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NS OR CONTRACT DOGUMENTS Al~ CONSTRUGTION METHODS ANQ MATERIALS SHALL 8E IN ACCORDANCE WITFI ` 1. UNLESS SPECIFICALLY EXCEPTED IN THE PLA ARD PLANS FOR ROAD, 6RfDGE, AND MUNICIPA~ GC}NSTRUGTION PROMULGATED BY THE WASHINGTON STATE
STANDARD SPECIFICATIONS AND STAND TNE WASHINGTON CHAPTER QF THE AMERICAN PU~LIC WORKS ASSOCI~dTION, (LATEST EDITfON) DEPARTMENT OF TRANSPORTATION AND
F THE WORK REQUIRED. THE CONTRACTOR SHALL 8E RESPONSI9LE TQ ■ ! ' ' '7 ~ ' 2, THE PL~ANS ARE SCHEMATIC AND ARE NQT INTENDED TO DEPIGT ALL DETAILS 0 DETAIL OR CQNFI.ICTS EXISTS
LF WITH ACTUAL SITE CQNDITfONS REQUIREMENTS AND FACTORS AFFECTING THE WORK, WNERE LACK OF FAMII,IARIZE HIMSE _ .~..i
THER PLANS THE CONTRACTOR SNAL~ NOTiFY THE OWNER TO RES4LVE THE ISSUE PRIDR TQ PROCEEDING. ' BETWEEN TNESE AND 0 , 4
IN ACCORDANCE WITH APPLICABLE REQUIREMENTS OF SECTION 2-0;3 QF THE STANDARD SPECIFICATIONS. ALL 3. EXCAVATIaN AND EMBANKMENT SHA~L ~E ~ET}{pp g FQR OTHER AREAS. •-~c _ ~
COMPACTION SHALL BE IN ACCQRDANG~ WITH SECTION 2-03.3(14)C, METNOD C FQR 6UlLaING PAQS, UTILITIES, EXISTING UTfLITY ~OCAT10NS SNOI~N ARE APPRdXIMATE. ('RIOR TO CONSTRUCTION, THE CONTRACTQR IS ~
4, THIS PLAN MAY NOT SHOW AI.L EXISTING ROUND UTILITY ~GGATION SERVICE AT 456~-8000 BEF~RE YOU DIG. A11NG UNDERGROUND UTILITIES. CALI. THE t~NDERG ~ ~ RESPONSI6LE FOR LOC G PLAN. ~ O1
VATl4NS AT THE SITE°S 60UNDARY, EXCEPT A5 SHOWN OTHERWISE IN THE GRADIN ~ ~ ADING ELEVATiONS SNAGL MATCH EXISTING ELE Q4 5. ALL FINISMED GR ~~3 ~ ~ t`
QNFIICTS EXIST, THE CONTRACTQR SHAI.L NOTIFY OWNER TO RESOLVE TNE ISSUE PRIOR TO PROCEEDING. ~ WHERE C ~
TO DETERMINE VOLUMES OF EXCAVATION AN~ EMBANK~IENT ON THIS PROJECT, THE CONTRACTOR SNALL WORK WITH ~ 6. NO QUANTITIES HAVE BEEN CALCULATED ~~O _
THE OWNER TO IDENTIFY ONSITE BOftROW 51TES OR WASTE SITES WHICN MAY BE REQUERED. ....a EUCUD OF DUST CONTROL, MEET1NG THE RE4UIREMENTS QF LOCAL REGULA°10NS SHALL BE UTILIZEO DURING TMIS PftOJECT. CA N R. t
• AN APPROVED MIETFIOD LO SE ~R 7. DUST CONTROL. _ .._.2`] E RESPONSI~LE FOR ANY MATERIALS WNICH SPII.L ONTO LOCAL :iTREETS DURING T-!E TRANSPORTATION OF THE EQUIPMENT. i~ PN~ ~N THE CONTRACTOR SHALI. 8 - , r~Q MATERIAI SHALL BE ALLOWED T4 SET, DRY --;~w--~~ SpoK t_
SHOULD A SPILL OCCUR, THE CONTRACTOR SHALL REMOVE THE MATERIAL, 8Y TNE END OF THE WORK DAY y, p~ A~~ ~ ~ ___...T ~
OR BE WASHED INTO ADJACENT STORMWATER FACIUTIES. a......,.., _W. ~ J,~~-'
MOVAL SHALI ~E DISPOSED OF IN ACCORDANGE WITH LOCAL AND STATE REGULATIONS REGARDING SUCH F` ~ O 1~~ 8. EXISTING TREES: TREES DESIGNATED FOR RE
Y TREES APPROVED BY TME OWNER SHALL BE REMOVED. ~~l f _w,- MATTERS. ONL ~ - APPROVED E UIVAI.ENT BETWEEN TNE DRYWELL BARREL AND TME W,~SNED J~ ~ ~
9. FOR GONSTRUCTION OF DRYWELLS, INSTAI.L FILTER FABRIC (AMOCO 4545 OR ~ ) ~ THE NATIVE SOILS. su~uvAr~~~.~~~,_. r; DRAINROCK, AND BETWEEN THE WASHED DRAINROCK AND
A L BE LI~ITED TO THE AREAS IDENTiFIED IN THE GRADING PLAN AND SHALL NO'` INFRINGE ON ADJACENT OWNERSNIPS, " ' ; 10. G ~►aissior~ RADING: ALL GRADING SH l.
