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HomeMy WebLinkAboutWPO202000020 Plan - VSMP 2020-04-14EXISTING - - - RIGHT OF WAY PERMANENT EASEMENT PROPERTY LINE ,ex HORIZONTAL CONTROL POINT BENCHMARK • SURVEY MARKER ism SOIL BORING 5 LIFT SANITARY SEWER AND MANHOLE FM E3 FORCE MAIN AND LIFT STATION — — — — — � — — ° co SANITARY SEWER SERVICE & CLEANOUT y WATER MAIN, HYDRANT, VALVE AND MANHOLE —�— WATER SERVICE AND CURB STOP BOX << sT STORM SEWER, MANHOLE AND CATCH BASIN CULVERT AND APRON ENDWALL G G G GAS MAIN, VALVE, VENT AND METER oHH HANDHOLE FO BURIED FIBER OPTIC CABLE AND MANHOLE T-BUR 0T BURIED PHONE CABLE, PEDESTAL AND MANHOLE TV 7 TV -BUR _r BI IRIEn TX/ (APH E PEnECTAI Amn nngrn!I-IOL E E P-BUR E � BURIED ELECTRIC CABLE, PEDESTAL, MANHOLE, TRANSFORMER AND METER P-nH ---- A_ P-OH — nVERHEAn \A/IRE Pnl E ANin rvl IIY \A/IRF LIGHT POLE ® TRAFFIC SIGNAL + STREET NAME SIGN _- SIGN (NON STREET NAME) RAILROAD TRACKS 66 �'° DECIDUOUS AND CONIFEROUS TREE xx° BUSH / SHRUB AND STUMP EDGE OF WOODED AREA WET X_ XC XE XWD E E El oP BUILDING FENCE (UNIDENTIFIED) BARBED WIRE FENCE CHAIN LINK FENCE ELECTRIC WIRE FENCE WOOD FENCE WOVEN WIRE FENCE PLATE BEAM GUARDRAIL CABLE GUARDRAIL POST / BOLLARD RETAINING WALL PROJECT BACKGROUND: CONSTRUCTION PLANS FOR ALBEMARLE - BERKELEY W" MST�W AV M TF M 11 M M ST AV M TIC)N M M W M 144EW M M M "REEW STORAGE ASIN DEMOLI�TION V11 ALBEMARLE COUNTY, VIRGINIA RWSA RFB NO. 365 ^Albemarle County Public Schools Transportation LaMbs Ln PROJECT LOCATION 110 LAMBS LN, CHARLOTTESVILLE, VA 22901 657 Albemarle High School y AS PART OF ON -GOING MAINTENANCE PROJECTS, THE RIVANNA WATER AND SEWER AUTHORITY (RWSA) IS PROPOSING TO DEMOLISH THE STORAGE BASINS CONVERTED FROM SAND FILTERS AND ASSOCIATED CAPPED PIPING AT THE ALBEMARLE — BERKELEY WASTEWATER PUMP STATION LOCATED ON THE ALBEMARLE HIGH SCHOOL GROUNDS. THE SAND FILTER STRUCTURES ARE PRIMARILY BURIED AND HAVE BEEN OUT OF SERVICE SINCE THE MID 19701S, WHEN THEY WERE REPLACED BY THE ALBEMARLE-BERKELEY WASTEWATER PUMP STATION FACILITIES. THE PUMP STATION STILL CONVEYS WASTEWATER FROM THIS SITE INTO THE RWSA INTERCEPTOR SYSTEM, TO BE TREATED AT THEIR DOWNSTREAM WASTEWATER TREATMENT FACILITIES. THIS WORK INCLUDES THE DEMOLITION, REMOVAL AND ABANDONMENT OF UN -USED SAND FILTERS, CHLORINATION FACILITIES, SPLITTER BOX, YARD WATERLINE PIPING AND ASSOCIATED PIPING AND STRUCTURES. THE PROJECT WILL ELIMINATE OLD, UN -USED SYSTEMS, AND REPLACE THESE AREAS WITH PERVIOUS, VEGETATED SURFACES. Connect 19 F67 Charlottesville 9 Albemarle Countertop y R, E, Lee & Son 9 743 9 All Star Barbers Brigl` Char Albert Family Dentistry'° Local IBEW 21( 19 CT:I� Mortgage Rd I�Vhitevvood �6 4? Doug Adamson Charlottesville CenturyLink - TV,.. 11116%14 APPROVED by the Albemarle County Community 1evvelopment Department Date 4 U0 File WP0202000020 NOTE: THE SUBSURFACE UTILITY QUALITY INFORMATION IN THIS PLAN IS LEVEL D. THIS UTILITY QUALITY LEVEL WAS DETERMINED ACCORDING TO THE GUIDELINES OF Cl/ASCE 38-02 ENTITLED "STANDARD GUIDELINES FOR THE COLLECTION AND DEPICTION OF EXISTING SUBSURFACE UTILITY DATA." THE CONTRACTOR SHALL CALL DIGGERS HOTLINE SYSTEM AT 811 BEFORE COMMENCING EXCAVATION Know what's below. Call before you dig. INDEX Sheet Sheet Title Number T1.0 TITLE C0.1 EROSION AND SEDIMENT CONTROL DETAILS C0.2 EROSION AND SEDIMENT CONTROL