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Plans 5Td�Oft—a( 6/ -- ROOT 1 22_F Set/ ,,e °; l r Contractor is responsible to check . PROTECTION site plans and notify designer of � 48.00' ZONE O any errors or omissions prior to h ............ start of construction. Plans and hbbl hb�� WET WEATHER EROSION NOTES: specifications shall be approved , 1. DURING WET WEATHER SEASON by local building officials prior �� (OCTOBERI-APRIL 30)ALL SOILS to the start of any construction. SILT FENCE iill EXPOSED FOR MORE THAN 2 DAYS - SHALL BE COVERED WITH PLASTIC (TYPICAL) �� .,, b SHEETING,OR A 2-INCH LAYER OF 11111 - 1,..,', * A MULCH,BARK,WOOD CHIPS, SITE LEGEND: 1 \ SAWDUS POTENTIAL TO MINIMIZE Utility Symbols: ',�, 1'` i__ MULCH 2. EXPOSED SOILS SHALL BE SEEDED, o� FIRE HYDRANT ' �I ESTAB NO LATER THAN SEPTEMBER 1ST. K GRAS: 1111 CATCH BASIN PROPOSED a r 7-0" EROSION CONTROL OTES: FENCE STREET LIGHT I u ECK 1. A STABILIZED GRAVEL SANITARY SEWER AREA CONSTRUCTION ENTRANCE SHALL BE Mme., ... '.'..,r INSTALLED AS FIRST SITE STORM DRAIN 2857 in ACTIVITY. 3 "RED •OD th . ' AMN CAN •—.'-' . EROSION CONTROL MEASURES WATER LINE ' eeEEP SHALL BE INSPECTED DAILY AND ' `""34-0" MAINTAINED AS NECESSARY TO Fence Types: {", ovERA E, a ENSURE THEIR FUNCTION. 6'-0" WOOD FENCE ; CONTROL MEASURES SHALL BE KEPT IN PCE UNTIL ' PERMANENT GROUND COVER IS ESTABLISHED.T.O.S. Tree Types: 1= GARAGE 572.10 / 464 5q Ft CORNUS FLORIDA I PROVIDE RAVEL STAGING a 'FLOWERING DOGWOOD' ►A G 7'-0 VEWAY. (2"EA MIN QAT UARRY SPALLS 2"MIN CAL. '-0" 6 J17-4 :6p FRAXINUS OXYCARPA FOR SINGLE FAMILY SITES). r .:�t �� 8'-0"P.U.E ., \ ' 'RAYWOOD ASH' or MIN CAL. .t _ co ACER CAMPESTRE , I,'4"A.' a°-- I ,�A"; o 'HEDGE MAPLE' -0_- o ,frik. li. r' S' " E e 2"MIN CAL. rfrTIGl�R® , iT WID NC 4 a Ob. • ' EXACT LOCATION ON LOTTO BE DETERMINED �Qt� ''IPA,: :AT THE TIME OF HOUSE CONSTRUCTION. ; proved Ly Planning �:F _ 1 IIV� )r te: MeV , � � o *\ METER WATER EXISTING TREE 1���� �� L L.I e!S: s,/ / SANITARY G'� ORM LATERAL LATERAL SW MADDIE LN R.".c. EXISTING TREE 6 O t- VaiL r'. . v PROPOSED COVERAGE AREA: REVISIONS s Street Address: MINIMUM BUILDING SETBACKS DRAWN: 11-07-2017 MJG SITE PLAN - HOUSE: 1,138 Sq.Ft. GENERAL REQUIREMENTS FOR LOTS . I GARAGE: 464 Sq.Ft. N A D E L I N E HEIGHTS COVERED ENTRY: 62 Sq.Ft. FRONT HOUSE: 15 FT. (From P.L.) 3 �.