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HomeMy WebLinkAboutBLD2021-00046-05- Drainage PlanL = 2 1 3 . 9 7 , R = 6 8 6 . 3 0 D = 1 7 . 8 6 6 0 ' R . O . W . 60' EASEMENT S0° 04' 36"W196.77'DRAINAGE NOTES:1. ALL CONSTRUCTION SHALL CONFORM WITH THESE PLANS AND THE W A S H I N G T O N S T A T E D E P A R T M E N T O F TRANSPORTATION STANDARD PLANS FOR ROAD, BRIDGE AND MUNI C I P A L C O N S T R U C T I O N . 2. CONTRACTOR SHALL NOTIFY UTILITY LOCATOR SERVICE AND ARRA N G E F O R F I E L D L O C A T I O N A N D M A R K I N G O F A L L UNDERGROUND UTILITIES IN AFFECTED AREAS PRIOR TO CONSTRU C T I O N . 3. ALL STORM DRAIN PIPING SHALL BE PVC. PVC PIPING IN TRAFFIC AR E A S T O B E S D R 3 5 P I P E C O N F O R M I N G W I T H A S T M SPECIFICATION D3034.4.FINAL ELEVATIONS, GRADES, AND ACTUAL PIPE LOCATIONS ARE TO B E D E T E R M I N E D B Y O T H E R S S U C H T H A T T H E FINAL ELEVATIONS AND DRAINAGE PATTERNS CONFORM WITH THE P L A N A N D D E T A I L S H E R E O N . A N Y C H A N G E S MUST BE APPROVED BY THE ENGINEER PRIOR TO CONSTRUCTION.5. THIS DRAINAGE SYSTEM MUST BE INSPECTED AND CERTIFIED TO TH E C O U N T Y B Y T H E E N G I N E E R . C O N T A C T ZENOVIC & ASSOCIATES, INC. AT LEAST 48 HOURS PRIOR TO TIME O F I N S P E C T I O N . 2 0 ' S E T B A C K 5' SETBACK5' SETBACK 20' FORESTRY SETBACK S 8 9 ° 5 9 ' 5 1 " E 1 1 1 9 . 4 2 ' S 8 9 ° 5 9 ' 5 1 " E 1 0 3 7 . 6 5 ' 30' NOTRAFFIC ZONE O A K B A Y R O A D LEGEND:... PROPERTY BOUNDA R Y ... PROPERTY SETBACK... PROPERTY EASEMEN T ... BUILDING FOOTPRIN T ... BUILDINGS ROOF ED G E ... SEPTIC SYSTEM... STORM LINE... RIGHT OF WAY CENT E R L I N E ... DECK/PORCH... PROPOSED DRIVEWA Y ... CONCRETE SURFACE S ... EXISTING ROADWAY... EXISTING MOUND OF M A T E R I A L ... TRANSITION ZONE... VEGETATED BUFFER... DIRECTION GRADE S L O P E S 12%±12%±50'XXXXXXXXXXXRESERVEAREA E R O S I O N C O N T R O L N O T E S : 1 . A L L E R O S I O N C O N T R O L M E A S U R E S S H A L L B E C O N S T R U C T E D A N D M A I N T A I N E D I N A C C O R D A N C E W I T H T H E R E Q U I R E M E N T S O F T H E S T O R M W A T E R M A N A G E M E N T M A N U A L F O R W E S T E R N W A S H I N G T O N ( D O E , 2 0 1 4 ) . 2 . A L L D I S T U R B E D A R E A S , E X C E P T T H O S E O N W H I C H A C T I V E C O N S T R U C T I O N I S T A K I N G P L A C E , S H A L L B E E I T H E R S E E D E D A N D M U L C H E D O R P R O T E C T E D W I T H A P P R O P R I A T E P L A S T I C S H E E T I N G W I T H I N 2 D A Y S O F D I S T U R B A N C E B E T W E E N O C T O B E R 1 A N D A P R I L 3 0 A N D W I T H I N 7 D A Y S B E T W E E N M A Y 1 A N D S E P T E M B E R 3 0 . 3 . T H E P R O P O S E D D R I V E W A Y W I L L S E R V E A S A S T A G I N G A R E A A N D E N T R A N C E T O T H E C O N S T R U C T I O N S I T E , D U R I N G C O N S T R U C T I O N A C T I V I T I E S . T H E E N T R A N C E W I L L B E R E S U R F A C E D A S N E E D E D T O P R E V E N T T R A C K O U T . 