HomeMy WebLinkAboutGRA23-0014 - AS BUILT PLANSGRAPHIC SCALE
0 60 120
1 INCH = 60 FEET (22"X34")
1 INCH = 120 FEET (11"x17")
MASON MANOR
A PORTION OF SECTION 32, TOWNSHIP 22, RANGE 5, W.M.,
KING COUNTY, WASHINGTON
COVER SHEET
PROJECT/SITE INFORMATION
PARCEL#S: 3222059M
ADDRESS/LOCATION: 11030 SE 281ST Sr
.„•. gin" I SITE ZONING: R5/LEA HILL OVERLAY (CITY OF AUBURN)
ADJACENT ZONING: SR-4.5 (CITY OF KENT) & LEA HILL OVERLAY (CRY OF AUBURN)
— MUNICIPAL CODE: CITY OF AUBURN
����� �, ♦ _ — PROPOSED USE: SINGLE-FAMILY RESIDENTIAL
/IT,»
J-1vi(\
\ SITE AREA: TOTAL SITE AREA = I60,503 IF (
TOTAL DISTURBED AREA=38,222 222 SF 0.88 ACRES)
—r • i \ t� 'r ' I ' IMPERVIOUS AREAS: TOTAL PROPOSED IMPERVIOUS SURFACE = 9
I /1.• / IL' RESSHEIDENCE _7265Q FT
�/ •�%��i � ��J' j�' /1 DRIVEWAY =23,483 20SQ FT
�
a� IT �� ��� ) I I I WALKWAY =2205Q FT
•/ 8 \♦ :—__- `_+�..�'% //
/ BUILDING SETBACKS: TYPICAL BUILDING SETBACKS
_���' / / ♦ �' :'� � / FRONT: 10 T
a / / /! :: I r / I L SIDE:
FT
INTERIOR: 5 FT
RIOR:
APPROXIMATE SECTION OF WETLAND _ R
FENCE NOT INSTALLED WETLAND /r'/Ye REAR: 5 FT
POST AND SIGN WILL REPLACE SPLIT
i RAIL FENCE IN THIS LOCATION. / WETLANDA WETLANDS: 50&SOPIT
— T-' CONSTRUCTION SEQUENCE
• I
APPROXIMATE LOCATION OF , w,. ROCKERY WALLS ,HEIGHTS LESS 1. HOLD A PRE -CONSTRUCTION MEETING WITH THE CRY AND OBTAIN
•
THAN aFT ITYP.) / PROPOSED SEPTIC SYSTEM I I REQUIRED PERMITS.
DONE BY OTHERS 2. ESTABLISH CLEARING AND GRADING LIMITS.
EXISTING 3. CONSTRUCT PERIMETER SILT FENCES AND OTHER EROSION CONTROL
PUMP HOUSE\ ) �OPOSD — MEASURES AS NEEDED.
I SHED.- 4. SCHEDULE AN EROSION CONTROL INSPECTION WITH THECITY.
5. CONSTRUCT MIGHT -OF -WAY IMPROVEMENTS AND OTHER PER PLANS.
/ / 1�-\O i 6. STABILIZE ALL EXPOSED SOILS.
PROPOSED 7, ARRANGE FINAL INSPECTION WITH CITY.
RESIDENCE 8, ON -SITE SILTATION FENCE TO REMAIN UNTIL THE SITE IS STABILIZED
\ ' _/_ EXISTING / TO THE APPROVAL OF THE CITY INSPECTOR.