-©. M 13228 SW MADDIE LN 11807 N.E. 99th Street COVERED DECK: 117 Sq.Ft. FRONT PORCH 15 FT. (From P.L.) .4 Suite 1170 PATIO: (IMPERVIOUS) 168 Sq.Ft. GARAGE: 20 FT. (From P.L.) I CITY OF TIGARD, WASHINGTON CO, OREGON HOME SITE #1 1 DRIVEWAY: (IMPERVIOUS) 347 Sq.Ft. 0 20' LOCATED IN THE NE 1/4 OF SECTION 9, Vancouver, WA 98682 TOTAL COVERED/IMPER. AREA:...2,296 Sq.Ft. REAR YARD: 15 FT. (From P.L.) I TOWNSHIP 2 SOUTH,RANGE 1 WEST,WILLAMETTE MERIDIAN Office: 360.258.7900 SIDE YARD: 5 FT. (From P.L.) 5,478 Sq.Ft. 80% MAX. ALLOWABLE: =4,410 Sq.Ft. STREET SIDE: 10 FT. (From P.L.) PROPOSED COVERAGE % =41.9% SCALE: 1" = 20'-0" GRADING, STREET AND UTILITY EROSION AND SEDIMENT CONTROL CONSTRUCTION NOTES 1, SEED USED FOR TEMPORARY OR PERMANENT SEEDING SHALL RE COMPOSED OF ONE OF THE FOLLOWING MIXTURES, UNLESS OTHERWISE AUTHORIZED: d A. VEGETATED CORRIDOR AREAS REQUIRE NATIVE SEED MIXES. IL. 2 SEE RESTORATION PLAN FOR APPROPRIATE SEED MIX, '�" "� !F :Q B.DWARF GRASS MIX(MIN. 100 1B,/AC,) - I O 0 1. DWARF PERENNIAL RYEGRASS(80%BY WEIGHT) ,� I- Z C? & .. TAX LOT 2. CREEPING RED FESCUE(20%BY WEIGHT) - - _ _ o 251 RAC C. STANDARD HEIGHT GRASS MIX(MIN. 100LB./AC.) a - o 1. ANNUAL RYEGRASS(40%BY WEIGHT) (] - r Iu C 1400 666. rn / 2. 'TURF-TYPE FESCUE(60%BY WEIGHT) /W�,I Q �}r' (n ^� ., ,� 66l.0 FG {I' TEMPORARY SEEING TO APPLIED ETWEEN SEPTEMBER 10 dc SEPTEMBER 15, 2014 TO ENSURE TH�FiVBIGETAT�I LU I 06 = C� N d sy$ o w D o- nti 5090 rn •5521 f BECOMES ESTABLISHED PRIOR TO THE RETURN OF THE WET WEATHER PERIOD. W m Cl) Q ��aay ee�Ttt,, 2 Y '... _ � ..?z.,..... +� C7 \ R y" h �cY SOB.. FO 0 11 1 68TS Toe% F! Tom„ Q `•. d v / / 5�.5 F01 SLOPE TO LKING TEMPORARY OR PERMANENT SEEDING SHALL HAVE THE SURFACE NOXUGHEI'U�E 'F .I t*M WARE dJ ' o Q p p}-�o ) ! + TRACK-WALKING OZ THE USE OF OTHER APPROVED l.MPLEMENTS. SURFACE ROUGHENING IMPR IDD "� fN I�t1I1WO�`'� w F_ J s R i ° / f r o ! / ,�Q 5 J:r�`�a I REDUCES RUN-OFF VELOCITY.r! �J Q © 1 ! , p,.,,€ f .�� J © . � 1I ' 3. LONG TERM SLOPE STABILIZATION MEASURES SHALL INCLUDE THE ESTABLISHMENT OF PERtLYN€NI T , 9i I�.7I ,�V O g .t- 49 U n , / \ •-,_ - ,N *O J/ © /d'-,° /J / VIA SEEDING WITH APPROVED MIX AND. APPUCATION RATE. ED I- N l � . '? /4/1 Y � ' .../74" !!