4 . A L L E R O S I O N C O N T R O L M E A S U R E S S H A L L B E I N S P E C T E D W E E K L Y A N D A F T E R M A J O R S T O R M E V E N T S . A N Y D E F I C I E N C I E S S H A L L B E R E P A I R E D I M M E D I A T E L Y . 5 . A N Y M U D T H A T I S C A R R I E D O F F S I T E B Y V E H I C L E W H E E L S A N D D E P O S I T E D O N P U B L I C R O A D W A Y S S H A L L B E C L E A N E D U P I M M E D I A T E L Y . 6 . A D J A C E N T P R O P E R T I E S S H A L L B E P R O T E C T E D F R O M S E D I M E N T D E P O S I T I O N B Y A P P R O P R I A T E U S E O F V E G E T A T I V E B U F F E R S T R I P S , S E D I M E N T B A R R I E R S O R F I L T E R S , D I K E S O R M U L C H I N G , O R B Y A C O M B I N A T I O N O F T H E S E M E A S U R E S . 7 . T H E T E S C M E A S U R E S S H O W N O N T H I S P L A N R E P R E S E N T T H E M I N I M U M R E Q U I R E M E N T S R E Q U I R E D T O C O M P L Y W I T H T H E T E R M S A N D C O N D I T I O N S O F T H E P R O J E C T P E R M I T . T H E C O N T R A C T O R S H A L L B E R E S P O N S I B L E T O E N S U R E T H E E R O S I O N C O N T R O L M E A S U R E S U S E D A R E F U N C T I O N I N G E F F E C T I V E L Y A N D T H E S I T E C O N T I N U A L L Y C O M P L I E S W I T H T H E P E R M I T R E Q U I R E M E N T S . A N Y A D D I T I O N A L E R O S I O N C O N T R O L M E A S U R E S R E Q U I R E D D U R I N G T H E C O U R S E O F T H E P R O J E C T W I L L B E T H E S O L E R E S P O N S I B I L I T Y O F T H E C O N T R A C T O R . N O T E : A L L D I S T U R B E D A R E A S T O B E R E M E D I T A T E D F O R S O I L Q U A L I T Y A N D D E P T H P E R B M P T 5 . 1 3 ( S T O R M W A T E R M A N A G E M E N T M A N U A L F O R W E S T E R N W A S H I N G T O N ) A T T H E C O N C L U S I O N O F T H E P R O J E C T A N D S E E D E D W I T H T H E M E A D O W S E E D M I X B E L O W O R A P P R O V E D E Q U A L . S E E S H E E T 4 F O R A D D I T I O N A L D E T A I L S 9 0 M E A D O W S E E D M I X S E E D T Y P E R E D F E S C U E W H I T E D U T C H C L O V E R R E D T O P O R C O L O N I A L B E N T G R A S S % W E I G H T % P U R I T Y % G E R M I N A T I O N 7 0 1 0 2 0 9 8 9 8 9 2 9 0 8 5 1 . S E E D T O B E A P P L I E D A T A R A T E O F 1 2 0 l b s / a c r e . 2 . M U L C H T O B E A P P L I E D A T A M I N . R A T E O F 1 5 0 0 l b s / a c r e W I T H 3 % T A C K I F I E R . 3 . F E R T I L I Z E R ( 1 0 - 4 - 6 N - P - K ) T O B E A P P L I E D A T A R A T E O F 9 0 l b s / a c r e . 30'MIN. 2 0 % ± 7 % ± 2 0 % ± 4 0 % ± INSTALL SPLASHBLOCKS PER DETAIL B/2 PROPOSED30x40 SHOP1,496 S.F.ROOF AREAPROPOSEDDRIVEWAY3,955 S.F.PROPOSEDCONCRETESIDEWALK 150 S.F.PROPOSED DRAINFI E L D A N D RESERVE AREAS (B Y O T H E R S ) I N S T A L L D I S P E R S I O N T R E N C H W I T H T Y P E 1 C A T C H B A S I N P E R D E T A I L A & B / 3 PROPOSED SEPTIC TANK & P U M P CHAMBER (BY OTHERS)INSTALL 4"Ø PVC DOWNSPOUTTIGHTLINE; SLOPE @2% MIN.TO DISPERSION TRENCH EXISTING DRAINFIELD TO BEREMOVED/ABANDONEDINSTALL APPR O X . 