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Plans /31-(0 20/S--- OPc3/3 /9 3 o Sw 1,ZtPyKr-r__ Areas/Structures OD `RC' _ o Address TOTAL PARCEL AREA: 20,328 S.F. � �r - - - Parcel X4300 ,. STRUCTURES 4 I. '` _ O O O 11930 S.W. 72nd Avenue HOUSE: 1,304 S.F. Tigard, Oregon 97223 SHED GE. 898 S.F. ARD, OREGON • C ECE 1 i�E I TOTAL: 2,351 S.F. /'` i 0 NOV 3 2015 OF 4 General Notes -223 CITY ING TIGARD IVI oN 23 !l i l "30 MPH" o 1. EROSION CONTROL MEASURES TO COMPLY WITH CURRENT i I S88°42'4 I CITY OF TIGARD AND CLEAN WATER SERVICES (CWS) IS ;l I I ° ! 5.00' 0 STANDARDS. SEE ATTACHED CWS DETAILS AND GENERAL ! ! I -1/4:, _ S88°42'41"E 43.7 EROSION CONTROL NOTES. I� X —X x x — x x — x x x x x -X — 2. CONTRACTOR TO PROVIDE SILT FENCING ALONG THE �' •PROJECT FRONTAGES WITH CLINTON, 72ND AND DARTMOUTH z22 ij \ �S ED-- 229 x C STREETS. i I ( `� lti — - - - -- - — 3. COORDINATE WITH CITY EROSION CONTROL INSPECTOR ON i P l © 1' L Illil OCATION FOR CONSTRUCTION ENTRANCE(S) AND TO V T 0 DETERMINE IF A SINGLE CONSTRUCTION ENTRANCE AT THE o ��/J/ __ _ 1 CLINTON FRONTAGE IS ACCEPTABLE TO SERVE ALL SITES. ?zj I I I I ,' I 4. INSTALL INLET PROTECTION AT ALL INLETS ADJACENT TO LLJ �N \ SITE AND AT INTERSECTION OF DARTMOUTH AND 72ND. , II • I HOUSE _ ' II 6. OBTAIN INSPECTION AND APPROVAL OF INSTALLED EC \ Z 3 I / D1 MEASURES PRIOR TO COMMENCING ANY LAND DISTURBING F .II Li 1 \ / -Alm N.\ /'• ACTIVITIES ON THE SITE. I I `2 7. CONTRACTOR TO DETERMINE EXISTENCE OF SEPTIC TANKS '20 Q II \ •I !_ / i� "�/1//_._L_�— —.` 26 / 77 AND LEACH FIELDS ON SITE. DECOMMISSION TANKS BY 0 `� PUMPING THEN REMOVING AND BACKFILLING USING Z ' � 3 II - r D1 / I /' APPROVED COMPACTED FILL. REMOVE ALL PIPING AND N , O ' I GARAGE /- 7 ` / I B ACKF IL L USING APPROVED COM P ACTED FILL. COMPACTION a TO BE DOCUMENTED BY PROJECT GEOTECHNICAL ENGINEER. i9 13 (.0 / DECOMMISSIONED AND REMOVED TANKS TO BE DISPOSED OF CO ; I �/_II ' /,/ AS REQUIRED BY THE CITY OF TIGARD. ! I I • . , • © i 2, 1 °` ' �l a �• � LID O� 1- . • t . v'.'. / i ,, 3i — ❑ .. ,__ — I CV Demolition Keynotes a° _ _ _ _ — _ — x— Dl. REMOVE BUILDING D4. REMOVE CONCRETE , 3 ► co I – , o D2. REMOVE ASPHALT D5. REMOVE GRAVEL, STORE D3. REMOVE CHAIN LINK ONSITE -,1- s FENCE D6. REMOVE SEPTIC TANK 1 1 , 1 ?3� o Keynotes \ I\ ,' ! , , \ ! CITY O TIGA' 9 17% . 