NOTES C1.0 EROSION CONTROL PLAN C2.0 DEMOLITION PLAN C3.0 GRADING AND SITE RESTORATION PLAN C4.0 SELECTED MARKED UP IMAGES LTH MILES BR LEY JENSEN Lic. No.0402051131� 0�0 �� �� IO � ""ZLOTTESVILLE, VA MARLE COUNTY RIVANNA WATER AND SEWER AUTHORITY INO.I BY I DATE I REVISIONS 1 APPROVED FOR CONSTRUCTION FILE NO. 154511 DATE 03/26/2020 _ PHONE:262.646.6855 501 MAPLE AVENUE T 1.O DELAFIELD, WI 53018 SEHwwwsehinc.com OF 7 t� 3 w 06 J Lo rTN�y a� to i U O O C co 7 Lo c rn co c 4= L6 Z Q n, 1-- d X N O N O N N M O co n. N O N O N N M co U) CONSTRUCTION OF A SIL T FENCE (WITH WIRE S t.T. P OR T 1. SET POSTS ,AND EXCAVATE A 4'X4!1 12. S[APLL WIRE FLN:yING TO THE POSTS TRENCH UP'SLOP'E ALONG THE LINE OF POSTS. FLO W 3. ATTACH THE FILTER FABRIC TO THE WIRE FENCE AND EXTEND IT iNTG THE TRENCH. FL, O W RI 4. BACKFILL AND COMPAI T THE EXCAVATED SOIL. EXTENSION OF FABRIC AND WIRE INTO THE TRENCH. FILTER FABRIC I (Oil I 11. - WIRE 1l.JJ.!_I ° 70' MTN, � I TFR CLOTH — SIDE ELEVATION 15RWND " MIM. WASHRA CK �GPTIUNAL5 i2' MIN. �'DC]T f1 FUSITIVE WAjNAr,� COURSE AGGREGATE TO SEDIMENT TRAPF LINGS DEVICE _ MUST EXTEND FULL W107H OF INGRESS AND EGRESS f- p LAN I r CW OPERATION 12, MIK. SECTION A A REINF LIK-LL LLINLML I L Llekilw �rF� t ExISTTI'� PAVEMENT � ... 5.1 MOUNTABLE BERM SECTION P-D TYPICAL ORIENTATION O TREA TMENT I (SOIL STABILIZATION 1VK :11!nm 111116VI ON S HAL SLOPES. STRIPS OF NETTING PROTECTIVE COVERINGS' 6CAY RE APPLIED ACROSS THE SLOB, B EFT WHERE THERE IS A BERM AT THE TIP OF THE SLOPE, A 1 1_ =; I� 11��-711 41,�- IlAlhll 71 ON <UEMS LGPES, APPLY TYPICAL TREATMENT PRO _ _. OVERING TO THE DiRECTIQN OF FLOW AND SECURELY- I I Z N J K r7l it I lV A ' J l HIV � . .[ 1 . BRING MATERIAL DOWN TO A LEVEL AREA BEFORE � TERMINAT THE INSTALLATION, TVR'N THE END UNDER 4` AND STAPLE AT 1 f INTERVALS. 12' y ,r +rr�ri�ri eri•rlll! �� �+ :r°is ♦ '�P;: ff illlfi!'�t. f�iv�p P� � lino _ :� �.�y�jy#,��"%,�j� �'*d��td���i/%I��IS�HiII��'� ���'si7il ` � i • - ■ - * � , �' r ..��.: ♦ # it #t .+�^ ,,��+r tss�r�r��s�r�ratt�r� � � r•' 1l #+�,; ♦ sue i� sr � i'• s I;i r ti ' - s I �^=� 'Are`*�rsr�is�i� ��fi���':�� ���� •MANFAINON I IA PROTECTIDN SILT FE9M — E3+It7WALL FLOW L TOE OF FILL DISTANCE IS 6' MINIMUM IF n bW IS TOWAR) EME3AWMENT I. OPTIO..IVAL STONE COMBINATION I. FLOW -' 'voij J3, #357 OR 0 CODE AGGREGATE TO REPLACE SILT FENCE IN . HORSMHOE - WhEN HIGH VELOCITY OF iFLO)N IS EXPECTED TAMP FIRMLY ,Al`+ICHOP SLOT ANCHOR SLOT > APPROXIMikTELY 200 'STAPLES REQUIRED r PER 100 SQ. YDS. OF IdATERLAL ROLL, A+kCHOR SLOTS, JUNCTION SLOTS CHECK SLOTS FO BE DURED r TO 12". If MAX, 4:1 OR FLATTER Ft MAX, STEEPER TKANI #'1 �I JUNCn0N SLOT ` — - EDCE AND END JOIh^ITS HECK SLOT TO BE S14UGLY ASUTTED (JUTE MESH 'WILL HAVE TERMINAL rOLD STAPLED LAP JOINT IN LIEU OF EDGE JOINT LAP — J(T!= �AEJOaIF- 2- MIN, (JL.�"yH k"rNLY 5' MAX. 4� 1 OR F LASTER 3kAX. STEEPER THAN 4-:1 6" To 12- FTAMP CHECK SLOT F-IRMLY I - fi ro 1.T r CHECK SL►]T 1" TQ I I G I I I 1 I I I I -II I I I I I I I I I I I I I I I I I I I 1 �► I I I I I F I 1 I I I 111��1 I I I I 1 W, VIEW �r iYY 'teAR. D TO r MIN. LAN I STAPLING DIAGRAM STAPLE FORMED FROM N0 1 i STEEL MRIE. *CHECK SLOTS AT hd q: ' C—C It�BTEIRVALS; 8- STAPLE MIN. LENGTH FOR SitRIDY SOIL, NOT REO.-'D WITH, ALL ,J U NC'TION 'SLOT TAMP FIRMLY r T TLRMINAL FOLD 2. 