1 WELL HOUSE J w 4 9. REMOVE TESC MEASURES WHEN ALLOWED BY CITY INSPECTOR.
/
wl
IN, ITT 11
/PROPOSED VEWAY ' EARTHWORK QUANTITIES ON AND OFF -SITE
=yG� i%-----.a / �•I CUT =843 CY
+' •�:-:`--r..-�Iyi��LANDB or��; �'� ® 6 NET IMPORT/EXPORT =825 CY(FILL)
^•'0 �� — �� `` � - TOTAL EARTHWORK = 2,511 Cy
SE 281ST ST (MINOR ARTERIAL) \ NON -BUILDING RELATED PERMITS
m,
v CON23-OXXX - CONSTRUCTION PERMIT
STM23-OOM - LEVEL 3 STORM PERMIT
A < \_ " STORM SYSTEM DEVELOPMENT CHARGE
To
ON -SITE
TOTAL EXISTING HARD SURFACES = 0 SF
TOTAL NEW HARD SURFACE = 9,942 SF
LEGAL DESCRIPTION NET CHANGE =9,942 SF
THE EAST ONE-THIRD OF HE NORTH HALF OF THE NORTHWEST QUARTER OF CIVIL ENGINEER/SURVEYOR TOTAL HARD (NEW AND REMAINING EXISTING) SURFACE = 9,942 SF
THE SOUTHEAST QUARTER IN SECTION 32, TOWNSHIP 22 NORTH, RANGE 5 CONTOUR ENGINEERING LLC
FAST, W.M., IN KING COUNTY, WASHINGTON, LYING NORTHERLY OF THE P.O. BOX 949
NORTHERLY MARGIN OF SOUTHEAST 281ST STREET; GIG HARBOR, WA 98335 STORM PERMIT (ON AND OFF -SITE AREA)
(253) 857-5454 TOTAL DISTURBED AREA = 38,222 SF
EXCEPT THE EAST 30 FEET OF THE NORTH HALF OF THE NORTH HALF THEREOF. ENGINEER: JEREMY MUG, TOTAL NEW & REPLACED HARD SURFACE = 9,942 SF
JEREW.HAUG@CONTOURENGINEERINGLLC.COM TOTAL NEW HARD SURFACE = 9,942 SF
SITUATE IN THE CITY OF AUBURN, COUNTY OF KING, STATE OF WASHINGTON SURVEYOR: STEVE WOODS
STEVE.WOODS@CONTOURENGINEERINGLLC.COM TRENCH NOTE
BASIS OF BEARING IF WORKERS ENTER ANY TRENCH OR OTHER EXCAVATION FOUR OR MORE FEET IN
HELD BEARING OF SOUTH 17023'14" EAST BETWEEN CITY OF AUBURN POINT OWNER/APPLICANT DEPTH THAT DOES NOT MEET THE OPEN PIT REQUIREMENTS OF WSDOT SECTION
NUMBERS 212-001 AND 512-007 JEREMAIH & DUNVELE MASON 2-01 IT SHALL BE SHORED AND CRIBBED. THE CONTRACTOR IS ALONE
13374 SE 308TH CT, RESPONSIBLE FOR ALL WORKER SAFETY. ALL TRENCH SAFETY SYSTEMS SHALL MEET
VERTICAL DATUM AUBURN, WA 98092 THE REQUIREMENTS OF THE WASHINGTON INDUSTRIAL SAFETY AND HEALTH ACT,
BASEDUNYELE@GMAILCOM CHAPTER 49.17 RCW.
COA (253)921-1614
SPOOKS"
007: MOW IN 015E WITH 2" BRASS WITH PUNCH, STAMPED
SPOOKS"KS"5 0.DOWN AT INTERSECTION OF SE 304TH ST AND 116TH AVEE
SE.
ELEVATION 438.31' (NAVD 88) ARCHITECT
SITE #1: LANDMARK DESIGN, INC.
CONTROL CE#500, SET HUB AND MAG SOUTH OF SITE, NORTH OF EDGE OF 1202 - MAIN ST. STE. #104
PAVEMENT+/-3', EAST OF WEST DRIVEWAY +/-17'AS SHOWN HEREON SUMNER, WA 98390
ELEVATION 416.41' (NAVD 88) SITE #2: (253) 826-7606
CONTROL CE#501, SET HUB AND MAG ON SITE ON SOUTH SIDE SHOWN HEREON
ELEVATION 422.07' (NAVD 88)
RECORD DRAWING CERTIFICATION
THESE DRAWINGS CONFORM TO THE
CONTRACTOR'S CONSTRUCTION RECORDS.