~ ; YOR TO VERIFY THAT THE CROSS-GUpTER FQRMS ARE AT THE CORRECT PLANE GRADE PRIOR TQ ; PaRK ~ MPLOY A LICENSEO , . . ; SURVE
11. THE CONTRACTOR SHALL E N~~ S~1ALL THEN MATCH THE EDGE OF CQNCRETE , ...e..~ ~ f I~~~~, „ ONSTRt1CTED PRIOR TO PAVING, AND THE PAVEME ~ ~ ~ CONCR~TE PLACEMENT. THE GROSS-GUTTERS SHALL BE C , ~ . _r. . ~ ~ ~ , . . . .
. , GUTTER. ~ , . ~m.7~._..M~ " F~
_x.. _ ~ ING CIVIL SITE PLANS, ~iND THE EROSION CONTROL PI.ANS ON TNE JQ~ ~ ~ , . . } ~ e ~ O M P L E T E S E T O F T N E A P P R O V E D G R A Q , . . THE CQNTRACTOR IS REQUIRED TO N A V E A C ~ ~ 12 , '
TRUCTION fS IN PROGR~SS, i......._ ~ w... ~ _ , ENEVER CONS ' ~ ~ ~ ~ . j~ _w_.I....~_ _ ~ . .
~ 13. THE CONTRACTOR IS RESPONSI~LE FUR QBTAINING ALL REQUIREO PERMITS, R , y
N GRAQE ROADS Ta SUBGRADE AS SHOWN QN TNE ~ T l. ~ P E. A N S A R E E X I S T I N G G R A D E C ~ N T O U R S. T N E C Q N T R A C T O R S H A L L R O U G ~ ~ SPRAGU~ 1 4. A L L C O N T O U R S S H O W N O N T H E S E ' {~1.. _ s~ s
DWAY SECTION THIS SHEET. ~ ° ~ , ~ - ' ` t - TYPICAL ROA ' BELOW EL€VATiQNS SNO I_~..'m-
15. M ELEVATIONS SHOWN QN THESE PLANS ARE FINISHEQ GRADE. CONTRACTOR SHALL ROUGH GRACE ALL PONDS TQ 0.2 ~ ~ POND BOTTO ; 7~ I 1 t.. _1 ; ..1, . ~---r_.
TO ALI~QW FOR fINAI PLACEMENT QF S4D, OR E5TA0LISHMENT OF DRYIAND GRASS. _..I : , ~
TOCKPfLED QN SITE PER THE OWNER'S DIREC~IQ!~1. 16. ALL EXCESS EXCAVATED SOIL SHALL BE 5
A CATCH BASINS, DR`f4NELLS, AND OTHER STORM DftAINAGE STRUCTURE:~ FROM BEING CONTAMINATED WITH SILT BY 17. THE CONTRACTOR SHALL PROTECT LL HAVE BEEN PAVED ,~ND Cl.EANED, ~ TS I E I .ir
TALLING FILTER FABRIC OVER THE METAI. FRAME DURING C~NSTRUCTIQN ANO KEEPING iT IN PLACE UNTiL TNE S E INS
~ N NTAL.VERTICAL AND S4il GUT SLOPES SN~~LL NQT EXCEED 2:1 (NORfZQNTAL:VERTIGA~}, 18, CUT SLOPES IN SOLID ROCK SNALL NOT EXCEEQ 1/2.1 ( ORIZ~
EXCEPT AS SNOWN OTHERWISE IN THE PLANS.