5. MILES BR LEY JENSEN Lic_ No.0402051131 03/26/2020 CLASS I RIF'RAF DRAWN BY: TJS J RIVANNA WATER AND EROSION AND SEDIMENT CONTROL DETAILS FILE NO. MAM 154511 DESIGNER: CO - _ PHONE:262.646.6855 SEWER AUTHORITY ALBEMARLE-BERKELEY PUMP STATION CHECKED BY: BJW 501 MAPLE AVENUE DATE DESIGN TEAM NO. BY DATE REVISIONS SEHwww.sehinDELAFIELD,Wo53018 ALBEMARLE COUNTY, VA STORAGE BASIN DEMOLITION 03/26/2020 °F' I r w 0 06 J L0 70 m U 0 0 cn Lo L0 z X n N 0 N 0 N co N 0 0- i� a Lo N 0 N 0 N ((D N M ai GENERAL CONSTRUCTION NOTES FOR EROSION AND SEDIMENT CONTROL PLANS: 1. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE PRE -CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO THE FINAL INSPECTION. 2. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK ANln vlDrinllA DC!_I II ATI(1NIC VD G7C-01-00 CDr)Cl(1Nl ANIn CCnINACNIT f-nKITDr)l DC(_I II ATInnIC MINI" V II\VIIVIr1 I\LVVL/"11 IVIVJ V I\ VLJ kit-VV LI\VJIVIV ryIVV J1.._LJIIVILIV I I.VIV 1 IN%JL I\LLJVLMI IVIVJ. DRIP LINE - � v - - 3. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS THE FIRST STEP IN u �+ _ 1 CLEARING. PRQTFGFNE dEMGE ---\ I v j � 4 TIMES. OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE SITE AT ALL MAX Ike LI'M h CLEARING PROPOSED 4�I hale � i IS LESS, TIC 5 CONSTRUCTION OPERATIONS RELATIVE TO THE LOCATION OF PROTECTED TREES TREE PROTECTION NOTES: 1. PLACE CONTINUOUS RUN OFFENCE MATERIAL ON BOTH SIDES OF IMMEDIATE WORK ZONE IN WOODED AREAS AS SHOWN ON THE PLANS. DO NOT ATTACH FENCE MATERIALS TO TREES. 2. TREE PROTECTION FENCING FABRIC TO BE PLACED IN A RADIUS OF A MINIMUM OF 5' FROM THE TRUNK OF TRUNK WHEN THE DRIPLINE IS LESS THAN 5'. AREA INSIDE OF FENCING SHOULD BE A NO ACCESS, NO ENCROACHMENT ZONE THAT SHALL HAVE NO PARKING OF EQUIPMENT OR STOCKPILING OF SUPPLIES. 3. "MIRASAFE" HIGH STRENGTH POLYMER GEOGRID FABRIC BY MIRAFI CONSTRUCTION PRODUCTS, PENDERGRASS, GEORGIA. 4. ONE SIGN PER 50' OF TREE PROTECTION FENCING SHALL READ: "TREE PROTECTION AREA/DO NOT ENTER AREA/PARR PROTECCION DE LOS ARBOLES/ PROHIBIDO ENTRAR'J TREE PROTECTION MAINTENANCE REQUIREMENTS: 1. INSPECT WEEKLY AND AFTER EACH RAINFALL PRODUCING 0.5 INCH OR MORE OF RAIN. 2. REPAIR OR REPLACE DAMAGED FENCING IMMEDIATELY. 3. REPLACE ANY DAMAGED SIGNAGE IMMEDIATELY AS NEEDED. 4. IF ROOTS ARE DAMAGED, CUTOFF DAMAGE AREAS CLEANLY AND KEEP -EXPOSED ROOTS MOIST BY SPREAD PEAT MOSS, MOIST TOPSOIL, OR MOIST MULCH. NO PAINT IS NEEDED. 5. FENCING SHALL BE INSTALLED SUCH THAT NO TREE BARK DAMAGE OCCURS. IF SUCH DAMAGE DOES OCCUR, ONLY A CERTIFIED ARBORIST SHOULD DO ANY BARK TRACING. NO PAINT IS NEEDED. 5. PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, OFF -SITE FILL/BORROW OR WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEIN"EINITrA►RY ERVSIVI\V CVIVITRVL PLAN TO THE Ovv/I%IED CvD DEVIL -AV AND ADDDvVrAiL DV TIDE DLr-%IM APPROVING AUTHORITY. EROSION CONTROL SEQUENCE: 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION CONTROL MEASURES 1. NO DEMOLITION, CONSTRUCTION OR LAND DISTURBANCE ACTIVITIES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS DETERMINED BY THE PLAN APPROVING AUTHORITY. MAY BEGIN UNTIL ALL PERIMETER EROSION CONTROL MEASURES 7. ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND NA\/F RFFNI IIVCTAI I Ffl OC PFR ('()IVTRO('T f1R0\A/IIV(;C IP ('I FARIIV(; IC 1 If \V L ✓LLIY 11mJ./ \L / 1„ 1 LI\ �r Im 1 1%1 \�..1 VI\/ \VV IIYVJ. �1 ..