ayDRA
NAGE NOTES
SEE STREET PLAN AND PROFILE SHEETS FOR DRYLL A ID CATCH
BASIN TYPES AND LOCATIONS
2. PONDS SHAD BE CONSTRUCTED PER THE REQUIREMENTS OF THESE
RANDS INCLUDING GRADING, SOD, AND DR LL I STi LLA11N
ALL PONDS SHALL INCLUDE AN IRRIGATION SYSTEN, ALI IRRIGATION
SHALL CONFORM TO SPOKANE COUNTY POND IRRIG VTION SYSTEM
GUIDELINES.
3. ALL O SHALL BE ROUGH GRADED PI RT
PAVNO OF ADJACENT ROADWAY.
4. CONTRACTOR SHALL PROVIDE SPOKANE COUNTY WI rH S - BUILT
IRRIGATION PLANS UPON COMPLETION OF ALL PONI CON 3TRUCTION.
5 INSTALL "AMOCO" #4545 FILTER FABRIC (OR APPROVED D :QUAL) IN
ALL DR LLS. SEE SPOKANE COUNTY STANDARDS (199: EDITION)
SHEET -1 FOR INSTALLATION LOCATIONS.
6, ALL PONDS IN THE COUNTY RIGHT-OF-WAY, IN 1 THE
ASSOCIATED WITH IS PROJECT, SMALL BE COMPL ®TED
THE CONS' UCTION OF THE ROADWAY. THE CONTIIACTC
PERFORM THE POND WORK, INSTALL THE IR 3IGAT
AND PLACE THE SOD WITHIN THE PONDS FOLLOMN THE
PAVING WORK.
7. THE CONTRACTOR SHALL MAKE AN EFFORT TO PRI TECT
DRAINAGE STRUCTURES FROM BEING CONTAMINATED WIT1
INSTALLING FILTER FABRIC UNDER THE LID FOR AT LEAS
OR UNTIL. THE ESTABLISHMENT OF GRASS AND/OR OTHE
CONSTRUCTION WORK HAS ENDED,.
IN THE EVENT THAT SILT OR O ER DELETERIOUS vIATEF IAL IS
ALLOWED TO ENTER THE DR LLS OR CATCH BASINS, ' HE CONTRACTOR
WILL BE REQUIRED TO CLEAN THE DR LL OR CATCH f ASIN OUT TO
E SATISFACTION OF THE CERTIFYING ENGINEER,
t ALL LANDSCAPE AREAS ('208 PONDS) ARE TO BE IRRI
AN AUTOMATIC IRRIGATION SYSTE.. INSTALLED BY OR UP
DIRECTION OF THE LANDSCAPE CONTRACTOR. THE IRRIE
SYSTEM SHALL COMPLY WITH ALL LOCAL CODES AND OF
(90 DAY GUARANTEE). AN APPROVED BACKFLOW DEVICE
INSTALLED TO PREVENT WATER FROM GOING BACK INTO
SUPPLY.
SLEEV1NG: PROVIDE SLEEVING AS REQUIRED UNDER S DEWA
CURBING, PAVING, ETC. AS NEEDED FOR IRRIGATION ACC
SLEEVING TO BE PVC. WITH AT LEAST 12" OF COVER
BELOW FINISH GRADE. THE ' OWNER/GENERAL CON1 RACT
RESPONSIBLE FOR INSTALLING SLEEVING BEFORE CIIRBINI
SIDWALKS, PAVING, ETC. IS INSTALLED. PATCH ASPHALT
LAWN AREAS:LAWN AREAS ARE TO BE IRRIGATED %MTH T
HEADS OR EQUIVALENT.. (. ST SYSTEM BEFORE BACKFII
ADJUSTMENT: AFTER INSTALLATION, ADJUST VALVES HEA
ETC. TO PROVIDE UNIFORM COVERAGE AND TO MIN MIZE
ON WALLS, FENCES, WALKS, DRIVES, ETC.
SUPPLY: THE OWNER/ GENERAL CC NTRA
SUPPLY WATER TAPS(S) FOR HOOK-UP AND SUPPLY P
CONTROLLER.
LAM
RESIDENTIAL LOT DRAINAGE PONDS 8, C, F MUST BE
HYDROSEEDED W4TH NATIVE GRASSES.
THE DRAINAGE PONDS LISTED ABOVE SHALL HAVE REI o
LIVING AND MGOROUS GRASS PLANTS PER SQUARE F00
AT THE END OF ONE YEAR TO BE CONSIDERED CO PLET E.