` ,/� > >V / J % / O I 4. TEMPORARY SLOPE STABIUZATION MEASURES SHALL INCLUDE: COVERING EXPOSED Sal WITH PLASTIC SHEETING, � I O /., / /J \} / 1 \) / JJJ J ! / y STRAW MULCHING,WOOD CHIPS. OR OTHER APPROVED MEASURES, Q U 5 r0 LOT 1 ` LOT 2 d' t 000 / / •3" 5. STOCKPILED SOIL OR STRIPPINGS SHALL BE PLACED IN A STABLE LOCATION AND CONFIGURATION. DURING"WET // // LOT 3 LOT 4 r LOT 5 // LOT 6 // LOT 7 LOT B J� "` WEATHER"PERIODS,STOCKPILES SHALL BE COVERED WITH PLASTIC SHEETING OR STRAW MULCH. SEDIMENT FENCE IS i J / . / REOUIRED AROUND THE PERIMETER OF THE STOCKPILE. ID y I /' / ��/ !/ / • J/ / p= 6. EXPOSED CUT OR FILL AREAS SHALL BE STABIUZED THROUGH THE USE OF TEMPORARY SEEDING AND MULCHING, \ I / /yny,/ // / EROSION CONTROL BLANKETS OR MATS,MID-SLOPE SEDIMENT FENCES OR WATTLES, OR OTHER APPROPRIATE +51l6 / --• -..� 5."---' / !/ / • / • !/ J/� MEASURES. SLOPES EXCEEDING 25%MAY REQUIRE ADDITIONAL EROSION CONTROL MEASURES. Q , ' � . / JU /NIL • JJ 1J III ` 7. AREAS SUBJECT TO WIND EROSION SHALL USE APPROPRIATE DUST CONTROL.MEASURES INCLUDING THE APPUCATION Z a. w ow .-� 1 O - a' w OF A FINE SPRAY OF WATER. PLASTIC SHEETING.STRAW MULCHING,OR OTHER APPROVED MEASURES. W .,,.� -- --- i -._. __._ ___ -,-- x 8. CONSTRUCTION EN"RANCES SHALL BE INSTALLED AT THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE 05 O � �--"-- --- •• i I DURATION OF THE PROJECT. ADDITIONAL MEASURES INCLUDING. BUT NOT LIMITED TO, TIRE WASHES, STREET SWEEPING. W w SIMBEINVIGISIREIMMESPROMMIZEd 14 1 AND VACUUMING MAY BE BE REQUIRED TO INSURE THAT ALL PAVED AREAS ARE KEPT CLEAN FOR THE DURATION OF CC / �I��r miler➢ei�>������e>.� .e sNE> F ai>% �s�»Ira�a+�rt Il�p�Il�rr01V'0 Q\.so+lam," C,tom T IK,;ITs,J 0 THE PROJECT. > 6- liX. +' "* 9.- ,--/-513 50�--� so p ora ',`Y +1 .+! ( it z Z m -�+- ,s► / � �-' i tall 41;14 4°' ' a 6 M 9. ACTIVE INLETS TO STORM WATER SYSTEMS SHALL BE PROTECTED THROUGH THE USE OF APPROVED INLET PROTECTION m © *+�,� 0 SW MADDIE LANE : J a Y .5 �Trz �T ;a V F3 m MEASURES. ALL INLET PROTECTION MEASURES ARE TO BE REGULARLY INSPECTED AND MAINTAINED AS NEEDED. a N. 2,.,„,0 2 -i, -� � r *•,� �,-.i4T;• '© t 3 10.SATURATED MATERIALS THAT ARE HAULED OFF-SITE MUST BE TRANSPORTED IN WATER-TIGHT TRUCKS TO ELIMINATE , � O(, � �.y1 imundeolim� �"t� r.. s.\vf SPILLAGE OF SEDIMENT AND SEDIMENT-LADEN WATER. tri Z rr Comcc � 1 BE _ 0�7���•� L•i•.t 1..,- - - •.s.,_.._ -- ,....,... ... .i,--7-- _• : s 609.. rn �41► _ BE rr!����//// V7I \ f . AN AREA SHALL PROVIDED fes?THE WASHING OUT OF CONCRETE TRUCKS IN A LOCATION THAT DOES NOT V 0 \ PROVIDE RUN-OFF THAT CAN ENTER THE STORM WATER SYSTEM. IF THE CONCRETE WASH-OUT AREA CAN NOT � �*!