HomeMy WebLinkAboutPlan, Final APPLICANT 5/23/2006
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VICINll'r MAP
NTS
LEGAL DESCRIPTION
BEGINNING AT A POINT THAT IS THE NORTHfASlt1d.Y CORNER OF
LOT 8, KNIGHTS PARK, AS PLAlltlJ AND RECORDED IN RLE 7J,
SUDE 12, lANE COUNTY OREGON PLAT RECORDS, IN lANE COUNTY,
OREGON. SAID POINT BEING THE INITIAL POINT AND THE TRUE
POINT OF BEGINNING; THENCE SOUTH IfTI7'20- Wt~/ 101.63 tttl;
THENCE it')'1 199.35 tttJ; THENCE NORTH OU06'JO- EAST '100.00
tttl; THENCE EAST 180.91 J-ttl TO THE TRUE POINT OF
BEGINNING. ALL BEING IN SPRINGREW. lANE COUNTY, OREGON.
N01"JjS it RESTRICTIONS
,. UTILITIES ARE EXISTING AND PROVIDED BY SPRINGREW UTlUTY
BOARD (SUB).
2. NO ')IKtt/ UGHTS PROPOSED.
3. RRE HYDRANT IS LOCAlw APPROXIMATELY 74. SOUTH OF PROPERTY.
4. UNDERGROUND' UTILITIES SHOWN HEREON ARE BASED UPON
CON:,/ltUCTlON AND AS-BUILT DRAWINGS AND HAVE NOT BEEN REW
VERIFIED. WE DO NOT GUARANIt.t:. THIS MAP SHOWS ALL THE
UNDERGROUND UTILITIES.
5. THERE ARE 4 TREES WffH DlAMtltKS GREAltx TIWI 5~ 2 ARE
CONlttxOUS AND 2 ARE ARE DECIDUOUS.
6. THE PROPt.H1 ( IS ZONED WR (LOW DENSITY RESIDENTIAL). PlAN
DESIGNATION LOW DENSITY RESIDENTlAL
7. THE NEAREST LID IS LOCAlw APPROXIMATELY 417. WEST OF THE
11'I1t.HSECTlON OF 54TH ')IHt.t:.1 AND MAIN.
8. THE EAST SIDE OF THE PROPERTY ABUTS 54TH STREET WHICH IS
ClASSlRED AS A LOCAL ::,Jl<ttl WITHOUT CURB. GUlltx OR SIDEWALK.
9. AREA OF DEVELOPMENT IS APPROXIMATELY 19.037 SF; MORE OR LESS.
10. THERE ARE NO SUBDMSIONS OR lAND PANlulONS CONTIGUOUS TO
, . THIS PROPERTY. EXCtt'1 AS SHOWN.
11. EXISTING CONTOURS ARE AT,I. INltHVAlS VtxllCAL DATUM BASED ON
CITY OF SPRINGREW WAS1EWAItJ( MANHOLE /OOJ. ELEVATION =
501.99.
12. SOIL TYPE IS 132 COBURG-URBAN lAND COMPLEX AND HIGH WA~t.N
IS 1.5-2.5: AS MAPPED AND SPECIRED IN THE SOILS SURVEY OF
lANE COUNTY.
1J. THE PROPI:JC/( IS LOCAlw IN ZONE X ON FIRM MAPS 41039C1166 F
AND IS IN AN AREA DtltKMINED TO BE OUTSIDE THE 500-YEAR
FLOODPlAIN.
14. WALth" QUAUTY FEATURES ARE BY VEGErATED FlL/tx ~/KIP.
15. EXISTING SHED AND CARPORT TO BE REMOVED. ALL OTHER
:JII(UCTURES TO REMAIN.
16. EXISTING WA.)tttVAltK UNE IS PUBUC AND WILL HAVE NEW
CONNECTIONS FOR PARCB.S 1 ct 2.
17. NO PUBUC ~/uRM DRAINAGE EXISTS OTHER THAN AN EXISTING
ROADSIDE DITCH. PARCELS 2 d: 3 WILL HAVE ROOF DRAIN UNES
CONNECTING TO DITCH. PRIVATE DRNE WILL HAVE A VEGETAlw RLTER
.)/ffIP AND TRENCH DRAIN S'lSltM AND PARCEL 1 WILL HAVE A
PRIVATE DRYWELL FOR ROOF DRAINAGE ONLY.
