHALL BE IMMEDIATELY REPORTED TO HILLIS-CARNES SO THAT EVALUATION AND EFFECT ON DESIGN CHANGES, IF NECESSARY, CAN BE MADE BY HILLIS-CARNES. 7. QUALITY CONTROL AND QUALITY ASSURANCE TESTING SHALL BE PERFORMED ON A FULL-TIME BASIS. THE SOILS AND MATERIALS PLACED IN THE REINFORCED ZONE SHALL BE IN ACCORDANCE WITH THE SPECIFICATIONS SHOWN IN THESE WALL DESIGN DRAWINGS. DOCUMENTATION SHALL INCLUDE FIELD DENSITY TEST RESULTS, FILL TYPE, LIFT THICKNESS, SOILS LABORATORY BULK SAMPLE TEST RESULTS (GRAIN SIZE, COMPACTION, ATTERBERG LIMITS, ETC) , AND GEOGRID TYPE, LENGTH AND PLACEMENT ELEVATION. DENSITY TESTING OF SOILS USED IN REINFORCED ZONE IS NOT REQUIRED IF VDOT NO. 57 STONE IS USED FOR REINFORCED ZONE FILL. 8. COMPACT FILL TO 95% OF THE SOIL'S STANDARD PROCTOR DENSITY (ASTM D698) FOR THE ENTIRE WALL HEIGHT AT A MOISTURE CONTENT PRIOR TO COMPACTION WITHIN 3% OF THE SOIL'S OPTIMUM MOISTURE CONTENT. IF VDOT NO. 57 STONE IS USED IN THE REINFORCED ZONE, PLACE NO. 57 STONE IN LAYERS NO GREATER THAN 12 INCHES AND COMPACT WITH A MINIMUM OF 4 PASSES WITH A VIBRATORY COMPACTOR. COMPACTION WITHIN 4 FEET OF BACK OF BLOCK SHALL BE PERFORMED WITH LIGHTWEIGHT HAND-OPERATED EQUIPMENT AND IN THINNER LIFTS. 9. INSTALL ALL WALL COMPONENTS AND MATERIALS IN ACCORDANCE WITH MANUFACTURER'S INSTALLATION PROCEDURES AND RECOMMENDATIONS. 10. GUARDRAIL AND/OR FENCE SHALL BE IN COMPLIANCE WITH LOCAL BUILDING CODE, STATEWIDE BUILDING CODE, OSHA REQUIREMENTS AND OTHER APPLICABLE AGENCY REQUIREMENTS. DESIGN IS BY OTHERS. 11. A PRECONSTRUCTION MEETING SHOULD BE HELD PRIOR TO ANY WALL CONSTRUCTION. ATTENDEES SHOULD INCLUDE OWNER, WALL DESIGN ENGINEER, WALL CONTRACTOR, SURVEYOR, AND EARTHWORK CONTRACTOR. 12. WALL CONTRACTOR SHALL PROVIDE CERTIFICATION LETTER TO OWNER WITHIN ONE WEEK OF WALL COMPLETION STATING THAT THE WALL WAS CONSTRUCTED IN ACCORDANCE WITH THE APPROVED PLANS AND SPECIFICATIONS. WARRANTY FOR THE WALL SHALL BE AS AGREED UPON WITH THE OWNER AND STATED IN THE WALL BUILDER'S CONTRACT.WALL 1CWALL 1DWALL 2CWALL 1AWALL 1FWALL 1BWALL 1GWALL 1EWALL 1HWALL 3GWALL 2AWALL 2BWALL 2DWALL 4BWALL 4CWALL 4DWALL 2EWALL 4AWALL 6CWALL 6BWALL 6AWALL 6DWALL 5AWALL 5EWALL 5FWALL 5CWALL 5DWALL 5BWALL POND BWALL POND AWALL POND CWALL POND DWALL 4BWALL POND EWALL 3HWALL 3EWALL 3FWALL 3DWALL 3CWALL 3BWALL 3A 0+100+200+300+400+500+600+700+04594604614624634644654660+75.75CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 459.33EL. 466.33EL. 462.33SYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ft467459460461462463464465466467EL. 459.33EL. 466.33EL. 459.33CAP BLOCKS NOTSHOWN FOR CLARITY0+100+200+300+400+500+600+04524534544554564574584591+18.55CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 456.67EL. 457.67EL. 458.33EL. 452.00SYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ft4524534544554564574584590+700+800+901+001+10GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 457.00EL. 452.00CAP BLOCKS NOTSHOWN FOR CLARITY0+100+200+300+04564574584594604610+32.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 456.00EL. 460.33SYNTEEN SF35 - 5.00 ft4564574584594604613+05.25SYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 6.00 ftSYNTEEN SF55 - 6.00 ftSYNTEEN SF55 - 6.00 ft443444445446447448449450451452453454455456457458459+002+102+202+302+402+502+602+702+802+903+00EL. 455.67EL. 446.67GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 451.00EL. 446.00EL. 449.00EL. 445.33CAP BLOCKS NOTSHOWN FOR CLARITY0+100+200+300+00+36.00459460461462463464465466467CAP BLOCKS NOTSHOWN FOR CLARITYEL. 459.33EL. 466.33GRADE IN FRONT OF WALLGRADE BEHIND WALLSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 6.00 ft4594604614624634644654664670+100+200+300+400+500+600+0443444445446447448449450451CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 456.67EL. 458.33EL. 446.000+700+800+901+001+101+201+301+401+50452453454455456457458GRADE IN FRONT OF WALLGRADE BEHIND WALLSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ft4591+601+701+801+902+EL. 458.33EL. 458.33EL. 458.33EL. 446.00EL. 446.00EL. 458.33EL. 446.00GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 457.67EL. 446.000+100+200+300+04574584594604610+33.75GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 456.00EL. 459.00456SYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ft457458459460461456CAP BLOCKS NOTSHOWN FOR CLARITY443444445446447448449450451452453454455456457458459A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDWALL 1A PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 1E PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 1G PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:1 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 1C PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 1B PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 1C PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 1F PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00 0+100+200+300+400+500+600+0409410411412413414415416417CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 442.67EL. 444.33EL. 432.670+700+800+901+00GRADE IN FRONT OF WALLGRADE BEHIND WALLSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ft4184194204214224234244254264274284294304314324334344354364374384394404414424434444451+101+201+301+401+501+601+701+801+902+GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 444.33EL. 444.33EL. 432.67EL. 444.33EL. 444.33EL. 432.67EL. 432.67EL. 444.33EL. 432.67SYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ft+002+102+202+302+402+502+602+702+802+903+003+103+203+303+403+503+603+703+803+904+GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 442.33EL. 430.00EL. 428.00GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 439.67EL. 433.00EL. 422.67EL. 420.00GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 430.33EL. 424.33EL. 414.00EL. 444.33EL. 432.67409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:2 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 1D PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 1D PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+002+004+00 4+86.00SYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 7.00 ftSYNTEEN SF55 - 7.00 ftSYNTEEN SF55 - 7.00 ftSYNTEEN SF55 - 6.00 ftSYNTEEN SF55 - 6.00 ftSYNTEEN SF55 - 6.00 ft409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445+004+104+204+304+404+504+604+704+80EL. 412.00GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 421.67EL. 416.33EL. 410.00EL. 409.33EL. 413.00CAP BLOCKS NOTSHOWN FOR CLARITYGRADE BEHIND WALL0+100+200+300+400+500+600+700+800+901+000+04454464474484494504514524534541+13.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 446.33EL. 449.33EL. 445.00GRADE IN FRONT OF WALLEL. 453.33EL. 446.331+10SYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ft445446447448449450451452453454EL. 453.33CAP BLOCKS NOTSHOWN FOR CLARITY0+100+200+300+400+500+600+04514524534544554564574584590+65.