•b C•.J •��i•Q+q .I -. �"" -• -.� '•. \ CONSTRUCTED GREATER THAN 50'FROM ANY DISCHARGE POINT, SECONDARY MEASURES SUCH AS BERMS OR (n �� 4 �••i�i�•���ii•i•Z••+•'� r` \ K , F.�.TRRCT �w r 1 TEMPORARY SETTING PITS MAY BE REQUIRED. THE WASH-OUT SHALL BE LOCATED WITHIN SIX FEET OF TRUCK CO eO ,+:�•;."•-; �• I' i © ACCESS AND BE CLEANED WHEN IT REACHES 50%OF THE CAPACITY. D 0 a 5 580 STOCKPILE AREA A ri 0 KsryiX�.x ,CRAWL vw , MAINTAIN SILT FENCE AROUND BASE OF ,,1;563.1.114.111� 't■■1 561.60 FO CC 1 FOR L AO'XJlite C AWL PA x STOCKPILE(CWS DWG 875) 66..0 F{i 1, •\1 � x I' 12. SWEEPINGS FROM EXPOSED AGGREGATE CONCRETE SHALL NOT BE TRANSFERRED TO THE STORM WATER SYSTEM. Q' W I 4-ND ►I / i x e I 081.76 SWEEPINGS SHALL BE PICKED UP AND DISPOSED IN THE TRASH. i .., SE DVIO)PM s,0ccr$ - / T 1 1 / "/ iit I BBs F8 I-" ��_ -•- y I �, 0 rn '0 1 1`g�'� �'Mgr', 13.AVOID PAVING IN WET WEATHER WHEN PAVING CHEMICALS CAN RUN-OFF INTO THE STORM WATER SYSTEM, s g -- ,I LOT 16 Lar 16 `� 1A� Lor a -'-c.#-3.1-72-_ s' -''/X ' X._ '" ^x i.73 q FG 101 1 869 PG 14.USE BMPs SUCH AS CHECK-DAMS, BERMS. AND INLET PROTECTION TO PREVENT RUN-OFF FROM REACHING I 578 f tai 11 LOT 10 LP LOT 9 tl 'Yti XC - 'Az ,.. g62� DISCHARGE POINTS /� 7 1. -,� �, ..... - '� '. moi' 572 -1 yn° Ur / 669.o 1W 7/f "1) A 15.COVER CATCH BASINS,MANHOLES,AND OTHER DISCHARGE POINTS WHEN APPLYING SEAL COAT,TACK COAT. ETC TO �`���� Q -`�X i Xr-. ,,,,,,<-""" t / y 1589 0 �. ,' it "•681.00 ID / PREVENT INTRODUCING THESE MATERIALS TO THE STORM WATER SYSTEM, SA, / I�© i i // EROSION AND SEDIMENT CONTROL BMP IMPLEMENTATION J �'���H � in.. © �'.'-' I •'Qlit�c�\ JIo b' 1, ALL BASE ESC MEASURES(4NLET PROTECTION, PERfMETER SEDIMENT C(N3TROL,GRAVEL CONSTRUCT70N ENTRANCES, a ...,14 k ' © / _� '"- 10 me ®.' 1; III- «� x ETC.) MUST BE IN PLACE, FUNCTIONAL,AND APPROVED IN AN INITIAL INSPECTION, PRIOR TO COMMENCEMENT OF w iE '-' CONSTRUCTION ACTIVITIES. 5 $ ~ rex LOT / �ti 5 i © QA�, Fp �„ / 2. ALL"SEDIMENT BARRIERS (TO BE INSTALLED AFTER GRADING)" SHALL BE INSTALLED IMMEDIATELY FOLLOWING 257 9.8 C TAX LOT y o D �, ,� © 0 868A FG / ESTABLISHMENT OF FINISHED GRADE AS SHOWN ON THESE PLANS. oc .' s.o. 91 908 5900TAX LOT 251 211 959 ° p WOO __ TAX LOT 3A 669a ix a 'B!! 3. LONG TERM SLOPE STABIUZATION MEASURES "INCLUDING MATTING" SHALL BE IN PLACE OVER ALL EXPOSED SOILS BY u 251 908 TAX LOT WE0 OCTOBER 1. Q 14 5500 2S1 9DB TAX LOT 5400 2S1 908 r 4. THE STORM WATER FACIUTY SHALL BE CONSTRUCTED AND LANDSCAPED PRIOR TO THE STORM WATER SYSTEM A 53001 i FUNCTIONING AND SITE PAVING. s e I. 5 5. INLET PROTECTION SHALL BE IN-PLACE IMMEDIATELY FOLLOWING PAVING ACTIVITIES. . 