29 Approved b Planning 1. PROPERTY LINE Ak Date: L� 1 NOTE: SURVEY INFORMATION TAKEN FROM 2. CONSTRUCTION ENTRANCE (APPROXIMATE) Site Plan - Demolition EXISTING CONDITIONS DRAWING BY NORTHWEST 3. SEDIMENT FENCE AROUND PERIMETER OF LOT WITH ACCESS {?�itials: SURVEYING, INC. DATED 12/18/07; SEE AT CONSTRUCTION ENTRANCE (SHOWN APPROXIMATE) 0 25 50 DRAWING FOR ADDITIONAL INFORMATION. Owner: Project: Sheet Title: Revisions: Date: ' November 02, 2015 Sheet A 1.1-b 23„..-id ....,_ MILDREN DESIGN GROUP,P.C. TLB, LLC. Demolition Project Site Plan �_ ARCII[TCCI'URF. - SPACE PLANNING Drawn by: Checked by: Job Number: 115136 P.O.Boy 25715 11930 S.W.72nd Avenue 7650 S.W. Beveland,Suite 120 • Tigard,Oregon 97223-8692 Portland,Oregon97298 Tigard,Oregon 97223 JCM DAV MILDREN DESIGN GROUP, P.C., 2015, ALL RIGHTS RESERVED Voice:503-244-0552 • Fax:503-244-0417 Voice:503-291-6956 Fax,503-291-7036 •s NOTES: 1. WHEN RAINFALL AND RUNOFF OCCURS DAILY INSPECTIONS OF THE EROSION AND SEDIMENT CONTROLS AND DISCHARGE OUTFALLS MUST BE PROVIDED BY SOME ONE KNOWLEDGEABLE AND EXPERIENCED IN THE PRINCIPLES,PRACTICES,INSTALLATION,AND MAINTENANCE OF EROSION AND SEDIMENT • CONTROLS WHO WORKS FOR THE PERMITTEE. 2. CONSTRUCTION ACTIVITIES MUST AVOID OR MINIMIZE EXCAVATION AND CREATION OF BARE GROUND FROM OCTOBER 1 THROUGH MAY 31 EACH YEAR. 3. DURING WET WEATHER PERIOD,TEMPORARY STABILIZATION OF THE SITE MUST OCCUR AT THE END OF EACH WORK DAY. 4. SEDIMENT CONTROLS MUST BE INSTALLED AND MAINTAINED ON ALL DOWN GRADIENT SIDES OF THE CONSTRUCTION SITE AT ALL TIMES DURING CONSTRUCTION.THEY MUST REMAIN IN PLACE UNTIL PERMANENT VEGETATION OR OTHER PERMANENT COVERING OF EXPOSED SOIL IS ESTABLISHED. 5. ALL ACTIVE INLETS MUST HAVE SEDIMENT CONTROLS INSTALLED AND MAINTAINED AT ALL TIMES DURING CONSTRUCTION.UNLESS OTHERWISE APPROVED,A SURFACE MOUNTED AND ATTACHABLE,U-SHAPED FILTER BAG IS REQUIRED FOR ALL CURB INLET CATCH BASINS. 6. SIGNIFICANT AMOUNTS OF SEDIMENT WHICH LEAVES THE SITE MUST BE CLEANED UP WITHIN 24 HOURS AND PLACED BACK ON THE SITE AND STABILIZED OR PROPERLY DISPOSED. THE CAUSE OF THE SEDIMENT RELEASE MUST BE FOUND AND PREVENTED FROM CAUSING A RECURRENCE OF THE DISCHARGE WITHIN THE SAME 24 HOURS.ANY IN-STREAM CLEAN UP OF SEDIMENT SHALL BE PREFORMED ACCORDING TO THE OREGON DEPARTMENT OF STATE LANDS REQUIRED TIME FRAME. 7. SEDIMENT MUST NOT BE INTENTIONALLY WASHED INTO STORM SEWERS,DRAINAGE WAYS,OR WATER BODIES. 8. SEDIMENT MUST BE REMOVED FROM BEHIND ALL SEDIMENT CONTROL MEASURES WHEN IT HAS REACHED A HEIGHT OF 1/3RD THE BARRIER HEIGHT, AND PRIOR TO THE CONTROL MEASURES REMOVAL. 