INSPECTOR 05/06/2025
DEV. REVIEW ENG. `1"` 05/05/2025
AS -BUILT DRAWINGS
GENERAL NOTES
1. CONSTRUCTION SHALL CONFORM TO THE CRY OF ALBUMS ENGINEERING
DESIGN AND CONSTRUCTION STANDARDS, EXCEPT AS OTHERWISE APPROVED
BY DEVIATION, AND BE IN ACCORDANCE WITH THE APPROVED PLANS. ANY
CHANGES FROM THE APPROVED PLAN WILL REQUIRE APPROVAL FROM THE
OWNER, ENGINEER OF RECORD, AND THE CRY.
2. ALL WORKMANSHIP AND MATERIALS SHALL CONFORM TO THE "WASHINGTON
STATE DEPARTMENT OF TRANSPORTATION (WSDOT) STANDARD
SPECIFICATIONS FOR ROAD, BRIDGE, AND MUNICIPAL CONSTRUCTION
(CURRENT EDITION)," EXCEPT WHERE SUPPLEMENTED OR MODIFIED BY THE
CITY5 CONSTRUCTION STANDARDS MANUAL. THE ABOVE DOCUMENTS SHALL
BE AVAILABLE AT THE JOB SITE DURING CONSTRUCTION.
3. A PRE -CONSTRUCTION MEETING SHALL BE REQUIRED PRIOR TO THE START OF
ALL CONSTRUCTION. CONTACT THE PUBLIC WORKS DEPARTMENT AT 253-931-
3010, TO SCHEDULE A MEETING.
4. UNLESS STATED OTHERWISE, LOCATIONS SHOWN FOR EXISTING UTILITIES ARE
APPROXIMATE. THE CONTRACTOR IS CAUTIONED THAT OVERHEAD UTILITY
LINES MAY NOT BE SHOWN ON THE DRAWINGS. IT SHALL BE THE
CONTRACTORS RESPONSIBILITY TO DETERMINE THE TRUE ELEVATIONS AND
LOCATIONS OF ALL UNDERGROUND UTILITIES AND THE EXTENT OF ANY
HAZARD CREATED BY OVERHEAD UTILITY LINES. IDENTIFICATION, LOCATION,
MARKING, AND RESPONSIBILITY FOR UNDERGROUND FACILITIES OR UTILITIES,
IS GOVERNED BY THE PROVISIONS OF CHAPTER 19.122 REVISED CODE OF
WASHINGTON (RCW). PRIOR TO STARTING CONSTRUCTION, THE CONTRACTOR
SHALL CALL ONE -CALL (811) FOR UTILITY LOCATIONS (WATER, SANITARY
SEWER, STORM SEWER, GAS, POWER, TELEPHONE, AND CABLE).
5. IF A PROPOSED ROUTE IS NOT INCLUDED ON THESE PLANS, A PROPOSED
ROUTE AND SCHEDULE FOR HAULING MATERIAL TO THE SITE SHALL BE
SUBMITTED TO THE CITY FOR APPROVAL PRIOR TO THE START OF
CONSTRUCTION. IF THE CITY BELIEVES THAT THE PROPOSED HAUL ROUTE
WILL ADVERSELY IMPACT THE STREET NETWORK, A SERA AMENDMENT MAY BE
REQUIRED TO EVALUATE THE IMPACTS AND DETERMINE MITIGATION
REQUIREMENTS BEFORE BEGINNING WORK. HAULING MAY BE LIMITED TO
APPROPRIATE OFF-PEAK HOURS OR ALTERNATIVE ROUTES, AS DETERMINED
BY THE CITY.
6. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PUBLIC SAFETY ON AND
AROUND THE PROJECT. PRIOR TOTHE START OF WORK, ALL METHODS AND
EQUIPMENT USED FOR TRAFFIC CONTROL AND STREET MAINTENANCE SHALL
BE SUBMITTED TO THE CRY FOR APPROVAL. CONTRACTORS AND THEIR
SURETY SHALL BE LIABLE FOR INJURIES AND DAMAGES TO PERSONS AND
PROPERTY SUFFERED BECAUSE OF CONTRACTORS OPERATIONS OR
NEGLIGENCE CONNECTED WITH THEM.