RESIDENTIAL LOT DRAINAGE PONDS SHALL BE H'( ROSES DED
WIlTi E FOLLOWING SEED/SLURRY IX:
SEED 40 S. /ACRE
URAR HARD FESCUE
SHEEP FESCUE
4% REU A CANADA BWEGRASS
12-24-24 RTILIZER + S./ACRE
SYLVA FIBER MULCH 2000 LBS./ACRE
TAC SOIL BINDER 40 S. /ACRE
E SODDED GRASS TURF HYGROSFEDED AREAS
ARE TO BE IRRIGATED TORO POP-UP HEADS
OR EQUIVALENT. (TEST SYSTEM BEFORE BACK FILLING
EXISTING RO
PROPERTY BOUNDARY
COUNTY DATUM
R/R SPIKE IN POWER POLE
SOUTH SIDE OF 16TH &
30' WEST OF C/L WOODRUFF
ELEVATION = 1997.84 (MARKED)
POND D DETAIL
1
=20*
AREA
)URIN(
SHALL
ON SYSTEM,
ROACI
ALL
SILT BY
8WIEKS,
SITE
POND BOTTOM ELEV. 2028.21
POND BOTTOM VOLUME REQUIRED = : 08 C.F.
POND BOTTOM VOLUME PROVIDE D = : 67 C.F.
POND BOTTOM AREA PROVIDED = 42( S.F.
.KS, PATHS,
:SS. ALL
(1) FOOT
)R' IS
AS NEEDED.
4TED BY AN
DER THE
ATION
OINANCES
SMALL BE
THE WATER
IRO POP-UP
LING).
)S, ENIITTERS,
RSPRAY
:TOR IS TO
IA&R FOR
0E)
VOTE:
PROVIDE FILTER FABRIC (AMOCO 4545 OR EQUAL) BETWEEN
THE NATIVE SOIL AND THE WASHED DRAIN ROCK AND BETWEEN
THE WASHED DRAIN ROCK AND THE DR LL BARREL.
NOT TO
;CALE
E B CURB PER SPOKANE
CO UNTY STANDARD PLAN A -3
TOP OF BERM ELEV.=
TOP OF CURB ELEV.
+ .20 FT.
BOUNDARY OF T, LE L POND
BOTTOM
SPOKANE COUNTY STANDARD E
"A" DR L WITH E 4 METAL
GRATE & FRAME
STA. 6 +37.83, 23.50' LT.
GRATE ELEV. 2028.74.
E 1 CURB INLET PER SPOKANE
COUNTY STANDARD PLAN B -8,
W/2 GUTTER DEPRESSION
STA. 6 +23.69, 20.00' LT.
TOC =2029.64
POND LOCATION
(FELTS ROAD STATION & OFFSET)
E
POINT
STATION
6 +92 14
6+92.14 ...d..
6 +22.14
OFFSET
MAX.
AINAGE EA EMENT A PECIFIED ON PLAN
RAINAGE
S TURE
CA POND CROSS
PLAT BOUNDARY
1.5" SOD ON TOPSOIL, SOD
INSTALLED CONCURRENT WITH
OCCUPANCY OF ADJACENT HOUSE
GRATE ELEVA
A
SECTION
10
ON
NOR
EASEMENT
OR R,O.W.
SPOKANE COUN STANDARD
E " DR L TH *` E
4 METAL GRATE & FRAME
STA 10 +66.09, 21.69' LT
GRATE ELEV. 1992.80
PROPER
( )
BOTTOM OF F
POND BOTTO
GUTTER
FLOWLINE
CURB DROP
AL GUTTER LINE
TYPE "B" CURB
AND GUTTER
"-- TOPSOIL ON
GRADED POND BOTTOM
GRADED POND BOTTOM
1.11' -1.28' BELOW
EDGE OF ASPHALT
CONCRETE APRON
4" THICK P.C.C.
PLAT BOUNDARY
PROPOSED COUNTOURS
BOUNDARY
T, LE
POND B DETAIL
EXISTING ROW
103.4i
S '02 10' E
996
POND E DETAIL
20
RAINAGE
STRU . -TURE
ASE
NOTE:
PROVIDE FILTER FABRIC (AMOCO 4545 OR EQUAL) BETWEEN
THE NATIVE SOIL AND THE WASHED DRAIN ROCK AND BETWEEN
THE WASHED DRAIN ROCK AND THE DR LL BARREL,
20' POND BOTTOM ELEV. = 1992.30
POND BOTTOM VOLUME REQUIRED = 1904 C.F.
POND BOTTOM VOLUME PROVIDED = 2732 C.F.
POND BOTTOM AREA PROVIDED = 4092 S.F.
POND BOTTOM ELEV. = 2 027.10
POND BOTTOM VOLUME REQUIRED = 95 C.F.
POND BOTTOM VOLUME PROVIDED = 136 C.F.
POND BOTTOM AREA PROVIDED = 210 S.F.
TOP OF BERM ELEV.
TOP OF CURB ELEV.
1- .20 FT.
MAX.