9. CLEANING OF ALL STRUCTURES WITH SUMPS MUST OCCUR WHEN THE SEDIMENT RETENTION CAPACITY HAS BEEN REDUCED BY 50%AND AT COMPLETION OF PROJECT. 10. ANY USE OF TOXIC OR OTHER HAZARDOUS MATERIALS MUST INCLUDE PROPER STORAGE,APPLICATION,AND DISPOSAL. 11. THE PERMITTEE MUST PROPERLY MANAGE HAZARDOUS WASTES,USED OILS,CONTAMINATED SOILS,CONCRETE WASTE,SANITARY WASTE,LIQUID WASTE,OR OTHER TOXIC SUBSTANCES DISCOVERED OR GENERATED DURING CONSTRUCTION. 12. THE APPLICATION RATE OF FERTILIZERS USED TO REESTABLISH VEGETATION MUST FOLLOW MANUFACTURER'S RECOMMENDATIONS. NUTRIENT RELEASES FROM FERTILIZERS TO SURFACE WATERS MUST BE MINIMIZED. TIME RELEASE FERTILIZERS SHOULD BE USED AND CARE SHOULD BE MADE IN APPLICATION OF FERTILIZERS WITHIN ANY WATER WAY RIPARIAN ZONE. 13. OWNER OR DESIGNATED PERSON SHALL BE RESPONSIBLE FOR PROPER INSTALLATION AND MAINTENANCE OF ALL EROSION AND SEDIMENT CONTROL MEASURES,IN ACCORDANCE WITH CURRENT CLEAN WATER SERVICES STANDARDS AND STATE,AND FEDERAL REGULATIONS. 14. PRIOR TO ANY LAND DISTURBING ACTIVITIES,THE BOUNDARIES OF THE CLEARING LIMITS,VEGETATED BUFFERS,AND ANY SENSITIVE AREAS SHOWN ON THIS PLAN SHALL BE CLEARLY DELINEATED IN THE FIELD.UNLESS OTHERWISE APPROVED,NO DISTURBANCE IS PERMITTED BEYOND THE CLEARING LIMITS.THE OWNER/PERMITTEE MUST MAINTAIN THE DELINEATION FOR THE DURATION OF THE PROJECT. NOTE:VEGETATED CORRIDORS TO BE DELINEATED WITH ORANGE CONSTRUCTION FENCE OR APPROVED EQUAL. 15. PRIOR TO ANY LAND DISTURBING ACTIVITIES,THE BMPS THAT MUST BE INSTALLED ARE GRAVEL CONSTRUCTION ENTRANCE,PERIMETER SEDIMENT CONTROL,AND INLET PROTECTION.THESE BMPS MUST BE MAINTAINED FOR THE DURATION OF THE PROJECT. 16. IF VEGETATIVE SEED MIXES ARE SPECIFIED,SEEDING MUST TAKE PLACE NO LATER THAN SEPTEMBER 1ST;THE TYPE AND PERCENTAGES OF SEED IN THE MIX ARE AS IDENTIFIED ON THE PLANS OR AS SPECIFIED BY THE DESIGN ENGINEER. 17. WATER-TIGHT TRUCKS MUST BE USED TO TRANSPORT SATURATED SOILS FROM THE CONSTRUCTION SITE.AN APPROVED EQUIVALENT IS TO DRAIN THE SOIL ON SITE AT A DESIGNATED LOCATION USING APPROPRIATE BMPS;SOIL MUST BE DRAINED SUFFICIENTLY FOR MINIMAL SPILLAGE. 18. ALL PUMPING OF SEDIMENT LADEN WATER MUST BE DISCHARGED OVER AN UNDISTURBED,PREFERABLY VEGETATED AREA,AND THROUGH A SEDIMENT CONTROL BMP(I.E.FILTER BAG). 19. THE ESC PLAN MUST BE KEPT ONSITE.ALL MEASURES SHOWN ON THE PLAN MUST BE INSTALLED PROPERLY TO ENSURE THAT SEDIMENT LADEN WATER DOES NOT ENTER A SURFACE WATER SYSTEM,ROADWAY,OR OTHER PROPERTIES. 