18. STRttl TRtt.) ARE AS SHOWN.
19. THERE IS NO CONTIGUOUS lAND IN THE SAME OWNERSHIP.
20. UBBY PARK ABUTS PROPERTY ON THE SOUTH AND KNIGHTS PARK
ABUTS PROPtHl ( ON THE EAST.
21. ENTIRE PROPERTY LOCAltlJ WITHIN THE ZONE OF CONCENTRATION
(99- YEAR TIME OF TRAVEL).
22. PROPERTY IS SUBJECT TO A BlANKEr EASEMENT, FOR A LA/1:.ffAL
WATER DITCH ACROSS THE EAST END OF THE PROPERTY. PER
DOCUMENT RECORDED MARCH 8. 1946. VOLUME 31J, PAGE 166. lANE
COUNTY OREGON RECORDS.
23. EXISTING WASTEWATER UNE TO BE CUT BACK AND USED FOR SERVICE
FOR PARCEL J.
~24. RELOCATED AND NEW UTILITIES ARE TO BE PLACED UNDERGROUND
AND WITHIN PROPER EASEMENTS.
ASSt.:,:,OR-S MAP 17-02-33 31. TAX LOT 300
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SITE ASSESSMENT
FOR
DA VlD E' & LA URlJ!,' S D UKJ!,S
SW 1/4, SEC. 33, T.17S., J (.2"1., "f.M.
SPRINGFIELD, LANE COUNTY, OREGON
SUR-'EYED: AUGUST 9~ 2005
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FL OUT (S)=493.69
RIM=502.18
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SHEET INDEX
1. SITE ASSESSMENT
2. TENTATIVE PARTITION
3. STORMWA/tJ( MANAGEMENT PlAN
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EXISllNG GRAVEL\
TO REMAIN :=
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~~ SI,Zj~:fvRY"~ \;~.:.<;'<<> 12- P1N~/\ '
: 1l1.'. HOUSE ~:.. '\::,;:/;..:. 18- PINE 2.~' . ~
~.. TO REMAIN : ~'::.'::' ~.::: '~:.:' ..,~:\ ~\\~' VI/. /" 50 " := . ~ ~
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OWNER
DAVID E d: LAURIE S DUKES
2955 YOlANDA
SPRINGREW. OREGON 97477
(541) 747-3130
SITE ADDRESS
350 54TH ST
SPRINGREW. OREGON 97478
DEVELOPER/CUENT
DUKES d: DUKES CON~/ffUCTlON
PO BOX 71095
EUGENE. OREGON 97401-0182
(541) 747-3130
SURJ'.8'fOR
OLSON d: MORRIS
J80 Q ')/Httl. SUITE 200
SPRINGREW. OREGON 97477
(541) 302-9790
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FL OUT (5)=492.17
FL IN {N)=492.24
FL IN (W)=492.28
RIM=501.99
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BOUNDARY UNE
ADJACENT LOT UNE
CEfaI/tKUNE
EXISTING TOP OF BANK
EXISTING BUIWING
EXISTING 6. WOOD FENCE
EXISTING ,. CONTOUR UNE
EXISTING CONTOUR INDEX
EXISTING WA:JlttVAltH LATERA/.., UNE d: MANHOLE
EXISTING WATER MtltR d: 6- UNE
EXISTING ELECTRIC MtttJ( ct UNDERGROUND
ELECTRIC UNE
.:. .. ,_. . ~:.""-:.
EXISTING .GRAVEL DRIVE.WAY TO BE REMOVED
EXISTING GRAVEL DRIVE.WAY TO REMAIN
UNE NOT TO SCALE
EXISTING TELEPHONE BOX d: UNDERGROUND UNE
EXISTING G4S UNE
EXISTING WAItt( FLOW DIRECTION d: CULVERT
EXISTING UNDERGROUND CABLE TV CONNECTION
EXISTING MAIL BOX
TAX LOT
RIGHT-OF-WAY
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EXISTING DECIDUOUS TREE
EXISTING CONlttJ(()US TREE
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VICDll1'r MAP
NTS
LEGAL DESCR1PT/ON
BEGINNING AT A POINT THAT IS THE NORTHEASTERLY CORNER OF
LOT B. KNIGHTS PAR" AS' PiAIIt)) AND RECORDED IN RLE 73.