AINAGE
ICAL POND CROSS
NOT TO SCALE
SPOKANE COUN STANDARD
E "B" DR WITH E
4 METAL GRATE & FRAME
TA 10+40.38, 48.25' LT
GRATE ELEV. 1992.80
RIGHT OF AY
E R CURB PER SPOKANE
COUNTY STANDARD PLAN
A 3.
11 +00
E
COUN
10'
10 DRAINAGE
EASEMENT \
15' DRAINAGE
EASEMENT
CURB PER SPOKANE
STANDARD PLAN A -3
SPOKANE COUN STANDARD
E "A" DR LL WITH E
4 METAL GRATE & FRAME
STA. 4 +90.07, 23.50' LT.
GRATE ELEV.= 2027.60
RA
A
E 1 CURB INLET PER SPOKANE
COUNTY STANDARD PLAN B -8,
W /2" GUTTER DEPRESSION
STA. 4 +80.49, 20.00' LT.
TOC 2028.34
ENT A PECIFIED ON AN
1.5" SOD ON TOPSOIL, SOD
INSTALLED CONCURRENT WITH
OCCUPANCY OF ADJACENT HOUSE
ELEVATION
SECTION
SECTION
BOUNDARY OF FLAT,
LEVEL POND BOTTOM
POND BOTTOM LOCATION TAB
(FELTS ROAD STATION (St OFFSET)
STATION
POINT
OFFSET
5+09 77 ASR ....,..T....s_.
5+09.77
................23 : 4 ...... T......,
4 +74re7 0 `..... LT ......,
4+ 74..77 29.50- LT
A
VNI TI-
EW
STOR
EASEMENT
OR R.0.W,
STORM PIPE
RIP RA
POND BOTTOM OCATION TABLE
(17TH LANE STATION & OFFSET)
49.21, _
3, 85
74.1
0 +48.54
1"- 3" TOPSOIL ON
GRADED POND BOTTOM
GRADED POND BOTTOM
1.11' -1.28' BELOW
EDGE OF ASPHALT
DRAIN
PIPE
BOUNDARY OF FILAT,
LEVEL POND B0T[T'QM
SPOKANE COUNTY STANDARC --°
E "B" 'DR LL WITH E
4 METAL GRATE & FRAME
STA 10+ 09.49, 107.20' RT
GRATE ELEV. 1991.21
PROPOSED CONTOURS
RIGHT OF WAY
POND A DETAIL
-20*
STANDARD PLAN AT3.
20'
TRACT "C
PON) BOTTOM ELEV, = 1990.71
PON ) BOTTOM VOLUME REQUIRED 333 C.F.
PON') BOTTOM VOLUME PROVIDED = 355 C.F.
PON) BOTTOM AREA PROVIDED = 618 S.F.
E R CURB PER
10' UTILITY
EASEMENT
10' DRAINAGE
EASEMENT
24.01'
PROPOSED
CONTOURS
FOND C DETAIL
-10' DRAINAGE
EASEMENT
24.01'
5' ACCESS EASEMENT
BOUNDARY OF FLAT,
LEVEL POND BOTTOM
POND BOTTOM ELEV. = 2009.00.
POND BOTTOM VOLUME REQUIRED = 2530 C.F.
POND BOTTOM VOLUME PROVIDED = 2832 C.F.
POND BOTTOM AREA PROVIDED = 5399 S.F
NOTE: DEVELOPER TO PROVIDE SPOKANE COUNTY ENGINEERS OFFICE
ASBUILTS OF POND C TO VERIFY POND VOLUME REQUIRED IS
SATISFIED.
UNDERGROUND SERVICE ALERT
ONE -CALL NUMBER
456.8000
CALL TWO BUSINESS DAYS
BEFORE YOU DIG
POND BOTTOM OA TABLE
(17TH LANE STATION & OFFSET)
POINT
STATION
10
26.94
1 . ,...,
'1f 0 +09 7 .49 ..
1 C +t.4Q
10+1572
. 10 +24�
OFFSET
71 ..,...
71.4,
07.2
94 LT
. LT
83.12'
SPOKANE COUNTY STANDARD
E " "DR LL WTH E 4
METAL GRATE FRAME
STA. 165.4, 23.50 LT
GRATE ELEV.-2009.50.
SPOKANE COUNTY STANDARD
E "B "DR LLIMTH E4
METAL GRATE & FRAME
STA. 16 +81, 23.50' LT
GRATE ELEV.= 2009.50.
P
Architecture
Landscape Architecture
and Surveying
707 W. 7th Avenue, Suite 200
Spokane, WA 99204
Phone: (509 458 -6840
Fax: 599 5 -6844
Project Number:
CLC Job Number:
Drawn By:
Designed By.
Checked By:
99353
MJP
EMT
TAS
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