2 0 0 L . F . O F SILT FENCE PE R D E T A I L A / 2 PROPOSED SFR3,512 S.F. ROOF AREAEAGLE RIDGE ROAD SHEET FLOW, 2'GRAVEL TRANSITIONZONE & 10'VEGETATED BUFFER N A T I V E V E G E T A T E D A R E A WATER & POWER SERVICESADJACENT TO DRIVEWAY 4"Ø PVC SEWER LINESSLOPE @ 2% MIN. A P P R O X I M A T E L O C A T I O N O F E X I S T I N G G R A D E B R E A K S APPROXIM A T E L O C A T I O N O F EXISTING G R A D E B R E A K EMAIL: ZENOVIC@ZENOVIC.NET S H E E T TITLE: CLIENT: O F F I L E : J O B N O : S C A L E : D A T E : SITE PLAN 4 1 PORT ANGELES, WA 98362 301 EAST 6TH ST. SUITE 1 FAX: (360) 417-0514 PHONE: (360) 417-0501Z INCORPORATED ENOVIC & ASSOCIATES 0 Scale: 1" = 80'80'160'240' 1 " = 8 0 ' 7 / 2 2 / 2 0 2 1 2 0 2 9 3 - E 2 2 0 2 9 3 LEXAR HOMES 92 KALA SQUARE PLACE PORT TOWNSEND, WA. 98368 SITE DRAINAGE PLAN FOR OWNES, JEFFERSON COUNTY WASHINGTON - PARCEL NO. 921-185-001 S E T H J R O D M N P R O F E S S I O N A L E N G I N E ER STA T E O F W A S H I N G T O N R E G I S T E R E D 5 3 7 7 7 A . *This site plan is for the proposed New Single Family Residence only (A.H, 7/23/2021) * J u l 2 2 2 0 2 1 J u l 2 3 2 0 2 1 J u l 2 3 2 0 2 1 12" MIN.2' MIN.4"MIN.4"MIN.24" MIN.6"±INSTALL 2"X 2" X 48" WOOD STAKESAT 6' O.C. MAX. (8' MAX. WITH WIREBACKING)SILTATION FENCE (PE R M A - T E X S I L T FENCE OR EQUIVALEN T ) ORI G I N A L G R O U N D BURY BOTTOM OF SILTATION FENCE IN 4"WIDE X 4" DEEP TRENCH; BACKFILL WITHNATIVE SOIL OR 34"-112" WASHED GRAVEL2" X 2" WOOD STAKESILTATION FENCENATIVE SOIL BACKFILL OR 34"- 1 1 2 " WASHED GRAVELWRAP SILTATION FENCE ALONGBOTTOM AND BACK SIDE OF TRENCHAS SHOWN 3 ' 6 " R O O F D O W N S P O U T S E R V E S U P T O 7 0 0 ' S . F . O F R O O F D O W N S P O U T E X T E N S T I O N S P L A S H B L O C K P E R M A N U F A C T U R E 5 0 ' M I N . V E G E T A T E D F L O W P A T H EMAIL: ZENOVIC@ZENOVIC.NET S H E E T TITLE: CLIENT: O F F I L E : J O B N O : S C A L E : D A T E : DRAINAGE DETAILS - 1 OF 3 4 2 PORT ANGELES, WA 98362 301 EAST 6TH ST. SUITE 1 FAX: (360) 417-0514 PHONE: (360) 417-0501Z INCORPORATED ENOVIC & ASSOCIATES N T S 2 / 3 / 2 0 2 1 2 0 2 9 3 - E 2 2 0 2 9 3 LEXAR HOMES 92 KALA SQUARE PLACE PORT TOWNSEND, WA. 98368 SITE DRAINAGE PLAN FOR OWNES, JEFFERSON COUNTY WASHINGTON - PARCEL NO. 921-185-001 S E T H J R O D M N P R O F E S S I O N A L E N G I N E ER STA T E O F W A S H I N G T O N R E G I S T E R E D 5 3 7 7 7 A . 1' MIN.1' MIN.PER PLAN NOTCHED GRADE BOARD 2"X2"NOTCHES 18" O.C.TYPE 1 CATCH BASIN W/SOLIDCOVER SEE DETAIL B/3INFLUENT PIPE CLEAN OUT WYE FROM PIPECLEAN OUT WYE FROM PIPEEND CAP OR PLUG END CAP OR PLUG4" PERFORATED PVC INSTALL LEVEL 2"X12" PRESSURE TREAT E D G R A D E B O A R D 4"X4" PRESSURE TREA T E D S U P P O R T P O S T G A L V A N I Z E D B O L T S D R A I N R O C K F I L T E R F A B R I C , T Y P A R # 3 4 0 1 O R A P P R O V E D E Q U A L 6" MIN. 12"MIN. PLAN S E C T I O N A - A G R A D E B O A R D 2" 1" 2 " 1 8 " O . C . NOTES:1. TRENCH AND GRADE B O A R D M U S T B E I N S T A L L E D L E V E L . 