SUDE 12. lANE COUNTY OREGON PLAT RECORDS, IN lANE COUNTY,
OREGON. SAID POINT BBNG THE INITIAL POINT AND THE TRUE
POINT OF BEGINNING; THENCE SOUTH lfT17'20. WEST 101.63 tttl;
THENCE WEST 199.35 fttl,. THENCE NORTH ()(106'JO. EAST 100.00
tt.t:.l; THENCE EAST 180.91 J-ttl' TO THE TRUE POINT OF
BEGINNING. ALL BBNG IN SPRINGRELD. lANE COUNTY. OREGON.
N01JjS it RES111,[CTIONS
,. UTILITIES ARE EXISTING AND PROVIDED BY SPRINGREW UTlUTY
BOARD (SUB).
2. NO :'lkEET UGHTS PROPOSED.
J. RRE HYDRANT IS LOCAIW APPROXIMATELY 74. SOUTH OF PROPt}o(.
4. UNDERGROUND UTlLfllES SHOWN HEREON ARE BASED UPON
CON:Jlt<UCTION AND AS-BUILT DRAWINGS AND HAVE NOT BEEN flEW
VERIRED. WE DO NOT GUARAI'IIt.t THIS MAP SHOWS ALL THE
UNDERGROUND UTILITIES.
5. THERE ARE 4 TREES WITH D/AMt.ltlfS GREAIJ:J( THAN 5~ 2 ARE
CONlttXOUS AND 2 ARE ARE DECIDUOUS.
6. THE PROPtffl ( IS ZONED WR (LOW DENSI7Y RESIDENTIAL). PlAN
DESIGNATION LOW DENSITY RESIDENTlAL
7. THE NfARt.:,/ LID IS LOCAltlJ APPROXIMATELY 417. Jtt:>IOF THE
INltHSECTlON OF 54TH :'1fft.J:.1 AND MAIN.
8. THE EAST SIDE OF THE PROPt:.ff! ( ABUTS 54TH STRttl WHICH IS
ClASSlRED AS A LOCAL ~'I /(UI WITHOUT CURB. GUlltH OR SIDEWALK.
9. AREA OF DEVELOPMENT IS APPROXIMATELY 19.037 SF; MORE OR LESS.
10. THERE ARE NO SUBDMSlONS OR lAND PAxIIIIONS CONTIGUOUS TO
THIS PROPERTY. EXCt"'" AS SHOWN.
11. EXISTING CONTOURS ARE AT ,.llYltff'VAlS VERTICAL DATUM BASED ON
CITY OF SPRlNGRELD WA.)lttVAltx MANHOLE /003. ELE.VATlON =
501.99.
12. SOIL TYPE IS 132 COBURG-URBAN lAND COMPLEX AND HIGH WATER
IS 1.5-2.5: AS MAPPED AND SPECIRED IN THE SOILS SURVEY OF
lANE COUNTY.
1J. THE PROPtI</Y IS LOCATED IN ZONE X ON RRM MAPS 4103901166 F
AND IS IN AN AREA DtltJ(MINED TO BE OUTSIDE THE SOD-YEAR
FLOODPlAIN.
14. WAIt/( QUAUTY FEATURES ARE BYVEGETAIt)) Rilt)( :'IHIP.
15. EXISTING SHED AND CARPORT TO BE REMOVED. ALL OTHER
STRUCTURES TO REMAIN.
16. EXISTING W~/ttYAIt/( UNE IS PUBUC AND WILL HAVE NEW
CONNECTIONS FOR PARCB.S 1 d: 2.
17. NO PUBUC STORM DRAINAGE EXJ::,/~ OTHER THAN AN EXISTING
ROADSIDE DITCH. PARCELS 2 d: 3 WILL HAVE ROOF DRAIN UNES
CONNECTING TO DITCH. PRIVATE DRNE WILL HAVE A VEGETATED RLIt.ff
STRIP AND TRENCH DRAIN St:JltM AND PARCEL 1 WILL HAVE A
PRIVATE DRYWB.L FOR ROOF DRAINAGE ONLY.
18. STRt.tJ TREES ARE AS SHOWN.
19. THERE IS NO CONTIGUOUS lAND IN THE SAME OWNERSHIP.
20. U8BY PARK ABUTS PROPt./(1 ( ON THE SOUTH AND KNIGHTS PARK
ABUTS PROPtkl r ON THE EAST.