7. ALL CONSTRUCTION SURVEYING DR EXTENSIONS OF PUBLIC FACILITIES
SHALL BE DONE UNDER THE DIRECTION OF A WASHINGTON LICENSED LAND
SURVEYOR OR A WASHINGTON LICENSED PROFESSIONAL CIVIL ENGINEER.
B. CERTIFIED DRAWINGS ARE REQUIRED PRIOR TO PROJECT ACCEPTANCE.
REFER TO THE CUY5 "DEVELOPMENT RECORD CONSTRUCTION DOCUMENT"
HANDOUT
CONTRACTOR NOTES
1. IT IS HIGHLY RECOMMENDED THAT PROPOSED IMPROVEMENT,
ESPECIALLY BUILDING, BE SURVEY STAKED IN THE FIELD PRIOR TO
BEGINNING CONSTRUCTION OPERATIONS TO AVOID POTENTIAL
CONFLICTS OR INCORRECT PLACEMENT OF IMPROVEMENTS.
2. FINISH FLOOR ELEVATIONS CAN BE ADJUSTED AS NEEDED FOR
CONSTRUCTION, STORM DESIGN ELEMENT GRADES SHALL BE
ADJUSTED WITH AND CHANGE IN THE FINISH FLOOR ELEVATION.
3. COORDINATE W/ SEPTIC DESIGNER FOR FINAL APPROVED DESIGN
AND EXACT LOCATION OF ALL SEPTIC COMPONENTS.
SHEETINDEX
C1
COVER
C2
SITE PLAN
C3
TESC PLAN
C4
DRAINAGE PLAN
C5
GRADING PLAN
C6
SIGHT DISTANCE EXHIBIT
C7
NOTES AND DETAILS
1/3
WETLAND MITIGATION
PLAN
2/3
WETLAND MITIGATION
PLAN
3/3
WETLAND MITIGATION
PLAN
CALL 811 AT LEAST 48
HOURS BEFORE YOU DIG
IT OR SOMEONE UNDER MY DIRECT SUPERVISION, HAVE VISUALLY INSPECTED
THE IMPROVEMENTS FOR THE PROJECT KNOWN AS MASON MANOR. BASED
ON THE STANDARD OF CARE AND EXPERTISE WHICH IS USUAL AND
CUSTOMARY IN THIS COMMUNITY FOR PROFESSIONAL ENGINEERS, I FIND
THAT THE IMPROVEMENTS FOR THIS PROJECT GENERALLY CONFORM TO THE
TERMS AND CONDITIONS OF THE APPROVED DESIGN AND HAVE BEEN
COMPLETED. ROCKERY WALLS SHOWN IN RED ARE APPROXIMATE, WERE NOT
25 PART OF THE APPROVED PLAN SET, AND ARE NOT SURVEY VERIFIED.
SITE
VICINITY MAP
NOT TO SCALE
LEGEND
SURVEY PROPOSED
/ CONTOURS
— — — PROPERTY LINE/RIGHTOFWAY
RIGHT-OF-WAY DEDICATION O
— — — RIGHT-OF-WAY CENTERLINE — — -
------ EASEMENT
— — - — BUILDING SETBACK
WALL LINE m CD FENCE LINE 0
—SD STORM DRAIN LINE —SD '
—SS SANITARY SEWER LINE —SS
—RED— ROOF DRAIN LINE —RED-
-FM SANITARY SEWER FORCE MAIN LINE —FM
—UT COMMON UTILITY TRENCH —UT
—OHM— OVERHEUNDERGROUND
ER POWER
—OHM-
-P UNDERGROUND POWER LINE —P
—W WATERLINE —W
17 TYPE I/TYPE 1L CATCHBASIN ■
STORM DRAIN CLEANOUT (SDCO)
p POWER POLE (PP)
OO SANITARY SEWER MANHOLE
0 SANITARY SEWER CLEANOUT(SSCO)
27 HYDRANT A
® WATER VALVE z
WATERMETER
NGPA SIGNS
EXISTING PEDESTRIAN TRAIL
aCONCRETE "
VERIFICATION NOTE
ALL OUSTING UTILITIES W THE CONSTRUCTION AREA SHALL BE
IDENTIFIED AND VERIFIED FOR DEPTH AND LOCATION PRIOR TO ANY
CONSTRUCTION ACTTVITIES SO TO IDENTIFY ANY POTENTIAL
CONFLICTS WITH PROPOSED CONSTRUCTION, CONTACT PROJECT
ENGINEER IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED.