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 453.33EL. 455.00EL. 451.33EL. 458.33SYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ft451452453454455456457458459EL. 451.33EL. 455.67CAP BLOCKS NOTSHOWN FOR CLARITY0+100+200+300+400+500+600+04484494504514524534544550+66.75CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 451.33EL. 453.67EL. 449.33EL. 456.33SYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ft456457458459448449450451452453454455456457458459EL. 448.67EL. 458.33CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 7.00 ft0+100+200+300+400+500+600+04434444454464474484491+14.75CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 442.00EL. 445.670+700+800+901+001+10GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 448.33EL. 446.33EL. 443.33442443444445446447448449442EL. 442.00EL. 448.33EL. 442.00CAP BLOCKS NOTSHOWN FOR CLARITYA8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:3 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 1D PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF4+00WALL 1H PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 2A PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 2B PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 2E PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF SYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ft0+100+200+300+400+500+600+0466467468469470471472473474CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 467.33EL. 470.33EL. 466.670+700+800+901+001+101+201+301+401+50475476477GRADE IN FRONT OF WALLGRADE BEHIND WALL1+601+701+801+902+EL. 475.00EL. 476.33EL. 474.33EL. 466.67GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 466.67EL. 466.67EL. 474.33EL. 466.67EL. 474.33SYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ft3+14.25+002+102+202+302+402+502+602+702+802+903+00EL. 475.67GRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 476.33EL. 468.00EL. 468.67CAP BLOCKS NOTSHOWN FOR CLARITY3+10466467468469470471472473474475476477EL. 466.67EL. 476.33GRADE IN FRONT OF WALLGRADE BEHIND WALLSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ft0+100+200+300+400+500+600+0459460461462463464465466467CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 459.33EL. 461.670+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+EL. 466.33GRADE BEHIND WALLEL. 459.33EL. 459.33EL. 466.33GRADE IN FRONT OF WALLEL. 459.33EL. 466.33EL. 459.33EL. 466.33GRADE IN FRONT OF WALLEL. 459.33EL. 466.33SYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ft3+83.25+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL4594604614624634644654664673+103+203+303+403+503+603+703+80EL. 459.33EL. 466.33GRADE IN FRONT OF WALLEL. 459.33EL. 466.33EL. 459.33EL. 466.33GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 459.33EL. 466.33EL. 459.33EL. 466.33GRADE BEHIND WALLGRADE IN FRONT OF WALLSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftCAP BLOCKS NOTSHOWN FOR CLARITY466467468469470471472473474475476477459460461462463464465466467A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:4 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 2C PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 2C PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 2D PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 2D PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+00 SYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 10.00 ft0+100+200+300+400+500+600+0434435436437438439440441442CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 443.17EL. 444.830+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 436.50EL. 435.17GRADE IN FRONT OF WALLEL. 434.50EL. 442.83GRADE IN FRONT OF WALL443444445EL. 444.83EL. 444.83EL. 434.50EL. 442.83EL. 434.50EL. 442.83SYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ft+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL3+103+203+303+403+503+603+703+80GRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALL3+904+EL. 437.83EL. 443.50EL. 434.50EL. 442.83EL. 434.50EL. 442.83EL. 434.50EL. 442.83EL. 434.50EL. 442.83EL. 434.50EL. 442.83434435436437438439440441442443444445434435436437438439440441442443444445SYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 5.00 ft4+41.00434435436437438439440441442443444445+004+104+204+304+40EL. 439.83GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 443.50CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 10.00 ft0+100+200+300+400+500+600+0434435436437438439440441442CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 443.17EL. 444.830+700+800+901+001+101+201+301+401+GRADE BEHIND WALLEL. 436.50EL. 435.17GRADE IN FRONT OF WALLEL. 434.50EL. 442.83443444445EL. 444.83EL. 444.83EL. 434.50EL. 442.83SYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 5.00 ft3+33.00+501+601+701+801+902+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALLGRADE BEHIND WALL3+103+203+30GRADE IN FRONT OF WALLGRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 429.33426427428429430431432433434435EL. 434.33EL. 426.67EL. 434.33EL. 426.67EL. 434.33EL. 426.67EL. 434.33EL. 426.67EL. 434.33CAP BLOCKS NOTSHOWN FOR CLARITY426427428429430431432433434435A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:5 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 3A PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 3A PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+004+00WALL 3A PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF4+00WALL 3B PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 3B PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF1+501+50 SYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 18.00 ftSYNTEEN SF55 - 18.00 ftSYNTEEN SF55 - 18.00 ft0+100+200+300+400+500+600+0418419420421422423424425426CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 424.67EL. 426.330+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 418.67GRADE IN FRONT OF WALLGRADE IN FRONT OF WALL427EL. 426.33EL. 418.67EL. 426.33EL. 418.67EL. 426.33EL. 418.67EL. 426.33EL. 418.67EL. 426.33SYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 8.00 ft2+99.25+002+102+202+302+402+502+602+702+802+90GRADE BEHIND WALLGRADE IN FRONT OF WALL418419420421422423424425426427EL. 418.67EL. 426.33EL. 418.67EL. 426.33EL. 418.67EL. 426.33CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF55 - 18.00 ftSYNTEEN SF55 - 18.00 ftSYNTEEN SF55 - 18.00 ft418419420421422423424425426427SYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ft0+100+200+300+400+500+600+0411412413414415416417418419CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 416.67EL. 461.670+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 414.00GRADE IN FRONT OF WALLEL. 411.33GRADE IN FRONT OF WALLEL. 