20. THE ESC MEASURES SHOWN ON THIS PLAN ARE THE MINIMUM REQUIREMENTS FOR ANTICIPATED SITE CONDITIONS.DURING THE CONSTRUCTION PERIOD,THESE MEASURES SHALL BE UPGRADED AS NEEDED TO MAINTAIN COMPLIANCE WITH ALL REGULATIONS. 21. WRITTEN ESC LOGS ARE SUGGESTED TO BE MAINTAINED ONSITE AND AVAILABLE TO DISTRICT INSPECTORS UPON REQUEST. 22. IN AREAS SUBJECT TO WIND EROSION,APPROPRIATE BMPS MUST BE USED WHICH MAY INCLUDE THE APPLICATION OF FINE WATER SPRAYING,PLASTIC SHEETING,MULCHING,OR OTHER APPROVED MEASURES. 23. ALL EXPOSED SOILS MUST BE COVERED DURING WET WEATHER PERIOD. STANDARD EROSION CONTROL NOTES FOR SITES LESS THAN 1 ACRE C1eanWater� Services DRAWING NO. 945 REVISED 12-06 Our commitment is clear. •f • QPJ O• M/4/.* a„. F,I pQQ 4 . b'. 4,• /i/ > v • 4• e b. • • • • RADIUS 25' MIN. A •a, • 11.‘.• :• CLEAN PIT RUN OR 3"— 6" CLEAN ROCK `,IO • 0'1\V OF FG05 \ F.S5I SUBGRADE REINFORCEMENT �NkG * GEOTEXTILE, AS REQUIRED • 8” MIN. DEPTH *20' MIN. FOR SINGLE FAMILY AND DUPLEX RESIDENTIAL GRAVEL CONSTRUCTION ENTRANCE CURB RAMP PAVEMENT m VV��e o n NOTES: 1. THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION THAT WILL PREVENT TRACKING OR FLOWING OF SEDIMENT ONTO PUBLIC RIGHT—OF—WAYS. THIS MAY REQUIRE TOP DRESSING, REPAIR AND/OR CLEAN OUT OF ANY MEASURES USED TO TRAP SEDIMENT. 2. WHEN NECESSARY, WHEELS SHALL BE CLEANED PRIOR TO ENTRANCE ONTO PUBLIC RIGHT—OF— WAY. 3. WHEN WASHING IS REQUIRED, IT SHALL BE DONE ON AN AREA STABILIZED WITH CRUSHED STONE THAT DRAINS INTO AN APPROVED SEDIMENT TRAP OR SEDIMENT BASIN. 4. WHERE RUNOFF CONTAINING SEDIMENT LADEN WATER IS LEAVING THE SITE VIA THE CONSTRUCTION ENTRANCE, OTHER MEASURES SHALL BE IMPLEMENTED TO DIVERT RUNOFF THROUGH AN APPROVED FILTERING SYSTEM. 5. DIMENSIONS SINGLE FAMILY 20' LONG BY 20' WIDE 8" DEEP OF 3/4" MINUS CLEAN ROCK. COMMERCIAL 50' LONG BY 20' WIDE 3-6" CLEAN ROCK, FOR FURTHER INFORMATION GOVERNING AUTHORITY MAY REQUIRE GEOTEXTILE FABRIC TO ON DESIGN CRITERIA SEE PREVENT SUB—SOIL PUMPING. CHAPTER 4 OF CLEAN WATER SERVICES EROSION PREVENTION AND SEDIMENT CONTROL PLANNING AND DESIGN MANUAL CONSTRUCTION ENTRANCE CleanWater\ Services Our commitment is clear. Detail Drawing 855 REVISED 12-06 • R ANGLE FILTER FABRIC FENCE TO ASSURE SOIL IS TRAPPED • • 5,pippilm ■■ ■ INTERLOCKED 2"x 2" POSTS PLAN VIEW AND ATTACH NTS USE STITCHED LOOPS 3' minimum I OVER 2"x 2" POSTS NOTES: from toe slope. ■ 1. BURY BOTTOM OF FILTER FABRIC 6" VERTICALLY BELOW FINISHED GRADE. '��, CO 2. 