21. ENTIRE PROPERTY LOCAltJJ WITHIN THE ZONE OF CONCENTRATION
(99- YEAR llME OF.. TRAVEL).
22. PROPtKl r IS SUBJECT TO A BlANKET EASEMENT, FOR A LAltffAL
WATER DITCH ACROSS THE EAST END OF THE PROPtKlY, PER
DOCUMENT RECORDED MARCH 8. 1946. VOLUME 31J, PAGE 166, lANE
COUNTY OREGON RECORDS.
2J. EXISTING WA.)/tWAltlf UNE TO BE CUT BACK AND USED FOR SERVICE
FOR PARCEL J.
'24. RELOCAltJJ AND NEW UTILITIES ARE TO BE PLACED UNDERGROUND
AND WITHIN PROPER EASEMENTS.
ASSESSOR-S MAP 17-02-33 31. TAX LOT JOG
TEN1'AT/JI~' PARTITION
FOR
DA VID E & LAURIE S DUKES
ST 1/4, SEC. 33, T.17S., R.2Jr., Jr.M.
SPRINGFIELD, LANE COUN1'Y, OREGON
SUR~/./!;t~1J: AUGUST 9, 2005
EX WW MH /OO.f\
FL OUT (S)=49J.69
RIM=502.18
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EXISTING GRAVEL DRIVEWAY TO BE REMOVED
EXISTING GRAVEL DRIVEWAY TO REMAIN
PROPOSED ASPHALT DRIVEWAY
UNE NOT TO SCALE
EXISTING WALtH FLOW DIRECTION d: CUL"tJU'
PROPOSED EASEMENT
PROPOSED WAIt)( MtltJ( &- lJNE
PROPOSED 4. ROOF DRAIM STaRMWAIt)( UNE &- CUL'ItKl
-t-
BOUNDARY UNE
ADJACENT LOT UNE
CElt I t.lfUNE
LOT UNE
EXISTING ,. CONTOUR UNE
EXISTING CONTOUR INDEX
EXISTING 6. WOOD FENCE
EXISTING TOP OF BANK
EXISTING BUIWING > "
EXISTING G4S UNE
EXISTING TELEPHONE BOX d: UNDERGROUND UNE
. exISTING WASTEWAltff LAItHAL. UNE &- MANHOLE
EXISTING WALth" MtltN d: 8- liNE
EXISTING ElECTRIC IItll:./( d: UNDERGROUND
ELtt;/ffIC UNE
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REGI::>> I c."ED r ~
PROFESSIONAL V
~, ~ND SU~EYrJ\ ~
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.. OREGON ~
,",UL Y 10. 1964 (f)
LAWRENCE B. OLSON '
, 655 /
RENEWAL DATE: 12-31-2006
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SC4I.E: 1-=20.
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20. 40.
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.. . . ~'.~: . . .. . . . . . . ;~ 82.39' , ';C': '(?r~ :. :/ .} '. .: :]
: 29.4' t ~. , .<d"'-"'" ,7,~.,:.~':: :j:::::::b;: Vi-! ~: . .:. /' ~
: R',.. ::~:: .':.<..;',:-:.>,~'~.;': <<..<~:~',< '~'::" :'::.; '<..:.~;~ " .:i;r 'C)
:~ EXISTING ~ .8:'<:";~::.,.:..:'.~.:.::.'.;,/<.:.....y:.':,<::-:~:~~:.":,:>< <:::' . ',>.: :.~ . ~ . ~l
:~ Tn C!!~r,.Jrn ~ ~'/'~<'~~~'~~":"/'~:';'.,. ,,<:~~,:,,:,~,~,<\.~~,>:;,:.,~/.: 'P OF BANK ~'~A, ~: ~
. IV DE:. fu;.mvrc:.u ~::::>.. "'.'. . " . .,.....:... .: .' ,. .~ r-('\
J8.~ 29.4. ~.~.~.~t~~>.~:~.~::.:<.~:.~...:...~:'::...~.:..:.~.....:..::';:::''':~~':''.~.:7 · ~ .. ~ //
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. 43.5 'fr,: ,,\":. . ..(: :"~::''''':;':<~':'':::'':'i'~' r all("J:lJ ~ ~ ~ I "
... ' ......... . . ...., .' 5O'~D cor --
~~ EXISTING "': .~ >.~:.:'y.; '::",:::". uu vr, ~ ~ /"\.