461.67EL. 414.00EL. 461.67EL. 461.67EL. 411.33EL. 461.67EL. 412.00EL. 461.67SYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ft2+55.00+002+102+202+302+402+50GRADE BEHIND WALLGRADE IN FRONT OF WALL411412413414415416417418419EL. 412.67EL. 461.67CAP BLOCKS NOTSHOWN FOR CLARITY411412413414415416417418419SYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ft0+100+200+300+400+500+600+04284294304314324334344354361+20.75CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 428.67EL. 436.330+700+800+901+001+101+20GRADE BEHIND WALLEL. 430.00EL. 432.67EL. 440.33GRADE IN FRONT OF WALLEL. 438.67EL. 440.33437438439440441428429430431432433434435436437438439440441EL. 438.33CAP BLOCKS NOTSHOWN FOR CLARITYA8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:6 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 3C PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 3C PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 3D PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 3D PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+002+00WALL 3E PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF SYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ft0+100+200+300+400+500+600+0420421422423424425426427428CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 421.33EL. 424.330+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 422.67EL. 424.67GRADE IN FRONT OF WALLEL. 429.33EL. 432.67GRADE IN FRONT OF WALLEL. 435.33EL. 444.33429430431432433434435436437438439440441442443444445EL. 430.33EL. 432.33EL. 437.67EL. 440.33SYNTEEN SF35 - 7.00 ft2+31.75+002+102+202+30420421422423424425426427428429430431432433434435436437438439440441442443444445EL. 437.33EL. 444.33GRADE BEHIND WALLGRADE IN FRONT OF WALLCAP BLOCKS NOTSHOWN FOR CLARITY420421422423424425426427428429430431432433434435436437438439440441442443444445442443444445446447448449450451452453454455SYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ft0+100+200+300+400+500+600+0442443444445446447448449450CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 442.67EL. 454.330+700+800+901+001+101+201+301+401+GRADE BEHIND WALLEL. 453.67EL. 444.00EL. 444.67EL. 453.00GRADE IN FRONT OF WALLEL. 445.33EL. 451.00EL. 444.67EL. 449.67451452453454455SYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ft2+31.00+501+601+701+801+902+002+102+202+30GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 443.33EL. 447.67EL. 446.33442443444445446447448449450451452453454455EL. 443.33CAP BLOCKS NOTSHOWN FOR CLARITYA8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:7 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 3F PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 3F PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 3G PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF1+50WALL 3G PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF1+50 SYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ft0+100+200+300+400+500+600+0434435436437438439440441CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 443.17EL. 444.830+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 436.50EL. 435.17GRADE IN FRONT OF WALLEL. 434.50EL. 442.83GRADE IN FRONT OF WALLEL. 444.83EL. 444.83EL. 434.50EL. 442.83EL. 434.50EL. 442.83433432431430SYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 6.00 ft3+12.00+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL3+10GRADE IN FRONT OF WALLEL. 434.50EL. 442.83EL. 434.50EL. 442.83EL. 434.50EL. 442.83434435436437438439440441433432431430SYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftCAP BLOCKS NOTSHOWN FOR CLARITY434435436437438439440441433432431430SYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ft0+100+200+300+400+500+600+0416417418419420421422423424CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 417.33EL. 419.000+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 416.67GRADE IN FRONT OF WALLGRADE IN FRONT OF WALL425EL. 423.67EL. 416.67EL. 424.33EL. 416.67EL. 424.33EL. 416.67EL. 424.33EL. 416.67EL. 424.33SYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ft+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL3+103+203+303+403+503+603+703+80GRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALL3+904+EL. 416.67EL. 424.33EL. 416.67EL. 424.33EL. 416.67EL. 424.33EL. 416.67EL. 424.33EL. 416.67EL. 424.33EL. 416.67EL. 424.33SYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ft416417418419420421422423424425416417418419420421422423424425A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:8 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 4A PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 4A PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL 4B PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 4B PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+002+004+00 SYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ft8+27.25416417418419420421422423424425+106+206+306+406+506+606+706+806+907+007+107+207+307+407+507+607+707+807+908+008+108+20EL. 416.67EL. 424.33EL. 416.67EL. 424.33GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 416.67EL. 424.33EL. 416.67EL. 424.33GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 416.67EL. 424.33EL. 416.67EL. 424.33GRADE BEHIND WALLGRADE IN FRONT OF WALLCAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ft0+100+200+300+400+500+600+0408409410411412413414415416CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 414.00EL. 416.330+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 408.00GRADE IN FRONT OF WALLGRADE IN FRONT OF WALL417EL. 416.33EL. 408.00EL. 416.33EL. 408.00EL. 416.33EL. 408.00EL. 416.33EL. 408.00EL. 416.33SYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 10.00 ft+004+104+204+304+404+504+604+704+804+905+005+105+205+305+405+505+605+705+805+906+006+EL. 416.67EL. 424.33GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 416.67EL. 424.33EL. 416.67EL. 424.33GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 416.67EL. 424.33EL. 416.67EL. 424.33GRADE BEHIND WALLGRADE IN FRONT OF WALL416417418419420421422423424425416417418419420421422423424425SYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ft3+45.75+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL3+103+203+303+40GRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 408.67EL. 410.67EL. 413.33408409410411412413414415416417EL. 408.00EL. 416.33EL. 416.33EL. 416.33EL. 416.33SYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftSYNTEEN SF35 - 12.00 ftCAP BLOCKS NOTSHOWN FOR CLARITYA8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET:9 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 4B PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF6+10WALL 4C PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 4B PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF4+002+006+10WALL 4C PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+00 SYNTEEN SF55 - 18.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 18.00 ftSYNTEEN SF55 - 18.00 ftSYNTEEN SF55 - 18.