�" .I.IIY 1✓ DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL FINAL STABILIZATION IS ACHIEVED. REQUIRED FOR INSTALLATION OF A PARTICULAR MEASURE, ALL OTHER MEASURES SHOWN SHALL BE INSTALLED FIRST; CLEARING OF THE 8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED FILTERING DEVICE. LAND NECESSARY MAY THEN PROCEED. 2. ONCE ALL MEASURES HAVE BEEN INSTALLED, THE SITE SHALL BE CLEARED AND GRUBBED AS NECESSARY WITHIN THE LIMITS OF DISTURBANCE AS PER THE CONTRACT DRAWINGS. EFFORTS SHALL BE MADE TO MINIMIZE THE AMOUNT OF CLEARED AREA EXPOSED AT ANY GIVEN TIME. 3. ONCE CLEARING AND GRUBBING IS COMPLETE, ANY NECESSARY TOPSOIL STRIPPING MAY BEGIN. TOPSOIL SHALL BE STOCKPILED ON SITE IN THE STOCKPILE AREAS PER THE CONTRACT DRAWINGS. THE STOCKPILE SHALL RECEIVE SUCH TEMPORARY SEEDING MEASURES AS MAY BE REQUIRED. ANY SOIL TAKE OFFSITE SHALL BE STOCKPILED AT LOCATIONS WITH ALL REQUIRED PERMITS. IF OFFSITE LOCATION DOES NOT HAVE ALL REQUIRED PERMITS, THE CONTRACTOR IS RESPONSIBLE FOR OBTAINING ALL REQUIRED PERMITS. 9. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF -PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. 10. ALL FILL MATERIAL TO BETAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. 11. ALL WASTE MATERIALS SHALL BETAKEN TO AN APPROVED WASTE AREA. EARTH FILL SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, STUMPS, WOOD, RUBBISH, AND OTHER DEBRIS. 12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER ZONING ORDINANCE SECTION 5.1.28. 13. ALL INERT MATERIALS SHALL BE TRANSPORTED IN COMPLIANCE WITH SECTION 13-301 OF THE CODE OF ALBEMARLE. 4. DEMOLITION, EARTHWORK AND CONSTRUCTION OPERATIONS MAY 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT SHALL BE LIMITED TO BEGIN ONCE TOPSOIL HAS BEEN REMOVED AND STOCKPILED. MONDAY-FRIDAY BETWEEN THE HOURS OF 7:OOAM TO 3:30PM, ALL OTHER WORK UNTIL 6:OOPM. 5. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN (7) DAYS TO DENUDE AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT FOR LONGER THAN FOURTEEN (14) DAYS, EXCEPT FOR THAT PORTION OF THE SITE ON WHICH WORK WILL BE CONTINUOUS BEYOND FOURTEEN (14) DAYS. 6. ONCE CONSTRUCTION ACTIVITIES ARE COMPLETE, FINAL GRADING MAY BEGIN. 7. UPON COMPLETION OF FINAL GRADING, PERMANENT SEEDING, MULCHING AND FERTILIZATION MEASURES SHALL BE EMPLOYED ON ALL DISTURBED AREAS. PERMANENT SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN (7) DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. ALL REMAINING EROSION CONTROL MEASURES SHALL REMAIN IN PLACE UNTIL THE ENTIRE SITE HAS BEEN PERMANENTLY STABILIZED. 8. ONCE PERMANENT STABILIZATION HAS OCCURRED, TEMPORARY SEDIMENT CONTROL MEASURES SHALL BE REMOVED. ANY AREAS DISTURBED BY THE REMOVAL OF THESE MEASURES SHALL BE RETURNED AS CLOSELY AS POSSIBLE TO ORIGINAL CONDITION AND SEEDED, MULCHED AND FERTILIZED. O ALTH OF Ntl, MILES BR LEY JENSEN Lie. No.0402051131 i°A 03/26/2020 �� "�,. ANAL �.►� 15. BORROW, FILL OR WASTE ACTIVITY SHALL BE CONDUCTED IN A SAFE MANNER THAT MAINTAINS LATERAL SUPPORT, OR ORDER TO MINIMIZE ANY HAZARD TO PERSONS, PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS, AND DAMAGE TO ANY PUBLIC STREET BECAUSE OF SLIDES, SINKING, OR COLLAPSE. 16. TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS TO BEAT 75 LBS/ACRE, AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY TO CONSIST A 50/50 MIX OF ANNUAL RYEGRASS AND CEREAL WINTER RYE, OR IN MARCH AND APRIL TO CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST OF GERMAN MILLET. STRAW MULCH IS TO BE APPLIED AT 80LBS/100SF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR. 17. PERMANENT STABILIZATION SHALL BE LIME AND FERTILIZER, PERMANENT SEEDING, AND MULCH. AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90LBS/1000SF, INCORPORATED INTO THE TOP 4-6 INCHES OF SOIL. FERTILIZER SHALL BE APPLIED AT 1000LBS/ACRE AND CONSIST OF A 10-20-10 NUTRIENT MIX. PERMANENT SEEDING SHALL BE APPLIED AT 180LBS/ACRE AND CONSIST OF 95% KENTUCKY 31 OR TALL FESCUE AND 0-5% PERENNIAL RYEGRASS OR KENTUCKY BLUEGRASS. STRAW MULCH IS TO BE APPLIED AT 80LBS/100SF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR. 18. MAINTENANCE: ALL MEASURES ARE TO BE INSPECTED WEEKLY AND AFTER EACH RAINFALL. ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES IS TO BE REPAIRED IMMEDIATELY. SILT TRAPS ARE TO BE CLEANED WHEN 50% OF THE WET STORAGE VOLUME IS FILLED WITH SEDIMENT. ALL SEEDED AREAS ARE TO BE RE -SEEDED WHEN NECESSARY TO ACHIEVE A GOOD STAND OF GRASS. SILT FENCE AND DIVERSION DYKES WHICH ARE COLLECTING SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED AND REPAIRED IMMEDIATELY. 19. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE REMOVED WITHIN 30 DAYS OF FINAL SITE STABILIZATION, WHEN MEASURES ARE NO LONGER NEEDED, SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 20. THIS PLAN SHALL BE VOID IF THE OWNER DOES NOT OBTAIN A PERMIT WITHIN 1-YEAR OF THE DATE OF APPROVAL. (WPO SECTION 17-204G) 21. PERMANENT VEGETATION SHALL BE INSTALLED ON ALL DENUDED AREAS WITHIN TWO (2) WEEKS AFTER THE DATE OF LAND DISTURBING ACTIVITY TERMINATED (PER SPECIFICATIONS). 22. STABILIZATION OF DISTURBED AREAS WILL BE INITIATED IMMEDIATELY WHENEVER ANY CLEARING, GRADING, EXCAVATING OR OTHER LAND -DISTURBING ACTIVITIES HAVE PERMANENTLY CEASED ON ANY PORTION OF THE SITE, OR TEMPORARILY CEASED ON ANY PORTION OF THE SITE AND WILL NOT RESUME FOR A PERIOD EXCEEDING 14 DAYS. DRAWN BY: TJS J RIVANNA WATER AND EROSION AND SEDIMENT CONTROL NOTES FILE NO. DESIGNER: IMAM C O • PHONE:262.646.6855 SEWER AUTHORITY ALBEMARLE-BERKELEY PUMP STATION 154511 CHECKED BY: BJW 501 MAPLE AVENUE DATE DELAFIELD, WI53018 ALBEMARLE COUNTY, VA OF DESIGN TEAM NO. BY DATE REVISIONS SEH www.sehinc.com STORAGE BASIN DEMOLITION 03/26/2020 U W 0 cD 0 W 0 iv 0 0) m U U 0 L I I Z ry X n I` LP N 0 N 0 N cc N () 0 0- cQ G 0 0 N 0 N ((D N M ai C0 I I \ I 20 0 20 40 scale 0 feet i SF 1 �I m / WN / SAND FILTER #3 ` TP DC `\ BM TS / , / SAND FILTER #2 PS MU / + PARCEL ID: 06000-00-00-078AO / TAX MAP: 60-78A COUNTY OF ALBEMARLE / Q SCHOOL BOARD oho I o DB:287/414 ZONING: RURAL AREAS \ loll/' ~ — — _ USE: OFFICE / �♦ I / J / RWSA EASEMENT: DB:546/643 I i / 0000 000 a / n n _ L < — c CE n ti r .o MILES BR LEY JENSEN Lic. No.0402051131 n 03/26/2020 _1 bn an n DIP n _EXISTING $ / WATERMAIN- -n I nowl / DRAWN BY: TJS J RIVANNA WATER AND EROSION CONTROL PLAN FILE NO. DESIGNER: MAM C � • O PHONE:262.646.6855 SEWER AUTHORITY ALBEMARLE-BERKELEY PUMP STATION 154511 gJW 501 MAPLE AVENUE DATE CHECKED BY: DELAFIELD, WI53018 ALBEMARLE COUNTY, VA STORAGE BASIN DEMOLITION 03/26/2020 OF DESIGN TEAM NO. BY DATE REVISIONS SEH www.sehinc.com EROSION CONTROL CEO°o TEMPORARY ROCK o�g000 CONSTRUCTION ENTRANCE SF . . . SILT FENCE BM SOIL STABILIZATION BLANKETS AND MATTING - TREATMENT 1 TP TREE PROTECTION FENCE X I INAITC n= I11CTI IDDAKif'C LI IVII I V VI VIV I VI\Uf-%l VVL. TS TEMPORARY SEEDING PS PERMANENT SEEDING (DC DUST CONTROL MU MULCHING 1. ALL EROSION AND SEDIMENT CONTROL PRACTICES ICES TO BE CONSTRUCTED AND MAINTAINED IN CONFORMANCE OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. i 2. ANY ADDITIONAL ESC BMP MEASURES TO BE INSTALLED AS REQUIRED BY THE COUNTY ESC INSPECTOR. 