~ :-- SINGLE-STORY": \<;:;'~'::'.\:~~'::":~\~.. 12. PINE/;~ . \J 11
~ : 7.0. HOUSE ~: ,\'''i':'~:.:~:.>'.:. 18. PINE t)~ g
5. 7' . .. . . . T~ DrUA/11 ~. .....,. .. 50/,. ~ ~
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/ :\.... DJ nrrpr 2 :r- ...~..~:.>< .:.....:,. - '--''''--60.00 R/W
s...,v r .B.J.l,("J:lb "::':":',, '>',' .
PROPOSED 26.00. WIDE ~ 6356 SF 5' .~ ~'.. .5~;~~~ ~ ?-:~# ..... . .....
PRNATE JOINT USE ~ (4650 SF) <i) ~";:~:<>>:.'~.:'.<.~.:. ~ 1-.- . \) :rt9.54 PAVE ~
ACCESS AND UTlUTY E"ASEM . .<. ~. ~ <:; ;.:.~;;:;: ~~~ ~ .. ~
O "'.',. '. "... '. 'l .' \U." Q;)
, ." ~ 1:-. EAST :~~'.;";~~:~':..:6i"'jJ: ,'.. ~ I ~ I ':1_
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~ TO BE REMOVED ... ..... ... .... . .. 18:. ~tE. .. .... ."; ._- ...1"1. -A.,.; :.n.:.<.....;..,~~..:'.....~. '. :. . \~:Q 1 ...
~ _..~.. ...... .. . ...... 14....t'Jl"J1 r' . .::.n2 .: ..... ............. --:-". "". '., ...:;; ,... (.9.
. ............. ..... ........ . '-'lJ2, '!'".. .. - .. .. . . 4 ~LI::... ;]V .:..~. ..'; "~:"'. :.., '. :.... : ". tJ.
: 36.2.: .lQ .~--.:...... ~...... ....:.. ..... .... . ~IJI"7' .~. ........:::.~.<: .~< .::..r:.:::....-r
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J( Xlf rK ,'1 ~'. ....~. . ...:rJ(,....~,.......~....... ......It.......X\......:"........~'(......~..... 'r~\~oi
WEST ~ ~ VEGETATED BUF"tJ( :,ttdP ~ 199.J5 "-.:lo ~
<c.i ~ SLOPE TO EX ROAD~lDE DITCH ~ ~ (.9
y ~ ~~ PAR K ~ ~~ t 1\
EXISTING CONlttxDUS Ifftt
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OWNER
DAVID E ct LAURIE 5 DUKES
2955 YOlANDA
SPRINGREW. OREGON 97477
(541) 747-3130
:'11~ ADDRESS
J50 54TH ST
SPRINGRELA OREGON 97478
DEVELOPER/CLIENT .
DUKES ct DUKES CON:JlffUCTlON
PO BOX 71095
EUGENE. OREGON 97401-0182
(541) 747-3130
SURJtJl.;iOR
OLSON &- MORRIS
380 Q :'/I<ttl, SUITE 200
SPRINGRELA OREGON 97477
(541) 302-9790
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FL OUT (5)=492.17
FL IN (N)=492.24
FL IN (W)=492.28
RIM=501.99
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TAX LOT
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PUBUC UTlUTY EASEMENT
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.OLSON & MORRIS 380
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NOTES:
',. PARCEL 1 WILL REQUIRE A DRYWELL FOR ROOF DRAINAGE. REFER TO DRYWELL
FEASIBIliTY REPORT FOR CALCULATIONS AND DETAILS.
2. PROPOSED DRIVEWAY RUNOFF WILL FLOW THROUGH A VEGETAlw RLTER STRIP
PRIOR TO ENTERING A TRENCH DRAIN AND FLOW INTO THE EXISTING ROADSIDE
DITCH. ~
3. THE EXISllNG :'lffUCTURE ON PARCEL 2 AND PROPOSED .)/ffUCTURE ON PARCEL', 1
WILL HAVE PIPED ROOF DRAINS WHICH SHALL CONNECT TO THE EXISTING ROADS~ f:
DITCH.
STORMTATER MANAGEMENT PLAN
FOR
DAVID E' & LAURIE'S DUKES
SJY 1/4, SEC. 33, 1.17S., R.2W., JY.M.