2. SUPPORT POST SPACI N G A S R E Q U I R E D T O E N S U R E G R A D E B O A R D R E M A I N S L E V E L P E R W . S . D . O . T . S T D B - 1 C O N C R E T E C A T C H B A S I N , T Y P E 1 4 " Ø P V C S T O R M P I P E P V C E L B O W G R O U T C O L L A R ( T Y P . ) I N S T A L L R I S E R S E C T I O N S A S N E E D E D T O O B T A I N P R O P E R H E I G H T B O L T D O W N L I D S E T L I P O F B O X A T G R A D E E Q U A L T O O L Y M P I C F O U N D R Y P N : S M 6 0 B H 4"Ø 6" MIN. 44" 18" MIN. EMAIL: ZENOVIC@ZENOVIC.NET S H E E T TITLE: CLIENT: O F F I L E : J O B N O : S C A L E : D A T E : DRAINAGE DETAILS - 2 OF 3 4 3 PORT ANGELES, WA 98362 301 EAST 6TH ST. SUITE 1 FAX: (360) 417-0514 PHONE: (360) 417-0501Z INCORPORATED ENOVIC & ASSOCIATES N T S 2 / 3 / 2 0 2 1 2 0 2 9 3 - E 2 2 0 2 9 3 LEXAR HOMES 92 KALA SQUARE PLACE PORT TOWNSEND, WA. 98368 SITE DRAINAGE PLAN FOR OWNES, JEFFERSON COUNTY WASHINGTON - PARCEL NO. 921-185-001 S E T H J R O D M N P R O F E S S I O N A L E N G I N E ER STA T E O F W A S H I N G T O N R E G I S T E R E D 5 3 7 7 7 A . METHOD 1AMENDING EXISTING TOPSOIL OR SUBSOIL IN TURF ARE A S PLACE 1.75" COMPOST MATERIAL ROTOTILL COMPOST TO MIN. 8" SETTLEDDEPTH2"10" 8" 12" SCARIFY/ROTOTILL EXISTINGSOIL TO 10" MIN. DEPTH10"METHOD 2REPLACING STRIPPED TOPSOIL IN TURF AND PLANTING AREASPLACE 8" SETTLED DEPTHTOPSOIL (AMENDED IF NEEDED)8" 12" SCARIFY/ROTOTILL EXISTINGSOIL TO 4" MIN. DEPTH 4"GENERAL NOTES:1. CONTRACTOR/OWNER HAS THE OPTION OF IMPLEMENTING EITHER METHOD 1 OR METHOD 2 TO F U L F I L L T H I S R E Q U I R E M E N T . 2. TOPSOIL LAYER SHALL HAVE A MINIMUM DEPTH OF 8 INCHES EXCEPT WHERE TREE ROOTS LIMIT T H E D E P T H O F T O P S O I L AMENDMENT INCORPORATION.3. SUBSOILS SHALL BE SCARIFIED TO A MINIMUM DEPTH OF 4 INCHES TO ACHIEVE A TOTAL "LOOSE" D E P T H O F 1 2 I N C H E S 4. TOPSOIL SHALL HAVE A MINIMUM ORGANIC CONTENT OF 10% DRY WEIGHT IN PLANTING BEDS, A N D M I N I M U M 5 % O R G A N I C MATTER IN TURF AREAS, AND A pH FROM 6.0 TO 8.0 OR MATCHING THE pH OF THE UNDISTURBED S O I L . 5. TURF AREAS SHALL BE WATER OR ROLL COMPACTED TO 85% MAXIMUM DRY DENSITY6. RAKE SMOOTH AND REMOVE WOODY DEBRIS AND ROCKS LARGER THAN 1" IN DIAMETER (2" FOR P L A N T I N G A R E A S ) . STEP 1STEP 2STEP 3STEP 1STEP 2 EMAIL: ZENOVIC@ZENOVIC.NET S H E E T TITLE: CLIENT: O F F I L E : J O B N O : S C A L E : D A T E : DRAINAGE DETAILS - 3 OF 3 4 4 PORT ANGELES, WA 98362 301 EAST 6TH ST. SUITE 1 FAX: (360) 417-0514 PHONE: (360) 417-0501Z INCORPORATED ENOVIC & ASSOCIATES N T S 2 / 3 / 2 0 2 1 2 0 2 9 3 - E 2 2 0 2 9 3 LEXAR HOMES 92 KALA SQUARE PLACE PORT TOWNSEND, WA. 98368 SITE DRAINAGE PLAN FOR OWNES, JEFFERSON COUNTY WASHINGTON - PARCEL NO. 921-185-001 S E T H J R O D M N P R O F E S S I O N A L E N G I N E ER STA T E O F W A S H I N G T O N R E G I S T E R E D 5 3 7 7 7 A .