3. UNSTABILIZED SLOPES MUST BE TRACKED AT THE END OF BURIED ELECTRIC EACH DAY TO ROUGHEN THE SURFACE MEETING I ti o / I / II � I I I REQUIREMENTS OF SECTION 3.31 OF THE VIRGINIA EROSION POWER POLE OVERHEAD ELECTRIC AND SEDIMENT CONTROL HANDBOOK. 4. THE CONTRACTOR SHALL TAKE OWNERSHIP FOR ALL EXCESS MATERIAL AND BE RESPONSIBLE FOR PROPERLY DISPOSING OF ALL EXCESS MATERIAL IN ACCORDANCE WITH APPLICABLE REGULATIONS. 5 TEMPORARY STABILIZATION SHALL BE OBTAINED BY < \ SF TEMPORARY SEEDING AND MULCHING IN ACCORDANCE WITH , A �oti / STD. AND SPECS. 3.31 AND 3.35 OF THE VESCH. TEMPORARY I L I < } SEEDING AND MULCHING SHALL BE USED ON AND DISTURBED AREAS THAT SHALL NOT BE WORKED FOR MORE THAN 14 �� ,� 1 �`� SAND FILTER 3 DAYS.�,/J/, _ 6. PERMANENT STABILIZATION SHALL BE OBTAINED BY PERMANENT SEEDING AND SOIL STABILIZATION BLANKET ���C' AND NON PLASTIC MATTING IN ACCORDANCE WITH STD. AND SPECS. 3.32 AND 3.36. PLACEMENT OF SOIL STABILIZATION UR re \ SHALL BE IN ACCORDANCE WITH STANDARD PLATES 3.36-1 AND 3.36-2. - COMMUNICATION LINES I , , Ao'S' / 1 ; � 1 i \A \ G � ` / c \\�4000, J Ct) m 1 1 J C ///// \\ J \�G \'7 \ � T REMOVALS U W 0 c� 0 W 0 Lo Cn U U 0 Cn L C z ry X n N 0 N 0 N cc N Co 0 n i� Q 0 0 N 0 N ((D N Co ai C0 DEMOLISH ABANDON AND REMOVE UTILITY PIPES LIMITS OF DISTURBANCE GENERAL NOTES: 1. DISPOSE OF ALL DEMOLISHED MATERIALS IN APPROVED nFF-SITF I nCATInN SI IRMITTAI OF nl IMPING I nC'ATInN REQUIRED. 2. CnNTRAC'TnR I$ RFQI IIREn Tn KEEP ACCIE$S Tn AI I ALBEMARLE COUNTY SCHOOL FACILITIES AND PUMP STATION DURING CONSTRUCTION. 3. TEN WOOD BOLLARDS ARE PRESENT ON WEST SIDE OF ACCESS ROAD. REMOVE AS NECESSARY FOR THE COMPLETION OF \A/nRK Ar\in RFPI AC'F PRIOR Tn (-r)N I­11PI FTini\i 4. AN APPROXIMATION OF UTILITY LOCATIONS ARE PROVIDED F(1R (-(11VTRACTC1RC cni\l\/FRIIFI\IC'F AnID NAICq I ITII ITV NAI IIgT BE CONTACTED PRIOR TO CONSTRUCTION. KEYNOTES: 1. REMOVE ALL PIPING, LINERS AND CONCRETE STRUCTURES AS SHOWN. 2. DEMOLISH EXISTING SAND FILTERS, 8" CONCRETE WALLS AND CHAIN LINK FENCE SURROUNDING SAND FILTERS. 3. REMOVE SUBGRADE THROUGH PEA GRAVEL AND BACKFILL WITH FRESH COMPACTED EARTH. 4. REMOVE EXISTING SPLITTER BOX AND ABANDON ALL ATTACHED SANITARY LINES. 5. REMOVE POWER POLE AND PREVIOUSLY ABANDONED CHLORINATION FACILITIES. 6. REMOVE DOWNSTREAM LINES TO SAND FILTERS, CAP UPSTREAM LINES BETWEEN THE SPLITTER BOX AND THE SETTLING TANK. 7. ADD ADDITIONAL FILL ON TOP OF THE SETTLING TANK AND CO M PACT. 8. CAP PIPE FROM THE MANHOLE INSIDE THE PUMP STATION TO SAND FILTERS 5 FEET OUTSIDE OF THE PUMP STATION FENCING. 