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 18.00 ft0+100+200+300+400+500+600+03983994004014024034044054061+01.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 404.00EL. 406.330+700+800+901+00GRADE BEHIND WALLEL. 398.67GRADE IN FRONT OF WALL407398399400401402403404405406407EL. 406.33EL. 406.33EL. 398.67CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ftSYNTEEN SF35 - 9.00 ft0+100+200+300+400+03973983994004014024034044050+41.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 398.33EL. 400.00406407408409410397398399400401402403404405406407408409410SYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 7.00 ftSYNTEEN SF35 - 6.00 ft0+100+200+300+400+500+600+03903913923933943953963973981+29.75CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 390.67EL. 398.330+700+800+901+001+101+20GRADE BEHIND WALLEL. 391.33GRADE IN FRONT OF WALL399390391392393394395396397398399EL. 398.33EL. 391.33EL. 398.33EL. 391.33EL. 398.33CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ft0+100+200+300+03973983994004014024034044050+37.50CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 398.33EL. 405.33406397398399400401402403404405406SYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 10.00 ftSYNTEEN SF35 - 8.00 ft0+100+200+300+400+500+600+03853863873883893903913921+34.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 387.00EL. 391.330+700+800+901+001+101+201+30GRADE BEHIND WALLEL. 385.67EL. 385.00GRADE IN FRONT OF WALLEL. 385.00EL. 390.67385386387388389390391392EL. 391.33EL. 391.33CAP BLOCKS NOTSHOWN FOR CLARITY0+100+200+300+400+500+600+03943953963973983990+86.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 396.00EL. 398.330+700+80394395396397398399EL. 396.00EL. 398.33EL. 396.00EL. 398.33CAP BLOCKS NOTSHOWN FOR CLARITYA8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET: 10 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 4D PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 5A PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 5C PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 5B PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 5D PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 5E PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF SYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 7.00 ft0+100+200+300+03723733743753763773783793800+37.50CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 372.00EL. 380.33381372373374375376377378379380381SYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ft0+100+200+300+400+500+600+0381382383384385386387388389CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 381.00EL. 384.670+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLGRADE IN FRONT OF WALLGRADE IN FRONT OF WALL390EL. 389.33EL. 381.00EL. 389.33EL. 381.00EL. 389.33EL. 381.00EL. 389.33EL. 381.00EL. 389.33EL. 381.00SYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ft0+100+200+300+400+500+600+03893903913923933943953961+49.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 389.00EL. 390.670+700+800+901+001+101+201+301+40GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 394.00EL. 395.33389390391392393394395396EL. 389.00EL. 389.00EL. 395.33EL. 389.00EL. 395.33EL. 389.00CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 6.00 ft0+100+200+300+03713723733743753763773783790+38.25CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 371.33EL. 373.00371372373374375376377378379SYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 6.00 ftSYNTEEN SF35 - 7.00 ft0+100+200+300+400+500+600+0366367368369370371372373CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 370.67EL. 372.330+700+800+901+001+101+201+301+401+GRADE BEHIND WALLEL. 366.00GRADE IN FRONT OF WALLEL. 371.67EL. 371.00EL. 372.33EL. 366.00EL. 372.33EL. 366.00EL. 366.003663673683693703713723731+76.25+501+601+70GRADE BEHIND WALLGRADE IN FRONT OF WALL366367368369370371372373CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF35 - 5.00 ftSYNTEEN SF35 - 5.00 ft0+100+200+300+400+500+600+03833843853863873883891+03.50CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 383.33EL. 385.000+700+800+901+00GRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 388.33383384385386387388389EL. 383.33EL. 383.33EL. 388.33CAP BLOCKS NOTSHOWN FOR CLARITY381382383384385386387388389390A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET: 11 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL 6B PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL POND A PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 5F PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 6A PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL 6C PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF1+50WALL 6C PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF1+50WALL 6D PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00 SYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ft0+100+200+300+400+500+600+0389390391392393394395396397CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 390.00EL. 392.330+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 389.33GRADE IN FRONT OF WALLGRADE IN FRONT OF WALL398399EL. 398.33EL. 389.33EL. 398.33EL. 389.33EL. 398.33EL. 389.33EL. 398.33EL. 389.33EL. 398.33SYNTEEN SF55 - 40.00 ftSYNTEEN SF55 - 40.00 ftSYNTEEN SF55 - 40.00 ftSYNTEEN SF55 - 40.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ft3+63.00+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL3+103+203+303+403+503+60GRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 388.67381382383384385386387388389390EL. 389.33EL. 381.00EL. 389.33EL. 381.00EL. 389.33EL. 381.00EL. 389.33EL. 381.00EL. 381.00CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 30.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 20.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ft3+44.25+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL3+103+203+303+40GRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALLEL. 390.00EL. 397.00389390391392393394395396397398399EL. 389.33EL. 398.33EL. 389.33EL. 398.33EL. 389.33EL. 398.33CAP BLOCKS NOTSHOWN FOR CLARITY389390391392393394395396397398399398399400401402403404405406407408SYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ft0+100+200+300+400+500+600+0398399400401402403404405406CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 399.00EL. 401.330+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 398.33GRADE IN FRONT OF WALLGRADE IN FRONT OF WALL407408EL. 407.33EL. 398.33EL. 407.33EL. 398.33EL. 407.33EL. 398.33EL. 407.33EL. 398.33EL. 407.33SYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftA8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET: 12 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203WALL POND B PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL POND A PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSFWALL POND B PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF2+002+002+00WALL POND C PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00 SYNTEEN SF55 - 6.