SPRINGFIELD, LANE COUNTY, OREGON
SUR'P;YED: AUGUST 9, 2005
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~~;i 1.......;;......i:~.;d.~~f-:~f::~~~?~~:<~'.::>~>~::.~~L.~L7~~.: ::/ :::~ 1
: . '.. 1:. AR~.'50.,O~57~.srS'L'F). !... j' ~.. - . :I:.S! . ~ TO BE REMOVED r:.:>c(:~::,{:". ':.:::,,>:r' ','>>)' ~.~ '1 r;r
· :1. ..-............................... .~.:'" <':h;':,:,:,:}:: ..:::'.::':'.' DAD/"'IP'L 3: .<:::) "
: ~ 5..00. : : "';,:' <:::) ::..;.:.<.:.... :. ~::'i'" r .t:t..nt".oJ : c::::) .
: 4-ROOF'DRAil _. ~: : '\ ~r:~.~..~:~:..:k.:~.::::~>.:~:~~. 5068 SF : ~~' ~
. . .. . EXISllNG . \.'~ ~~. .....~.:.. " .'. · = , I
: · ~ . SINGLE-STORY. ." ..' . "'. ". . ," · ~- .'.
f ; ~ ~ HOUSE ~ laoo'~\:.:-::l.', 502)-- ~.
: : ~ /' ~ TO REMAIN ~. ...~:.:;;~~.E.~:.\\.:.>~.\ ~ ~\ I: ~ ~
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: : (::) ~: : '.:~:'..::.<:.:::;. ,........-: - . /\
~5.00. : (j) ~.. .. .. . .. . . . .. .. . . . . . . . . .. . . .. · .. :'>,",'.:." . 50:. 1 I
~~ i ; t\> PARCEL 2 ~ ~~>',,:: / \ - . I I 60.00' R/W I
~~ "\;\J~ f PROPOSED 26.00' WIDE: ~ 6356 SF 4-~t:" nDAIAI ~ : ..: '~'8ti~LE.. ~~ : \ :t-'I)54. DAVE-
~y . ~. PRIVATE JOINT USE : [yt._1:,.71 I.A~I:O ~l:") Ilvvr IJIVV/J -~. " . ,.' -'., ...:. ~yt.=5025 . ( J. rl1
. . U-VVt.l. ,"I'Ut.ll ~r / FL -501 \ : =1.0X-:-.. ~ u. 9 I / \
0: ACCESS AND UTlurr EASEM : - · : ........... .~:~...,.;~f ;;~'~';~~!.. ..~~ : LJ ~D CUL"t;a TO Mttl
:: EAST ~':<. -: 62~OJ', \J ~ \ ':....______ NEW DRIVEWAY WIDTH
..t. ~ rEXISTlNG SHED : ':.. -.--;-..-.~. ~..., 74 -::: -~... ... lit.... ,... .' .. ...~.: '! -,A.' '.;f.;cY(" .t~<~' '~~.. '. ~~. Ih:I~; ~~
..~. ~ TOBEREMOVED\.... ....... I..,.": . .... ...4... ....... ..": .. ...t'!,)~.,;.. :.n.::..~.~.':~~~;'" t1' ~.
~ . ~ ~ .....~ . .... .... . . "!. .. 4.. .... -.. c::.0,,- .: " ... ~.., -:-: '. . ,.~ · ' ,. .. .
,-- : : ............. ..... .......: : ~R2.~~;.. ~~ ".' ....... . .:.:. . ..~: ;) ~ 131.23... ... . ~; :~~~ ~J~~.: ~Y:',,:~-
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............,................................... .. 'I.. . ... .... ill . .... ... ..... !I.. : . ..: .. .o~ c;:) ~.,~.~:.-:..:.~..I
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~ S! <0 ~'lt SLOPE TO EX ~lDE DrrCH ~' FG=502.J ~ lC:l
~ ~~ LIB B Y ~ ~~ PAR K ~ ~~ EX FL=SOI.10-/ - 1\ 55.00' R/W
:::x FL::500.99
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LEGEND
PRO-TIME 835 BIO-AlI t.t< SUMMER GREEM VEGETATIVE COVER
APPUCATlON RATE: 2 lBS/ 1000 SF
BOTANICAL NAME COMMON NAME
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BOUNDARY UNE
ADJACENT LOT UNE
COiltltUNE
LOT LINE
EXISTING ,. CONTOUR UNE
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EXISTING GRAV8. DRIVEWAY TO BE REMOVED
... ,.