9. CONTRACTOR SHALL MAINTAIN GRAVEL DRIVE THROUGHOUT ALL CONSTRUCTION WORK. SAND FILTER REMOVAL MATERIALS: BASIN #1: • 9" CONCRETE • 12-18" SAND • 6-8" PEA GRAVEL BASIN #2: • 9" CONCRETE • 12-18" SAND • 6-8" PEA GRAVEL BASIN #3: • 12-18" SAND • 6-8" PEA GRAVEL J amomf 0 BURIED ELECTRIC } POWER POLE 'to y c J � A �O/y r"x .O T_gUR 'Q Q -C P%\ /rM1 1r A r% r'1 r'P%Tr%1 fl J\ 1 1 A COMMUNICATION LINES REMOVE PIPE TO 5 / FEET OUTSIDE OF FENCE AND INSTALL CUT AND CAP 4" WATERLINE CONCRETE PLUG AT MAIN. REMOVE 4" WATERLINE AS NECESSARY 1 , ' TO COMPLETE THE WORK.63 CD W � � 1 Q J � � m = \ z PROTECT EXISTING =' Q COMMUNICATIONS POLE c 7 1 7 J �O 7 -1 bf 7 �I(181 dne _ �G 7 7 EXISTING CHAINLINK SECURITY FENCE Vti 1 ans A A _EXISTING Bit DIP W ATERN►AIN- n DEMOLISH EXISTING 8" CONCRETE FILTER WALLS AND CHAIN LINK FENCE. I 1 DEMOLISH AND REMOVE POWER POLE AND EXIST CHLORINATION FACILITII DEMOLISH AND REMOVE BASINS AND SAND FILTERS, INCLUDING SUBGRADE THROUGH PEA GRAVEL. HAUL OFF DEMO MATERIAL AND BACFILL WITH FRESH COMPACTED EARTH. / / --\ DEMOLISH AND REMOVE EXISTING PIPE FROM SPLITTER BOX DEMOLISH AND REMOVE TX4' SUBSURFACE wAIJ��� CONCRETE SPLITTER BOX AND OUTGOING LINES.INSTALL CONCRETE PLUG ON THE 2 INCOMING SANITARY LINES. BACKFILL WITH FRESHLY COMPACTED EARTH. PROTECT EXISTING I COMMUNICATIONS POLE I I , ADD ADDITIONAL FILL ON TOP OF THE SETTLING TANK AND COMPACT. / 0 20 0 20 40 scale 10 feet PARCEL ID: 06000-00-00-078AO TAX MAP: 60-78A COUNTY OF ALBEMARLE SCHOOLBOARD DB: 287/414 ZONING: RURAL AREAS USE: OFFICE RWSA EASEMENT: DB: 546/643 2 �� �✓ �I d� MILES BR LEY JENSEN Lie. N0 .0402051131 ��� 03/26/2020 is � tir; ZONAL DRAWN BY: TJS J RIVANNA WATER AND DEMOLITION PLAN FILE NO. DESIGNER: IMAM C2 •O PHONE:262.646.6855 SEWER AUTHORITY ALBEMARLE-BERKELEY PUMP STATION 154511 gJW 501 MAPLE AVENUE DATE CHECKED BY: DELAFIELD, WI 53018 ALBEMARLE COUNTY VA STORAGE BASIN DEMOLITION 03/26/2020 OF DESIGN TEAM NO. BY DATE REVISIONS SEH www.sehinc.com U W 0 cD 0 W 0 0) m U U 0 z X LP CV 0 N O N cc N Co _O n ca Q d d' O 0 N 0 N ((D N M ai C0 LEGEND -- LIMITS OF DISTURBANCE TF XTEMPORARY SECURITY FENCE GENERAL NOTES: 1. TOPOGRAPHY DATA IS DERIVED FROM 4-FOOT INTERVAL COUNTY GIS DATA. ASSUMED CONTOURS ARE APPROXIMATE. 2. CONTRACTOR TO ENSURE POSITIVE DRAINAGE UPON FILLING IN AND RE -GRADING THE SAND FILTERS. 3. DISPOSE OF ALL DEMOLISHED MATERIALS IN APPROVED OFF -SITE LOCATION. 4. CONTRACTOR IS REQUIRED TO KEEP ACCESS TO ALL ALBEMARLE COUNTY SCHOOL FACILITIES AND PUMP STATION DURING CONSTRUCTION. 5. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT SHALL BE LIMITED TO MONDAY-FRIDAY BETWEEN THE HOURS OF 7:OOAM TO 3:30PM, ALL OTHER WORK UNTIL 6:OOPM. mL__. KEYNOTES: I J I/ 1 / / /I i � Ir r i 1 I � I I t / I'd V 1. DEMOLITION OF EXISTING STRUCTURES - ALL MATERIALS TO BE REMOVED FROM SITE / TO BE PLACED IN PROPER CONTAINER AS SOON AS POSSIBLE. AT END OF WORKDAY ALL / DEBRIS AND LITTER TO BE PICKED UP, AND PROPERLY DISPOSED OF. 2. DUST - A WATER TRUCK SHALL BE USED TO WET SLOPES AND ROADWAYS AS OFTEN AS NEEDED TO CONTROL DUST. LOCAL ORDINANCES SHALL BE FOLLOWED TO ENSURE 557 SAND FILTER #3 COMPLIANCE WITH CURRENT WATER CONSERVATION MEASURES. � X TF �I�/ / _ 3. OILS/LUBRICANTS -ANY ROUTINE LUBRICATION OF CONSTRUCTION EQUIPMENT THAT / %� 5s8 WILL BE PERFORMED ON -SITE WILL BE DONE ONLY AS NEEDED AND PERFORMED ONLY / BY COMPETENT, AND AUTHORIZED PERSONNEL. EQUIPMENT SHALL NOT BE PARKED .00 OVER OR IN THE IMMEDIATE VICINITY OF ACTIVE STORM DRAINAGE STRUCTURES OR Lo DRAINAGE WAYS WHILE PERFORMING THIS FUNCTION. / 4. CLEARING, GRADING, EXCAVATING, AND UN -STABILIZED AREAS - FOLLOW EROSION AND SAND FILTER #2 SEDIMENT CONTROL PLAN. - �* / 5. PAVING OPERATIONS - COVER STORM DRAIN INLETS AND USE DRIP PANS AND s / ABSORBENT/OIL DRY FOR ALL PAVING MACHINES TO LIMIT LEAKS AND SPILLS. 