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 8.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ft0+100+200+300+400+500+600+0407408409410411412413414415CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 408.00EL. 409.670+700+800+901+001+101+201+301+401+50GRADE BEHIND WALL1+601+701+801+902+GRADE BEHIND WALLEL. 408.00GRADE IN FRONT OF WALLEL. 407.33EL. 416.33GRADE IN FRONT OF WALL416417EL. 412.33EL. 414.33EL. 408.00EL. 407.33EL. 416.33EL. 407.33EL. 416.33SYNTEEN SF55 - 16.00 ftSYNTEEN SF55 - 16.00 ftSYNTEEN SF55 - 16.00 ftSYNTEEN SF55 - 16.00 ft407408409410411412413414415416417SYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ftSYNTEEN SF55 - 25.00 ft+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL3+103+203+303+403+503+603+703+80GRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALL3+904+EL. 398.33EL. 407.33EL. 398.33EL. 407.33EL. 398.33EL. 407.33EL. 398.33EL. 407.33EL. 398.33EL. 407.33EL. 398.33EL. 407.33398399400401402403404405406407408SYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 15.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 8.00 ft4+68.00+004+104+204+304+40GRADE BEHIND WALLGRADE IN FRONT OF WALLCAP BLOCKS NOTSHOWN FOR CLARITY4+504+60398399400401402403404405406407408EL. 398.33EL. 407.33EL. 404.33EL. 407.33407408409410411412413414415416417SYNTEEN SF55 - 16.00 ftSYNTEEN SF55 - 16.00 ftSYNTEEN SF55 - 16.00 ftSYNTEEN SF55 - 16.00 ft+002+102+202+302+402+502+602+702+802+903+00GRADE BEHIND WALL3+103+203+303+403+503+603+703+80GRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALLGRADE BEHIND WALLGRADE IN FRONT OF WALL3+904+EL. 407.33EL. 416.33EL. 407.33EL. 416.33EL. 407.33EL. 416.33EL. 407.33EL. 416.33EL. 407.33EL. 416.33EL. 407.33EL. 416.33A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET: 13 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020WALL POND D PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSF2+00WALL POND C PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF4+002+00WALL POND C PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF4+00WALL POND D PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF4+002+00HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203 SYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ftSYNTEEN SF35 - 8.00 ft0+100+200+300+400+500+600+04254264274284294304314324330+93.75CAP BLOCKS NOTSHOWN FOR CLARITYGRADE IN FRONT OF WALLGRADE BEHIND WALLEL. 426.00EL. 428.330+700+800+90EL. 425.33EL. 432.33425426427428429430431432433EL. 432.33EL. 425.33CAP BLOCKS NOTSHOWN FOR CLARITYSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 12.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 10.00 ftSYNTEEN SF55 - 7.00 ft4+67.25+004+104+204+304+40GRADE BEHIND WALLGRADE IN FRONT OF WALLCAP BLOCKS NOTSHOWN FOR CLARITY4+504+60407408409410411412413414415416417EL. 407.33EL. 416.33EL. 413.33EL. 416.33A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIAPROFILESSIGNIFIES WALLALIGNMENT CHANGESIGNIFIES GRID LENGTHAND/OR ELEVATIONCHANGESYNTEEN GEOGRIDDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET: 14 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020WALL POND E PROFILEWALL MINIMUM BEARING CAPACITY 2000 PSFWALL POND D PROFILE ContinuedWALL MINIMUM BEARING CAPACITY 2000 PSF4+00HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203 XSECONDCOURSEFIRSTCOURSEXTHIRDCOURSEFOURTHCOURSESPLIT/REMOVE CORNER TO MATCHXXNOTE: USE ADHESIVE ON EXPOSED PARTIAL UNITSCUT UNITS (X) TO MAINTAIN RUNNING BOND(BEVELED BLOCK UNITS SHOWN)DIAMOND PRO® CORNER UNITNATIVE SOIL8" MINIMUM COMPACTED57 STONE LEVELING PADVDOT 21A/B OR VDOT No.LEVELING PAD TRENCHAPPROXIMATE LIMITS OF EXCAVATION2'-0"COMPACTED SUBGRADE(NOTE: IF FAT CLAY OR ELASTIC SILT SOILS AREENCOUNTERED AT LEVELING PAD GRADE, THESESOILS SHALL BE UNDERCUT AND REPLACED WITHAPPROVED FILL.)20' MAXIMUMDAYLIGHT DRAINTHROUGH WALL FACE EVERY (20 FT MAX.)4" TEE4" DIA. DRAINPIPE(ELEVATION VARIES)2ND COURSE BELOW GRADE2ND COURSE ABOVE GRADE1ST COURSE BELOW GRADE1ST COURSE ABOVE GRADEREMOVE PORTION OFADJACENT UNITS TO ALLOWDRAINPIPE THROUGH FACEBEVELED UNITSSTRAIGHT UNITS12"12 1/2"18"8 1/2"8"11"8"12"12 1/2"18"TOP VIEWFRONT VIEWSIDE VIEWTOP VIEWAnchor™ Diamond Pro®INDIVIDUAL BLOCK DETAIL(NOT TO SCALE)D1S22" CUTAnchor™ Diamond Pro®TYPICAL BASE PREPARATION DETAIL(NOT TO SCALE)D2S2Anchor™ Diamond Pro®TYPICAL STEP UP DETAIL(NOT TO SCALE)D7S2Anchor™ Diamond Pro®DAYLIGHT THROUGH WALL FACE DETAIL(NOT TO SCALE)D6S2Anchor™ Diamond Pro®TYPICAL 90 DEGREE OUTSIDE CORNER DETAIL(NOT TO SCALE)D4S28" MINIMUM COMPACTEDVDOT 21A/B OR VDOT No. 57 STONE LEVELING PAD. MINIMUM TWO PASSES WITHLIGHT, HAND OPERATED COMPACTION EQUIPMENTNOTE: SWALE RECOMMENDED BUT NOT REQUIRED IF NOT SHOWN ON CIVIL PLANS.3'-0" SWALE8" MIN.8" MIN.3'-0" SWALELINED WITHVEGETATIONFREE-DRAININGAGGREGATECOMPACTED INFILLIMPERMEABLE CONCRETEOR ASPHALT LINING (4INCHES THICK MIN.)TOPSOILFREE-DRAININGAGGREGATE (VDOT 57 STONE)COMPACTED INFILLGEOMEMBRANE LINING(OPTIONAL)LOW-PERMEABILITY CLAY SOIL(8 INCHES THICK MIN.)TOPSOILAnchor™ Diamond Pro®TYPICAL DRAINAGE SWALE DETAIL(NOT TO SCALE)D3S2PRIMARY STRENGTH DIRECTION PRIMARYSTRENGTHDIRECTIONLLNOTE:IN THE "CROSSOVER AREA" OF REINFORCEMENT, ONEOF THE LAYERS OF REINFORCEMENT SHOULD BELOWERED OR RAISED ONE COURSE TO ALLOWPLACEMENT OF THE REINFORCEMENT WITH THEPRIMARY REINFORCEMENT STRENGTH DIRECTIONPROPERLY ORIENTED. THE REINFORCEMENT SHOULDNOT EXTEND INTO THE SEGMENTAL RETAINING WALLUNITS ON THE RETURN LEG OF THE 90-DEGREE CORNER.Anchor™ Diamond Pro®TYPICAL OUTSIDE CORNER WITH REINFORCEMENT DETAIL(NOT TO SCALE)D5S2A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIADETAILSDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET: 15 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203 Anchor™ Diamond Pro®FENCE DETAIL SCHEMATIC(NOT TO SCALE)D4S3LPRINCIPLEREINFORCEMENTDIRECTIONLPLACE ADDITIONAL REINFORCEMENT ON THE NEXTCOURSE OF SEGMENTAL UNITS IMMEDIATELY ABOVE THESPECIFIED PLACEMENT ELEVATION IN A MANNER THATELIMINATED GAPS LEFT BY THE PREVIOUS LAYER OFGEOSYNTHETIC AT THE SPECIFIED REINFORCEMENTELEVATION.NOTES:1. DRAINAGE AGGREGATE NOTSHOWN FOR CLARITY2. MINIMUM RADIUS: 6 FT. TO FACESTEP 1 - PLACE REINFORCEMENT SOLITTLE OR NO OVERLAP OCCURS IN THERADIUS AREA. IF OVERLAP OCCURS,PLACE 2 TO 3 INCHES OF SAND BETWEENTHE REINFORCEMENT LAYERS.PRINCIPLEREINFORCEMENTDIRECTIONLLMINIMUM RADIUS4 FT. TO FACESTEP 3: PLACE REINFORCEMENT IN THE AREASWHERE THE MARKS SHOW GAPS IN THE LOWERREINFORCEMENT PATTERN. CONTINUENORMAL WALL CONSTRUCTION, REPEATINGTHESE STEPS AS NEEDED.STEP 2: LAY THE NEXT COURSE OF BLOCK.MAKE A MARK ON THE BACK OF THE BLOCKS INTHE AREAS THAT ARE NOT