" .'.... .:.VI.: ,..:. ::~:. .
Lolium perenna -Bka-
Festuca ovina duiuscula -Eureka-
Yarrow millefolium
Alyssum maritimum
Trifolium dubium
Trifolium repens
Elka Perennial Ryegrass
Eureka Hard Fescue
Yarrow millefolium
Sweet Alyssum
Shamrock
Dutch White Clover
'l / / / / / / Z EXISTING GRAV8. DRIVEWAY TO REMAIN
t~. .~4 .:. ::. r.' PROPOSED ASPHALT DRMWAY
. .. .. . " . ... . .. .. " .. .. .. . . " .. . " .. . IILI"'LTATJVE 8tll J. L D.... I'ID
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· ....................... · PROPOSED, BUIWABLE AREA
PROPOSED EASEMENT
~ ""-$00_ ...-/ EXISTING CONTOUR INDEX
--..-..-..-..- EXISTlNGTOPOFBANK
. ....................... . EXISTING BUIWING
Sf
( PROPOSED 4- ROOF DRAIN.
STORMWAItJ( UNE d: CULVERT
PUBUC UTILITY EASEMENT
TAX LOT
RIGHT-OF-WAY
60%
15%
8%
3%
3%
7%
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2 YR. STORM CALCULATION
2 YR. STORM EVENT
RAINFALL INTENSIlY = 1.40 IN/HR
JWSTING CONDITIONS
AREA 1 - 0.44 AC
C = 0.25
I = 1.40 IN/HR
SHtl:.1 FLOW TO EX ROADSIDE DITCH
Q = CIA = 0.25(1.40)0.44 = 0.15 CFS
D~Y 1!J,()PED CONDITIONS
AREA 1 - 0.38 AC
C = 0.50
I = 1.40 IN/HR
-SHt.t1 FLOW TO EX ROADSIDE DITCH
-ROOF DRAINAGE VIE ROOF DRAINS TO
EX ROADSIDE DITCH FOR PARCa 2 Be 3.
Q = CIA = 0.50(1.40)0.38 = 0.27 CFS
ROOF DRAIN FLOW
A = 0.06 AC
I = 1.40 IN/HR
C = 0.90
Q = 0.90(1.40)0.06 = 0.08 CFS
4- ~C n = 0.011
CAPACIlY AT 0.50% = 0.16 CFS
VELOCIlY = 1.83 FPS
g~ YR. STORM CALCULATION
25 YR. STORM EVENT
RAINFALL INTENSIlY = 2.45 IN/HR
EXISTING CONDITIONS
AREA 1 - 0.44 AC
C = 0.25
I = 2.45 IN/HR
SHEET FLOW TO EX ROADSIDE DITCH
Q = CIA = 0.25(2.45)0.44 = 0.27 CFS
~~Y~LOPED CONDITIONS
AREA 1 - 0.38 AC
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-ROOF DRAINAGE VIE ROOF DRAINS TO C\J
EX ROADSIDE DITCH FOR PARCa 2 Be 3. 0
Cf)
Q = CIA = 0.50(2.45)0.38 = 0.47 CFS ~
~
C = 0.50
I = 2.45 IN/HR
ROOF DRAIN FLOW
A = 0.06 AC
I = 2.45 IN/HR
C = 0.90
Q = 0.90(2.45)0.06 = 0.13 CFS
4- ~C n = 0.011
CAPACIlY AT 0.50% = 0.16 CFS
VELOCIlY = 2.03 FPS
THE EXISTING SITE NATURAlLY DRAINS TO THE EXISTING ROADWAY. THE
PRIVATE DRIVEWAY WILL DRAIN INTO A 10' GRASS ALTER STRIP AND
FRENCH DRAIN SYSI toM.
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FABRIC. TOP OFF TRENCH WITH
1-1/2- ROUND ROCK.
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tQI EXISTING STORM MANHOLE. UNE ct CURB INLfJ
EXISTING WAltK FLOW DIRECTION
PROPOSED DRYWELL AND ROOF DRAIN LATERAL
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DRAINAGE TRENCH DETAIL
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SHEET 3 OF 3 0
. OLSON & MORRIS 380
ASSESSOR-S MAP 17-02-33 31, TAX LOT 300