6. CONCRETE WASHOUT AND CEMENT WASTE - DIRECT CONCRETE WASH WATER INTO A LEAK -PROOF CONTAINER OR LEAK -PROOF SETTLING BASIN THAT IS DESIGNED SO THAT SAND FILTER #1 NO OVERFLOWS CAN OCCUR. LOCATION SHALL BE OUTSIDE OF STORMWATER I CONVEYANCE AND APPROVED BY ENGINEER. I 7. STRUCTURE CONSTRUCTION, STUCCO, PAINTING, AND CLEANING - ENCLOSE OR COVER 1 4 MATERIAL STORAGE AREAS. MIX PAINT INDOORS IN A CONTAINMENT AREA OR IN A / I FLAT UNPAVED AREA. PREVENT THE DISCHARGE OF SOAPS, SOLVENTS, DETERGENTS ` 3 AND WASH WATER, PAINT, FORM RELEASE OILS AND CURING COMPOUNDS. 1 8. DEWATERING OPERATIONS - DEWATERING TO BE DIRECTED IN SUCH A MANNER NOT TO CAUSE ADDITIONAL EROSION. 9. MATERIAL DELIVERY AND STORAGE - DESIGNATED AREAS FOR MATERIAL DELIVERY AND STORAGE. r \ �\ \ \• �, \ / ��� 10 MATERIAL USE DURING BUILDING PROCESS FOLLOW MANUFACTURERS ( INSTRUCTIONS. 11 SOLID WASTE DISPOSAL - WASTE COLLECTION AREA WILL NOT RECEIVE A SUBSTANTIAL AMOUNT OF RUNOFF FROM UPLAND AREAS AND DOES NOT DRAIN DIRECTLY TO A I / WATERWAY. CONTAINERS HAVE LIDS COVERED BEFORE PERIODS OF RAIN, OR ARE IN A z \� �\ �� ��\/ �\ f / / COVERED AREA. SCHEDULED COLLECTION TO PREVENT OVERFILLING. MATERIALS NOT TO BE BURIED ON -SITE. LOCATION TO BE APPROVED BY ENGINEER. 12. SANITARY WASTE - CONVENIENT AND WELL -MAINTAINED PORTABLE SANITARY Co\�\ FACILITIES WILL BE PROVIDED BY CONTRACTOR, AND LOCATED AWAY FROM WATERWAYS OR INLETS. SUCH FACILITIES SHALL BE REGULARLY MAINTAINED. I - 13. LANDSCAPING OPERATIONS - APPLY FERTILIZERS IN ACCORDANCE WITH J I I MANUFACTURER'S RECOMMENDATIONS AND NOT DURING RAINFALL EVENTS. SEE LANDSCAPING PLAN FOR LANDSCAPED LOCATIONS. 14 WASH WATERS - TO BE DIRECTED IN SUCH A MANNER NOT TO CAUSE ADDITONAL EROSION. MINIMIZE THE DISCHARGE OF POLLUTANTS FROM EQUIPMENT AND VEHICLE WASHING. / 567 � r r � / / 4 a � i 20 0 20 40 scale 10 feet L3 :L ID: 06000-00-00-078AO TAX MAP: 60-78A JNTY OF ALBEMARLE SCHOOLBOARD DB: 287/414 SING: RURAL AREAS USE: OFFICE DIA/CA COCCnnCnIT- �! ,NLTH of N MILES BR LEY JENSEN� Lic. No.0402051131 - — — _ 03/26/2020 IDNAI f� DRAWN BY: TJS J RIVANNA WATER AND GRADING PLAN FILE NO. DESIGNER: MAM C3 •O PHONE:262.646.6855 SEWER AUTHORITY ALBEMARLE-BERKELEY PUMP STATION 154511 gJW 501 MAPLE AVENUE DATE CHECKED BY: DELAFIELD, WI 53018 ALBEMARLE COUNTY VA STORAGE BASIN DEMOLITION 03/26/2020 OF DESIGN TEAM NO. BY DATE REVISIONS SEH www.sehinc.com ra AM 9 oi- am M q It YJ it ar REMOVE 8" CONCR-1 FILL TO MATCH WIT CIL low _7 -5, Al DAR :TE WALLS, SAND, AND PEA GRAVEL.1. i EXISTING GROUND. ILry 'w_ - foopi PIT Imp W, DRAWN BY: TJS DESIGNER: MAM CHECKED BY: BJW DESIGN TEAM NO. BY 15 • i4w Ow" i j� , , • t � & off.0 it1. 7� 1111, AllP. Ulf,a. MAP a. :,A,Z 1. WE 4S "d 1 .4VJa A,L i. m k �jI. 54 it !7 F Irr.N JAI 15 aY el • ti e. DEMOLISH POWER POLE AND 4. 4 14, 1. CHLORINATION FACIILTIES 01% z 40-4 Nkk MR oia '7 Ilk -Z aY 00 • Lu sr 'I . -vo Al oil a _I*v t ,4 4 AV tit awl 1 "IF 'Ile '11§ 6 Al k W11 L M & MAI to] mm RVA I I I WA 110"1110 [me] :101110 1 om _7Z WOE 4 A- I MEl. ZL IEL k. to ;1• AV' yY Ix 0 rl `. •Yj 11 10 -�tzw- gr 0 . Mg t e­ 1: 'A 11 -fie b Y. y is 7% w 7A, j t, , N.W—x. 2; OW:'07 J,sr i '5Tl _aF.-- QAMAU ­td A.