REINFORCED.BACKFILL AND COMPACT THAT COURSE.2"-3" OF SOIL FILL REQUIRED BETWEENOVERLAPPED REINFORCEMENT FOR PROPERSOIL AND REINFORCEMENT INTERACTIONSECOND COURSEFILTER FABRICBEHIND TWOBLOCKS, EXTENDINGBACK 2 FT NEXT TOTHE EXISTINGSTRUCTUREEXISTINGSTRUCTUREEXISTINGSTRUCTUREFILTER FABRICBEHIND TWOBLOCKS, EXTENDINGBACK 2 FT NEXT TOTHE EXISTINGSTRUCTUREFIRST COURSEAnchor™ Diamond Pro®TYPICAL INSIDE CURVE DETAIL(NOT TO SCALE)D7S3Anchor™ Diamond Pro®WALL ABUTTING STRUCTURE DETAIL(NOT TO SCALE)D1S3Anchor™ Diamond Pro®TYPICAL OUTSIDE CURVE DETAIL(NOT TO SCALE)D8S3CAP BLOCKDIAMOND PRO®BLOCKFENCE OR RAILING(DESIGNED BY OTHERS)POSTS FOR FENCE BEHINDWALL SHALL BE HAND DUGSLEEVE AND NON-SHRINKGROUT AROUND POSTSLEEVE INSTALLED DURINGWALL CONSTRUCTIONGEOSYNTHETIC REINFORCEMENT12" (MIN.)OF FREE-DRAININGAGGREGATE2-0" (MIN.)5 FT. MIN.GUIDE RAIL (DESIGNED BY OTHERS)SLEEVE AND NON-SHRINKGROUT AROUND POST/PIPESLEEVE INSTALLED DURINGWALL CONSTRUCTIONGEOSYNTHETIC REINFORCEMENTCAP BLOCKDIAMOND PRO®BLOCK12" (MIN.)OF FREE-DRAININGAGGREGATEAnchor™ Diamond Pro®TYPICAL GUIDE RAIL CROSS SECTION(NOT TO SCALE)D5S3GUARD TO MEET REQUIREMENTSOF VCC SECTION 1013FENCE TO MEET REQUIREMENTSOF VCC SECTION 1013GEOSYNTHETIC REINFORCEMENT12" OF FREE-DRAININGAGGREGATE (VDOT 57)FINISHED GRADE(SLOPE VARIES)6"2'-0"GEOSYNTHETIC REINFORCEMENTGEOSYNTHETIC REINFORCEMENTGEOSYNTHETIC REINFORCEMENTCAP UNIT4" DIA. DRAINPIPE (ELEVATION VARIES)DIAMOND PRO®BLOCKFINISHED GRADE(SLOPE VARIES)Anchor™ Diamond Pro®WALL A-3 CROSS SECTION DETAIL(NOT TO SCALE)D2S38" MINIMUM COMPACTEDVDOT 21A/BGEOSYNTHETIC REINFORCEMENTA8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIADETAILSDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET: 16 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203 A8BCD675EFGH423A1DBCFEGH86754231PRESIDIO APARTMENTSALBEMARLE COUNTY, VIRGINIASPECIFICATIONSDATE:DESIGNED BY: HM DRAWN BY: MAC CHECKED BY: HMSHEET: 17 OF 17 SCALE: NOT TO SCALEFEB. 7, 2020HILLIS-CARNES ENGINEERING ASSOCIATES10971 Richardson RoadAshland , VA 23005(804) 550-2203CONCRETE SEGMENTAL RETAINING WALL SYSTEMPART 1 - GENERAL1.01 SECTION INCLUDES A. RETAINING WALL SYSTEM CONSTRUCTED OF CONCRETE SEGMENTAL RETAINING WALL UNITS. B. GEOSYNTHETIC REINFORCEMENT FABRIC C. LEVELING PAD BASE D. DRAINAGE AGGREGATE E. BACKFILL F. DRAINAGE PIPE G. ADHESIVES1.02 REFERENCES A. AMERICAN ASSOCIATION OF STATE HIGHWAY TRANSPORTATION OFFICIALS (AASHTO) 1. AASHTO M288 GEOTEXTILE SPECIFICATION FOR HIGHWAY APPLICATIONS 2. AASHTO STANDARD SPECIFICATIONS FOR HIGHWAY BRIDGES B. AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 1. ASTM C140 STANDARD TEST METHODS FOR SAMPLING AND TESTING CONCRETE MASONRY UNITS AND RELATED UNITS 2. ASTM C1262 STANDARD TEST METHOD FOR EVALUATING THE FREEZE-THAW DURABILITY OF MANUFACTURED CONCRETE MASONRY UNITS AND RELATED CONCRETE UNITS 3. ASTM C1372 STANDARD SPECIFICATION FOR SEGMENTAL RETAINING WALL UNITS 4. ASTM D448 STANDARD CLASSIFICATION FOR SIZES OF AGGREGATE FOR ROAD AND BRIDGE CONSTRUCTION 5. ASTM D698 STANDARD TEST METHODS FOR LABORATORY COMPACTION CHARACTERISTICS OF SOIL USING STANDARD EFFORT (12,400 FT-LBF/F3) (600 KN-M/M3) 6. ASTM D1556 STANDARD TEST METHOD FOR DENSITY AND UNIT WEIGHT OF SOIL IN PLACE BY THE SAND CONE METHOD 7. ASTM D1557 STANDARD TEST METHODS FOR LABORATORY COMPACTION CHARACTERISTICS OF SOIL USING MODIFIED EFFORT (56,000 FT-LBF/F3) (2700 KN-M/M3) 8. ASTM D2487 STANDARD CLASSIFICATION OF SOILS FOR ENGINEERING PURPOSES (UNIFIED SOIL CLASSIFICATION SYSTEM) 9. ASTM D2922 STANDARD TEST METHODS FOR DENSITY OF SOIL AND SOIL-AGGREGATE IN PLACE BY NUCLEAR METHODS (SHALLOW DEPTH) 10. ASTM D3034 STANDARD SPECIFICATION FOR TYPE PSM POLY VINYL CHLORIDE (PVC) SEWER PIPE AND FITTINGS 11. ASTM D4318 STANDARD TEST METHODS FOR LIQUID LIMIT, PLASTIC LIMIT, AND PLASTICITY INDEX OF SOILS 12. ASTM D4595 STANDARD TEST METHOD FOR TENSILE PROPERTIES OF GEOTEXTILES BY THE WIDE-WIDTH STRIP METHOD 13. ASTM D5262 STANDARD TEST METHOD FOR EVALUATING THE UNCONFINED TENSION CREEP BEHAVIOR OF GEOSYNTHETICS 14. ASTM F405 STANDARD SPECIFICATION FOR CORRUGATED POLYETHYLENE (PE) TUBINGS AND FITTINGS 15. ASTM G51 STANDARD TEST METHOD FOR MEASURING PH OF SOIL FOR USE IN CORROSION TESTING C. NATIONAL CONCRETE MASONRY ASSOCIATION (NCMA) 1. NCMA DESIGN MANUAL FOR SEGMENTAL RETAINING WALLS, THIRD EDITION, FIFTH PRINTING (2010) 2. NCMA SRWU-1 DETERMINATION OF CONNECTION STRENGTH BETWEEN GEOSYNTHETICS AND SEGMENTAL CONCRETE UNITS 3. NCMA SRWU-2 DETERMINATION OF SHEAR STRENGTH BETWEEN SEGMENTAL CONCRETE UNITS1.03 DEFINITIONS A. REINFORCED FILL: SOIL WHICH IS USED AS FILL BEHIND THE DRAINAGE AGGREGATE AND WITHIN THE REINFORCED SOIL MASS. B. RETAINED SOIL: SOIL LOCATED IN THE AREA BEHIND THE REINFORCED ZONE. C. DRAINAGE AGGREGATE: MATERIAL USED WITHIN (IF APPLICABLE), BETWEEN, AND DIRECTLY BEHIND THE CONCRETE RETAINING WALL UNITS. D. FILTER FABRIC: MATERIAL USED FOR SEPARATION AND FILTRATION OF DISSIMILAR SOIL TYPES. E. FOUNDATION SOIL: SOIL MASS SUPPORTING THE LEVELING PAD AND REINFORCED SOIL ZONE OF THE RETAINING WALL SYSTEM. F. IMPERVIOUS FILL: SOIL PLACED AT THE GROUND SURFACE THAT REDUCES/IMPEDES THE FLOW OF WATER INTO THE REINFORCED ZONE. G. GEOSYNTHETIC REINFORCEMENT: MATERIAL SPECIFICALLY FABRICATED FOR USE AS A SOIL REINFORCEMENT. H. GLOBAL STABILITY: THE GENERAL MASS MOVEMENT OF A SOIL REINFORCED SEGMENTAL RETAINING WALL STRUCTURE AND ADJACENT SOIL MASS. GLOBAL STABILITY SHALL BE PERFORMED BY THE GEOTECHNICAL ENGINEER. I. PROJECT ENGINEER: GEOTECHNICAL ENGINEER SHALL BE EMPLOYED TO PERFORM SITE OBSERVATIONS, PROVIDE RECOMMENDATIONS FOR FOUNDATION SUPPORT, AND VERIFY SOIL PARAMETERS ON A FULL-TIME BASIS.1.04 SUBMITTALS TO OWNER A. TEST REPORTS: INDEPENDENT LABORATORY REPORTS STATING MOISTURE ABSORPTION AND COMPRESSIVE STRENGTH PROPERTIES OF THE CONCRETE RETAINING WALL UNITS MEET THE PROJECT SPECIFICATIONS WHEN TESTED IN ACCORDANCE WITH ASTM C140.1.05 DELIVERY, STORAGE AND HANDLING A. DELIVER, STORE, AND HANDLE MATERIALS IN ACCORDANCE WITH MANUFACTURER'S RECOMMENDATIONS, IN SUCH A MANNER AS TO PREVENT DAMAGE. CHECK THE MATERIALS UPON DELIVERY TO ASSURE THAT PROPER MATERIAL HAS BEEN RECEIVED. STORE ABOVE GROUND ON WOOD PALLETS OR BLOCKING. REMOVE DAMAGED OR OTHERWISE UNSUITABLE MATERIAL, WHEN SO DETERMINED, FROM THE SITE. 1. EXPOSED FACES OF CONCRETE WALL UNITS SHALL BE FREE OF CHIPS, CRACKS, STAINS, AND OTHER IMPERFECTIONS DETRACTING FROM THEIR APPEARANCE, WHEN VIEWED FROM A DISTANCE OF 10 FEET. 2. PREVENT MUD, WET CEMENT, ADHESIVES AND SIMILAR MATERIALS WHICH MAY HARM APPEARANCE OF UNITS, FROM COMING IN CONTACT WITH SYSTEM COMPONENTS.1.06 EXTRA MATERIALS A. FURNISH OWNER WITH REPLACEMENT UNITS IDENTICAL TO THOSE INSTALLED ON THE PROJECT, AS MAY BE REQUESTED BY OWNER.PART 2 - PRODUCTS2.01 MATERIALSA. CONCRETE RETAINING WALL UNITS: 1. PHYSICAL REQUIREMENTS a. MEET REQUIREMENTS