2"x 2" FIR, PINE OR STEEL lb iv I FENCE POSTS. /��, `t 3. POSTS TO BE INSTALLED ON �4 UPHILL SIDE OF SLOPE. 4i41'17111P c° •` 4. COMPACT BOTH SIDES OF FILTER FABRIC I it TRENCH. 5. PANELS MUST BE PLACED PROFILE ACCORDING TO SPACING ON DETAIL NO.940 NTS • • '0 C••• "4::.•:::...:...•••:••:•• ::•:•••••:•.••,:•":03::%•.•; FILTER FABRIC MATERIAL I $0 • 4 3 •.. 3:� : s 36" WIDE ROLLS N •❖••• p❖••p•❖••p•••pp••p❖•❖•••.•❖••p•❖•❖p❖•.•❖❖•p••p,•.If" O '00�• i• :•V i�0i�000. •�i•0�0�00••O4•••O:• :, w c.0 7 I II {ICI U —/ U 6'MAXIMUM SPACING FOR FURTHER INFORMATION ON DESIGN CRITERIA SEE FRONT VIEW CHAPTER 4 OF CLEAN WATER SERVICES EROSION PREVENTION AND SEDIMENT CONTROL NTS PLANNING AND DESIGN MANUAL. SEDIMENT FENCE CleanWate� Services Our commitment is clear. DRAWING NO. 875 REVISED 12-06 MAY BE USED SHORT TERM A, • W/ UTILITY WORK AND W/ __ ________ PHASING OF DEVELOPMENT i'E?e-== 09 'i? ili 11=�5=14c-V-Ti ,iiiii11101 Oqi nI111111�U,i�llli I',Illlillrllllgl, P,Ilivit in,!, iiiitllr mu!li ,IIIIII iii Ill 1 ii„ ,,.. I nnl i aulnlr,III1Pn„ FLOW .;�, ,...��:". niiiluuu,lu,p u, I imam----_e ilnuu . •i'iW't1tuI IIIIIIIIIIIIIIIII i !iIIlClll!IllllN llu'unlnnl� Ijijj;jj:::iii :i1411 - -i ea∎FIE• 421- g • III iili=�■.iiI��.. igggiililifiii 1.�� Ili 60" AREA DRAIN CATCH BASIN NI ,niiul'!nnu!! FLOW iiiii ni'unn 411111111111 it �— IhIIIiII1IIIIPII' nallpppiml'. d II11tI111G1111! Nii......„,„..... i,:iiiialii!i:..,.__-__: :I:: III _ iiiiir Ilni' luuuuwnri FLOW all1M111111111111111111111111 •.o DITCH BOTTOM ���' JIUIIII/,Illire. _� �4111111111ff ' u111111lima. : MIA 0 A i!IIIIIIIIIIIIIvi 1..,..11nuwi.. 111.!.11:.....: iiiii '..:e'li.,. - e. '•_ -=-"'"IIIIIIIIIIILIIiUi •a ioiii!ulllll uii IIi!1111111111UI1' DITCH INLET PLAN VIEW 1;'111111 ;; I,Ilnnuul :Iii::: 1.:., NOTES: 6" overlap of bags. 1. ADDITIONAL MEASURES MUST BE CONSIDERED DEPENDING ON SOIL TYPES. 2. BIO—FILTER BAGS SHOULD BE STAKED WHERE APPLICABLE USING (2) 1"x2"WOODEN STAKES OR APPROVED EQUAL PER BAG. FOR FURTHER INFORMATION 3. WHEN USING 30" BIO—BAGS TO ON DESIGN CRITERIA SEE PROTECT A CATCH BASIN YOU MUST CHAPTER 4 OF CLEAN WATER HAVE 4 BAGS AND THEY SHALL BE SERVICES EROSION PREVENTION AND SEDIMENT CONTROL OVERLAPPED BY 6". PLANNING AND DESIGN MANUAL. INLET PROTECTION TYPE 4 C1eanWateT Services fur commitment is clear. DRAWING NO. 915 REVISED 12-06