A WAYS SHALL 8E BENCMEQ IN COMPETENT SOIL OR R4CK ON THE UPSLOPE SIDE AND FILLS ON TI~E DOWNSLOPE SIDE. 19. ALL RO D i'
COUNTY ROADS, ALL WORK AND MATERIALS SWAL.L. BE IN CONFORMANCE WITH THE "SPOKANE CQUNTY STANDARDS 20. FOR WQRK ASSOCIATED WITH SPOKANE
FOR ROAD AND SEWER CONSTRUCTION" 1999, AND AS AMENDED. IN THE PROPERTY SHOULD 8E DESIGNEO FQR A MAXiMUM SLOPE OF ?:1 (NORIZONTAL: V~RTICAL), EXCEPT AS SHOWN OTHERWISE
21. FILL SLQPES ACROSS THE PLANS.
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T~ ~ ~ LV ~G N R.AI D ~ T~ 5
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E QEPTHS OF GREATER THAN 6 IFiCHES ARE AI.LQI"d~17, SOIL TESTS SHALI. BE REQUIRED TO INSURE THAT TNE 501~ ES 1. IN SITUATICINS WHERE AVERAGE SWAL R NOFF AT AN ACCEP ~A6LE RATE.
CAPABLE OF ASSIMILAiING THE CONTAMINANTS IN RUNOFF AND Y~LL PERCOLA7k ThdE U
AND B. NMERE SOII. TESTS ARE REQUIRED, Ofdl (1} TEST FOR EACH CAT10N EXCHANGE AND SOIL ORGANIC P~ATTER 2. SOIL TESTS ARE REQUiRED IN PQNDS A
GRA5SED PERCOLATION AREA OF 1500 S.F. OR LESS. A~ ADDIT10NAL SET OF TESTS MAY 6E REQUIRED FOR EACN SHAI.L BE PERFORMED FOR EACH TS SHALL BE PERFQRMED QN A~YEI.I~-MIXED COMPQSITE .~AMPLE CONSISTING OF THE TOP SIX (6~ INCHES
ADDI110NAL 2000 S,F. OR FRACTION THEREQF. TES 1,. ATION EXCHANGE CAPAClTY IS 15 THE PERC(}LAT1L d AREA. IF THE A`J~RAGE C ~e
OF SOIL FR4M AT LEAST FOUR (4} CQRED UNIFORMLY DISTRIBUTED QVER yyq~R TREATMENT. k V~LL ~E CONSIDERED SUITABI.E FOR STORM MILLEQUIVALENTS/100 G OR MORE, OR THE SOIL IS 2~ ORGANIC CAR~ON OR MORE, TH~ ,OEL - . ~
2 ARE TO 8E IRRIGATED BY AN AUTOMATIC IRRIGr iION SYSTEM INSTALLED BY OR UNDER TNE OIRECTION OF TNE
3. ALL DRAINAGE PQNDS LISTED IN NOTE # ION SYSTEM IS TO COMPLY WITH A~L LOCAL. C~DES {ND OR6INANCES (90 aAY GUARANTEE}. AN APPROVED BACKFLa4N ~ LANC3SCAPE CONTRACTOR. THE IRRIGAT (
T PREVENT WATER FROM GOING BACK INTO THE WATER SUi-~'LY. ~'R DEVICE IS TO BE INSTALLED 0
WALE INCLUOES THE L~:T~L PORiQN OF THE SWALE, AND THE SIDES~OPES OF THE SWALE UP TO Q~,,"' 4. THE FLQOR OF THE GRASSED PERCOLAT{QN AREA (GPA} S _ M TO N+~Lt,-DRAINiNG
TIQN QR TOP OF DRYWELL. TME SQII. LOCATED IN THE Ft,00R OF THE GPA SWALE SHALE. BE A MEDIU , TNE GPA OVERFI.QW ELEVA
INCHES PER MOUR, ~N ' ~ MATERIAL, WITH A MAXIMUM INFILTRATI~N RATE OF 0.5 ~ ~ 1$
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TA 170+00 . . . . . SN EET 2 .70TOS AVENUE, . S TA 157+60 INDIANA ROVEMENTS SHOWN IN THIS SET 4F PLAVS AND CALCULATIONS PPLICABLE EDITI4NS OF THE SPaKAN R COUNTY STANDARDS FOR ER CONSTRUC~ON AND THE SPQKAN ~ CC)UNTY GUIDELINE FOR
TA 170+00 TO STA 184+00 . SH EET 3
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• ~ ~ +00 TO STA 188+19.87 SHEET 4 AVENUE. STA 1 84 INDIANA ANAGIEMPENT. ALL DESIGN DEVIATlONS HA`/E BEEN APPROVED 8Y
. DETAILS SH EET 5 G
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