OF ASTM C1372, EXCEPT THE MAXIMUM WATER ABSORPTION SHALL BE LIMITED TO 7 PERCENT, AND UNIT HEIGHT DIMENSIONS SHALL NOT VARY MORE THAN PLUS OR MINUS 1/16 INCH FROM THAT SPECIFIED IN THE ASTM REFERENCE, NOT INCLUDING TEXTURED FACE. b. UNIT FACE AREA: NOT LESS THAN 1.0 SQUARE FEET. c. COLOR: SELECTED BY THE OWNER FROM MANUFACTURER'S FULL RANGE OF STANDARD COLORS. d. FACE PATTERN GEOMETRY: SELECTED BY OWNER. e. TEXTURE: AS SELECTED BY OWNER.B. GEOSYNTHETIC REINFORCEMENT: AS SHOWN ON THE DRAWINGS.C. LEVELING PAD BASE: CRUSHED STONE MEETING THE REQUIREMENTS OF VDOT No. 57 STONE OR 21A/B (8 INCHES MINIMUM COMPACTED THICKNESS).D. DRAINAGE AGGREGATE: VDOT No. 57 STONE.E. REINFORCED FILL: AS STATED IN NOTE 3 OF COVER SHEET.F. IMPERVIOUS MATERIAL: CLAYEY SOIL OR OTHER SIMILAR MATERIAL WHICH WILL IMPEDE PERCOLATION INTO THE DRAINAGE ZONE BEHIND THE WALL.G. DRAINAGE PIPE: PERFORATED (BEHIND WALL) OR SOLID (THROUGH WALL) PVC OR CORRUGATED HDPE PIPE MANUFACTURED IN ACCORDANCE WITH D3034 AND/OR ASTM F405.H. CONSTRUCTION ADHESIVE: EXTERIOR GRADE ADHESIVE AS RECOMMENDED BY THE RETAINING WALL UNIT MANUFACTURER.PART 3 - EXECUTION3.01 EVALUATIONA. EVALUATION SHOULD BE CONDUCTED BY THE OWNER OR OWNER'S DESIGNATED REPRESENTATIVE.B. EVALUATE THE AREAS AND CONDITIONS UNDER WHICH THE RETAINING WALL SYSTEM IS TO BE ERECTED, AND NOTIFY THE CONTRACTOR IN WRITING OF CONDITIONS DETRIMENTAL TO THE PROPER AND TIMELY COMPLETION OF THE WORK. DO NOT PROCEED WITH THE WORK UNTIL UNSATISFACTORY CONDITIONS HAVE BEEN CORRECTED. WALL CONTRACTOR SHALL VISIT THE SITE TO PERFORM SAME EVALUATION.C. PROMPTLY NOTIFY THE WALL DESIGN ENGINEER OF SITE CONDITIONS WHICH MAY AFFECT WALL PERFORMANCE, SOIL CONDITIONS OBSERVED OTHER THAN THOSE ASSUMED, OR OTHER CONDITIONS THAT MAY REQUIRE A REEVALUATION OF THE WALL DESIGN.3.02 PREPARATIONA. ENSURE SURROUNDING STRUCTURES ARE PROTECTED FROM THE EFFECTS OF WALL EXCAVATION.B. EXCAVATION SUPPORT, IF REQUIRED, IS THE RESPONSIBILITY OF THE CONTRACTOR, INCLUDING THE STABILITY OF THE EXCAVATION AND IT'S INFLUENCE ON ADJACENT PROPERTIES AND STRUCTURES.C. OWNER OR OWNER'S REPRESENTATIVE SHALL BE RESPONSIBLE FOR LOCATING ANY AND ALL UTILITIES IN THE WORK AREA PRIOR TO WALL CONSTRUCTION. UTILITY LOCATIONS SHALL BE IDENTIFIED IN THE FIELD AND SHOWN TO THE WALL CONTRACTOR'S SITE FOREMAN.3.03 EXCAVATIONA. EXCAVATE TO THE LINES AND GRADES SHOWN ON THE DRAWINGS. OVER-EXCAVATION SHOULD BE EVALUATED BY GEOTECHNICAL ENGINEER. REPLACEMENT OF OVEREXCAVATED SOILS WITH COMPACTED FILL SHALL BE AS RECOMMENDED BY GEOTECHNICAL ENGINEER. USE CARE IN EXCAVATING TO PREVENT DISTURBANCE OF THE BASE BEYOND THE LINES SHOWN.3.04 FOUNDATION PREPARATIONA. EXCAVATE FOUNDATION SOIL AS REQUIRED FOR FOOTING OR BASE DIMENSION SHOWN ON THE DRAWINGS, AND AS RECOMMENDED BY HCEA.B. HCEA SHALL EVALUATE FOUNDATION SOIL TO ENSURE THAT THE ACTUAL FOUNDATION SOIL STRENGTH MEETS OR EXCEEDS THAT INDICATED ON THE DRAWINGS. REMOVE SOIL NOT MEETING THE REQUIRED STRENGTH. OVERSIZE RESULTING SPACE SUFFICIENTLY FROM THE FRONT OF THE BLOCK TO THE BACK OF THE REINFORCEMENT, AND BACKFILL WITH SUITABLE COMPACTED BACKFILL SOILS.C. HCEA SHALL EVALUATE WHETHER THE FOUNDATION SOILS WILL REQUIRE SPECIAL TREATMENT OR CORRECTION TO REDUCE TOTAL AND DIFFERENTIAL SETTLEMENT.D. FILL OVER-EXCAVATED AREAS WITH SUITABLE COMPACTED BACKFILL, AS RECOMMENDED BY HCEA.3.05 BASE COURSE PREPARATIONA. PLACE BASE MATERIALS TO THE DEPTHS AND WIDTHS SHOWN ON THE DRAWINGS, UPON UNDISTURBED SOILS, OR FOUNDATION SOILS PREPARED IN ACCORDANCE WITH ARTICLE 3.04.1. EXTEND THE LEVELING PAD LATERALLY AT LEAST 6 INCHES IN FRONT AND BEHIND THE LOWER MOST CONCRETE RETAINING WALL UNIT.2. PROVIDE AGGREGATE BASE COMPACTED TO 8 INCHES THICK (MINIMUM).B. COMPACT AGGREGATE BASE MATERIAL TO PROVIDE A LEVEL, HARD SURFACE ON WHICH TO PLACE THE FIRST COURSE OF UNITS.C. PREPARE BASE MATERIALS TO ENSURE COMPLETE CONTACT WITH RETAINING WALL UNITS. GAPS ARE NOT ALLOWED.3.06 ERECTIONA. GENERAL: ERECT UNITS IN ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS AND RECOMMENDATIONS, AND AS SPECIFIED HEREIN.B. PLACE FIRST COURSE OF CONCRETE WALL UNITS ON THE PREPARED BASE MATERIAL. CHECK UNITS FOR LEVEL AND ALIGNMENT. MAINTAIN THE SAME ELEVATION AT THE TOP OF EACH UNIT WITHIN EACH SECTION OF THE BASE COURSE.C. ENSURE THAT FOUNDATION UNITS ARE IN FULL CONTACT WITH NATURAL OR COMPACTED SOIL BASE.D. PLACE CONCRETE WALL UNITS SIDE-BY-SIDE FOR FULL LENGTH OF WALL ALIGNMENT. ALIGNMENT MAY BE DONE BY USING A STRING LINE MEASURED FROM THE BACK OF THE BLOCK. GAPS ARE NOT ALLOWED BETWEEN THE FOUNDATION CONCRETE WALL UNITS.E. PLACE 12 INCHES (MINIMUM) OF DRAINAGE AGGREGATE BETWEEN, AND DIRECTLY BEHIND THE CONCRETE WALL UNITS. FILL VOIDS IN RETAINING WALL UNITS WITH DRAINAGE AGGREGATE. PROVIDE A DRAINAGE ZONE BEHIND THE WALL UNITS TO 9 INCHES BELOW THE FINAL SURFACE GRADE IN ORDER TO CAP THE BACKFILL AND DRAINAGE AGGREGATE ZONE WITH 9 INCHES OF IMPERVIOUS MATERIAL.F. INSTALL DRAINAGE PIPE AT THE LOWEST ELEVATION POSSIBLE (SEE DETAILS SHEET), TO MAINTAIN GRAVITY FLOW OF WATER TO OUTSIDE OF THE REINFORCED ZONE. SLOPE THE MAIN COLLECTION DRAINAGE PIPE, LOCATED JUST BEHIND THE CONCRETE RETAINING WALL UNITS, 2 PERCENT (MINIMUM) TO PROVIDE GRAVITY FLOW TO THE DAYLIGHTED AREAS. DAYLIGHT THE MAIN COLLECTION DRAINAGE PIPE TO AN APPROPRIATE LOCATION AWAY FROM THE WALL SYSTEM AT EACH LOW POINT.G. REMOVE EXCESS FILL FROM TOP OF UNITS AND INSTALL NEXT COURSE. DRAINAGE AGGREGATE AND BACKFILL ARE TO BE COMPACTED BEFORE INSTALLATION OF NEXT COURSE.H. CHECK EACH COURSE FOR LEVEL AND ALIGNMENT.I. INSTALL EACH SUCCEEDING COURSE. BACKFILL AS EACH COURSE IS COMPLETED. PULL THE UNITS FORWARD UNTIL THE LOCATING SURFACE OF THE UNIT CONTACTS THE LOCATING SURFACE OF THE UNITS IN THE PRECEDING COURSE. INTERLOCK WALL SEGMENTS THAT MEET AT CORNERS BY OVERLAPPING SUCCESSIVE COURSES. ATTACH CONCRETE RETAINING WALL UNITS AT EXTERIOR CORNERS WITH ADHESIVE SPECIFIED.J. INSTALL GEOSYNTHETIC REINFORCEMENT IN ACCORDANCE WITH GEOSYNTHETIC MANUFACTURER'S RECOMMENDATIONS AND THE WALL DESIGN DRAWINGS. 1. ORIENT GEOSYNTHETIC REINFORCEMENT WITH THE HIGHEST STRENGTH AXIS PERPENDICULAR TO THE WALL FACE. 2. PRIOR TO GEOSYNTHETIC REINFORCEMENT PLACEMENT, PLACE THE BACKFILL AND COMPACT TO THE ELEVATION OF THE TOP OF THE WALL UNITS AT THE ELEVATION OF THE GEOSYNTHETIC REINFORCEMENT. 3. PLACE GEOSYNTHETIC REINFORCEMENT AT THE ELEVATIONS AND TO THE LENGTHS SHOWN ON THESE DESIGN DRAWINGS. 4. LAY GEOSYNTHETIC REINFORCEMENT HORIZONTALLY ON TOP OF THE CONCRETE RETAINING WALL UNITS AND THE COMPACTED BACKFILL SOILS. PLACE THE GEOSYNTHETIC REINFORCEMENT WITHIN ONE INCH OF THE FACE OF THE CONCRETE RETAINING WALL UNITS. PLACE THE NEXT COURSE OF CONCRETE RETAINING WALL UNITS ON TOP OF THE GEOSYNTHETIC REINFORCEMENT. 