0 STOCKPILE BMPS SOLID WASTE AND HAZARDOUS MATERIALS BMPs0 1 DMP LEGEND STABILIZE SOIL STOCKPILE AT REUSE AND RECYCLE CONSTRUCTION WASTES WHERE PRACTICAL. 6 END OF EACH DAY. PROPERLY STORE, APPLY, AND DISPOSE OF TOXIC OR OTHER HAZARDOUS MATERIALS. GRADE SO AS TO PREVENT PROVIDE WRITTEN SPILL PREVENTION PLAN AND RESPONSE PROCEDURES. ti8R„e S PONDING UPHILL OF STOCKPILE. TRAIN EMPLOYEES ON SPILL PREVENTION AND PROPER DISPOSAL PROCEDURES. ,,a`� -- LIMITS OF GRADING ® ���===JJJ , e 3 l n, INSTALL SEDIMENT FENCE PROVIDE REGULAR MAINTENANCE SCHEDULE FOR VEHICLES AND MACHINERY. GRADING LEGEND AROUND STOCKPILE. PROVIDE MATERIAL DELIVERY AND STORAGE CONTROLS, TRAINING AND SIGNAGE, - ----X--•X-• INSTALL SEDIMENT FENCE(CWS DWG 875) Ei� COVER STOCKPILE(CWS DWG MATERIAL USE, AND COVERED STORAGE AREAS FOR WASTE AND SUPPLIES• N -§ ^ INSTALL DOUBLE SEDIMENT FENCE DWG 875)WITH ORANGE -100 EXISTING CONTOUR 810). AS NECESSARY. 5 v-k •• LXX---XX- CONSTRUCTION FENCE BEHIND IT C ��- 7 w�� i 424 PROPOSED CONTOUR g i INSTALL ORANGE CONSTRUCTION FENCE 0 PI ,a INSTALL TREE PROTECTION FENCING UE Alt EXISTING TREE PERMIT TO REMAIN - ,, ., THESE EROSION AND SEDIMENT CONTROL PLANS TOPE AREA O ASSUME "DRY WEATHER" CONSTRUCTION. "WET SLOPE BOUNDARY �r��!• INSTALL GRAVEL CONSTRUCTION ENTRANCE(CWS DWG 855) F H/2 BUT 2 FT. At WEATHER" CONSTRUCTION MEASURES NEED TO BE GRADING SETBACK DIMENSIONS MINIMUM AND TO 4 'fit' INSTALL INLET PROTECTION(CWS DWG 915 OR 920) © - APPLIED BETWEEN OCTOBER 1ST AND MAY 31ST. N.T.S. FT.MAXIMUM - : INSTALL OUTLET PROTECTION (CWS DWG 820) HO / '8394' 2 PERMIT all CWS EROSION CONTROL DETAILS REFERENCED AREA TCC OF CUT OR FILL S2 INSTALL BIO BAGS lO HEREON CAN BE FOUND ON SHEET 25. BOUNDARY SLOPE SLOPE ii. In®p CONSTRUCT KEYSTONE RETAINING WALL JU H/2NATURAL OR .Y9' Y11 t- SCALE AND 20 FT.MAX MINIMUM FTNISW GRADE c',MEL`�� UK CONSTRUCT ULTRA BLOCK WALL O 30 0 15 30 /OM�S NM . FOR GRADING SECTIONS // STAGING, EQUI ENT MAINTENANCE,FUEL.PORTA-POTTY AND SOLID SHEET/ C C do D-D SEE SHEET 9 / �i WASTE AREAL Y g 8 K, CONCRETE WASHOUT O NATURAL OR o FINISH GRADE �� o 25 z CITY OF TIQARD CASE NO.BU82018.00003 s'