5. THE GEOSYNTHETIC REINFORCEMENT SHALL BE IN TENSION AND FREE FROM WRINKLES PRIOR TO PLACEMENT OF THE REINFORCED FILL SOILS. PULL GEOSYNTHETIC REINFORCEMENT HAND-TAUT AND SECURE IN PLACE WITH STAPLES, STAKES, OR BY HAND-TENSIONING UNTIL THE GEOSYNTHETIC REINFORCEMENT IS COVERED BY 6 INCHES OF LOOSE FILL. 6. THE GEOSYNTHETIC REINFORCEMENTS SHALL BE CONTINUOUS THROUGHOUT THEIR EMBEDMENT LENGTHS. SPLICES IN THE GEOSYNTHETIC REINFORCEMENT STRENGTH DIRECTION ARE NOT ALLOWED. 7. WHERE PIPES INTERFERE WITH GRID LOCATIONS/ELEVATIONS SHOWN ON PLANS, GRID SHALL BE PLACED ALONG SIDE OF, UNDER, AND/OR ABOVE TO MATCH ELEVATIONS ON OTHER SIDE OF PIPE AS SHOWN. ADDITIONAL GRID MAY BE REQUIRED BY WALL DESIGNER ABOVE ANDBELOW PIPE, DEPENDING ON ALIGNMENT ANGLE AND SLOPE OF PIPE. 8. DO NOT OPERATE TRACKED CONSTRUCTION EQUIPMENT DIRECTLY ON THE GEOSYNTHETIC REINFORCEMENT. AT LEAST 6 INCHES OF COMPACTED BACKFILL SOIL IS REQUIRED PRIOR TO OPERATION OF TRACKED VEHICLES OVER THE GEOSYNTHETIC REINFORCEMENT. KEEP TURNING OF TRACKED CONSTRUCTION EQUIPMENT TO A MINIMUM. 9. RUBBER-TIRED EQUIPMENT MAY PASS OVER THE GEOSYNTHETIC REINFORCEMENT AT SPEEDS OF LESS THAN 5 MILES PER HOUR. TURNING OF RUBBER-TIRED EQUIPMENT IS NOT ALLOWED ON THE GEOSYNTHETIC REINFORCEMENT.K. USE SPECIAL CORNER BLOCKS AS RECOMMENDED BY THE BLOCK MANUFACTURER.L. THE CONTRACTOR SHALL START AND FINISH WALL CONSTRUCTION WITHOUT UNDUE DELAY. IF CONTRACTOR IS INSTRUCTED BY OWNER TO STOP WORK BEFORE COMPLETE INSTALLATION OR IF WALL CONTRACTOR ELECTS TO DELAY WORK FOR ANY REASON, A CAPPING LAYER OF LOW PERMEABILITYSOIL SHALL BE PLACED OVER TOP OF THE DRAINAGE STONE AT LEAST 8 INCHES THICK AND COMPACTED A MINIMUM OF FOUR PASSES WITH A VIBRATORYPLATE COMPACTOR. THIS LAYER IS CONSIDERED TEMPORARY, AND SHALL BE COMPLETELY REMOVED PRIOR TO RESUMING WALL CONSTRUCTION.M. WALL CONTRACTOR SHALL COORDINATE WITH GENERAL CONTRACTOR/OWNER THE FINAL PLACEMENT OF IMPERVIOUS FILL OVER THE DRAINAGE LAYER BEHIND THE WALL. THE IMPERVIOUS FILL IS CONSIDERED PART OF THIS WALL SYSTEM AND SHOULD BE PLACED PRIOR TO WALL CONTRACTOR'S DEMOBILIZATION.3.07 REINFORCED FILL PLACEMENTA. PLACE FILL IN THE REINFORCED ZONE, SPREAD AND COMPACT IN A MANNER THAT WILL MINIMIZE SLACK IN THE GEOSYNTHETIC REINFORCEMENT.B. ONLY LIGHTWEIGHT HAND-OPERATED COMPACTION EQUIPMENT IS ALLOWED WITHIN 4 FEET OF THE BACK OF THE RETAINING WALL UNITS. IF THE SPECIFIED COMPACTION CANNOT BE ACHIEVED WITHIN 4 FEET OF THE BACK OF THE RETAINING WALL UNITS, REPLACE THE REINFORCED SOIL IN THIS ZONE WITH DRAINAGE AGGREGATE MATERIAL AND COMPACT WITH A MINIMUM 4 PASSES WITH A LIGHT VIBRATORY COMPACTOR AND IN THIN LIFTS.C. MINIMUM COMPACTION REQUIREMENTS FOR FILL PLACED IN THE REINFORCED ZONE. 1. PLACE MATERIALS FOR USE IN THE REINFORCED ZONE IN LOOSE LAYERS NO GREATER THAN 8 INCHES FOR SOIL AND NO GREATER THAN 10 INCHES FOR CRUSHED STONE MATERIALS. 2. COMPACTION WITHIN 4 FEET OF THE BACK OF THE SEGMENTAL WALL UNITS SHALL BE PERFORMED WITH LIGHTWEIGHT, HAND-OPERATED COMPACTION EQUIPMENT AND IN THINNER LIFTS IF NECESSARY TO ACHIEVE COMPACTION THROUGHOUT ENTIRE LIFT. 3. COMPACT FILL (REINFORCED AND RETAINED) TO 95 PERCENT OF THE SOIL'S STANDARD PROCTOR MAXIMUM DRY DENSITY (ASTM D698) FOR THE ENTIRE WALL HEIGHT. 4. UTILITY TRENCH BACKFILL: COMPACT UTILITY TRENCH BACKFILL IN OR BELOW THE REINFORCED ZONE TO 95 PERCENT OF THE SOIL'S STANDARD PROCTOR MAXIMUM DRY DENSITY (ASTM D698). 5. UTILITIES MUST BE PROPERLY DESIGNED (BY OTHERS) TO WITHSTAND ALL FORCES FROM THE RETAINING WALL UNITS, REINFORCED SOIL MASS, AND SURCHARGE LOADS, IF ANY. 6. WHERE CRUSHED ROCK (OPEN GRADED AGGREGATE SUCH AS VDOT No. 57 STONE) MATERIALS ARE USED IN THE REINFORCED ZONE, COMPACTION SHALL BE PERFORMED BY A MINIMUM OF 4 PASSES WITH A LIGHT VIBRATORY COMPACTOR AND IN THIN LIFTS, NO GREATER THAN 8 INCHES.D. AT THE END OF EACH DAY'S OPERATION, SLOPE THE LAST LEVEL OF COMPACTED BACKFILL AWAY FROM THE INTERIOR (CONCEALED) FACE OF THE WALL TO DIRECT SURFACE WATER RUNOFF AWAY FROM THE WALL FACE.E.THE WALL AND EARTHWORK CONTRACTORS ARE RESPONSIBLE FOR ENSURING THAT THE FINISHED SITE DRAINAGE IS DIRECTED AWAY FROM THERETAINING WALL SYSTEM. IN ADDITION, THE CONTRACTORS ARE RESPONSIBLE FOR ENSURING THAT SURFACE WATER RUNOFF FROM ADJACENTCONSTRUCTION AREAS IS NOT ALLOWED TO ENTER THE RETAINING WALL AREA OF THE CONSTRUCTION SITE.3.08 CAP UNIT INSTALLATIONA. APPLY ADHESIVE TO THE TOP SURFACE OF THE UNIT BELOW AND PLACE THE CAP UNIT INTO DESIRED POSITION.B. CUT CAP UNITS AS NECESSARY TO OBTAIN THE PROPER FIT.3.09 SITE CONSTRUCTION TOLERANCESA. SITE CONSTRUCTION TOLERANCES 1. VERTICAL ALIGNMENT: PLUS OR MINUS 1-1/2 INCHES OVER ANY 10-FOOT DISTANCE, WITH A MAXIMUM DIFFERENTIAL OF 3 INCHES OVER THE LENGTH OF THE WALL. 2. HORIZONTAL LOCATION CONTROL FROM GRADING PLANa. STRAIGHT LINES: PLUS OR MINUS 1-1/2 INCHES OVER ANY 10-FOOT DISTANCE.b. CORNER AND RADIUS LOCATIONS: PLUS OR MINUS 12 INCHES.c. CURVES AND SERPENTINE RADII: PLUS OR MINUS 2 FEET.B. AESTHETICS OF FINISHED WALL IS NOT RESPONSIBILITY OF WALL DESIGNER.3.10 FIELD QUALITY CONTROL A. INSTALLER IS RESPONSIBLE FOR PROPER INSTALLATION OF SYSTEM COMPONENTS. B. OWNER SHALL ENGAGE DEA TO VERIFY THE CORRECT INSTALLATION OF SYSTEM COMPONENTS IN ACCORDANCE WITH THESESPECIFICATIONS AND THE DRAWINGS. C. CORRECT ANY WORK WHICH DOES NOT MEET THESE SPECIFICATIONS OR THE REQUIREMENTS SHOWN ON THE WALL DESIGN DRAWINGS. D. HCEA TO PERFORM COMPACTION TESTING OF THE FILL PLACED AND COMPACTED IN THE FOUNDATION, RETAINED, AND REINFORCED FILL ZONES. 1. TESTING FREQUENCY a. MINIMUM ONE TEST FOR EVERY BLOCK COURSE (VERTICAL) OF FILL PLACED AND COMPACTED, FOR EVERY 50 LINEAL FEET OF RETAINING WALL (MINIMUM 2 TESTS PER LIFT RECOMMENDED;) b. VARY COMPACTION TEST LOCATIONS TO COVER THE ENTIRE AREA OF THE REINFORCED SOIL ZONE, INCLUDING THE AREA COMPACTED BY THE HAND-OPERATED COMPACTION EQUIPMENT. IF OPEN GRADED STONE (SUCH AS VDOT No. 57 STONE) IS USED AS MATERIAL IN REINFORCED ZONE, STONE SHALL BE COMPACTED BY MINIMUM FOUR PASSES WITH VIBRATORY COMPACTION EQUIPMENT.3.11 ADJUSTING AND CLEANING A. REPLACE DAMAGED UNITS WITH NEW UNITS AS THE WORK PROGRESSES. B. REMOVE DEBRIS GENERATED BY WALL CONTRACTOR AND LEAVE ADJACENT PAVED AREAS (AS APPLICABLE) BROOM CLEAN.3.12 MEASUREMENT, PAYMENT AND CERTIFICATION A. MEASUREMENT OF SEGMENTAL RETAINING WALL SHALL BE ON AN INSTALLED SQUARE FOOT BASIS COMPUTED ON THE TOTAL FACE AREA OF WALL INSTALLED. WALL FACE AREA INCLUDES THE BOTTOM OF THE BASE COURSE TO THE TOP OF THE WALL, AND THE ENTIRE LENGTH OF THE WALL. B. PAYMENT SHALL BE IN ACCORDANCE WITH WALL INSTALLER'S CONTRACT. C. WALL CONTRACTOR SHALL PROVIDE CERTIFICATE LETTER WITHIN ONE WEEK OF WALL COMPLETION STATING THAT THE WALL WAS CONSTRUCTED IN ACCORDANCE WITH THE APPROVED PLANS AND SPECIFICATIONS. WARRANTY FOR THE WALL SHALL BE AS AGREED UPON WITH THE OWNER AND STATED IN THE WALL BUILDER'S CONTRACT.END OF SPECIFICATIONS