PRIOR TO ANY CONSTRUCTION ACTIVITIES VERIFY EXISTING
TOPOGRAPHY IS CONSISTENT WITH WHAT IS SHOWN ON PLANS AND IF
THERE ARE ANY POTENTIAL CONFLICTS WITH PROPOSED
CONSTRUCTION ACTIVITIES. CONTACT PROJECT ENGINEER
IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED.
CITY OF AUBURN APPROVALS
THIS PLAN SET FOR PROJECTGPA23-001,4SHEETS 1 TO 10 ARE APPROVED FOR CONSTRUCTION BY:
JACOB SWEETING , P.E., CITY ENGINEER: 4��z DATE:02/14/2024
ELTZABETH CHAMBERLAIN, P.E. , DEV. REVIEW ENGINEER: DATE: 0v14no24
ALYSSATATRO . PLANNER: Alyssa Tatr 1DATE: ov1`5/"mz4
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DESIGNER:
C. JOST
ENGINEER:
J. HAUG
DRAWN:
C. JOST
S32 T22N
R05E WM
DATE: 11
APRIL 2023
REVISED:
PROJECT:
21-154
DWG NAME
21-154-C
SHEET
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AS -BUILT
GRAPHIC SCALE
0 30 60
iiiieMMOn
I INCH = 30 FEET (22" X34")
1 INCH = 60 FEET (11-X17")
R5/LEA HILL OVERLAY (CITY OF AUBURN)
EXISTING PEDESTRIAN TRAIL, —
NO CLEARING ALLOWED
LANDISHIRE ESTATES HOMEOWNERS ASSOCIF
WATER USE AGREEMENT AND EASNIENT
MASON MANOR
A PORTION OF SECTION 32, TOWNSHIP 22, RANGE 5, W.M.,
KING COUNTY, WASHINGTON
SITE PLAN
¢42-E 2562 JS r ('RjC
5G2 SR4.5(CITY OF KENT)
//� 420? I °°ems �I I ��\Tim\ t— -
24 DECIDUOUG 58" FIR -i -F-� 12" OSCIWOU9AV
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- 64 FIR � EaD �EIn\ _� — f< _6m-DECm�us\v
_--A22— — �/ _—_42d— 12-DELI SIG. le-Ti ouw0 us �,4,° s 11 i" '
5D' FIR WETLAND BUFFER INDICATOR POSTS(TYP.)
— m- DsclDuous �% % \ I
_-424- 48' Fr -- --42s-
/ 11 DECIDUOUS
I -II I4� �IDUGUS /' Ti'D C 'G, o, // I 0
WETIAND BUFFER INDICATOR POSTS (T1'P.)-CIB0005121��p26/
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38 SIB — �422' / / /L^ //4 �f9 i5C/ iyp-16 I
4 DECIDUOUS / / Ii'2o-DE aqe us/ II
� �— 8 FUR, / / _�418� /� / i�/
42 —420—
0" FIR
20" FIR � / 64p NA16 /
WETLAND
A15
/ A35 A34 —A32 bl D AJI.z - rg� WETLAND BUFFER PROTECTION FENCING WETLAND 3A_._:\---`—iUP—_ PER WEfI/WD BIOLOGIST, END SHEET 3/3
IA 11
60 .0'REDUCED
WETLAND BUFFER PER
WETLAND REPORT - I"
80.0' WETLAND BUFFER FOR
\
\^°' DECIDOOI 6
APPROXIMATE SECTION OF WETLAND
AI o FENCE NOT INSTALLED. WETLAND �( fG-CEDAR
POST AND SIGN WILL REPLACE SPLIT 1001WELL RADIUS /
2 RAIL FENCE IN THIS LOCATION. z
f0 Ott C 6 CEDAR /
YYA2�
18' FIR �������� 012 DA�
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30-csDAR o /p16- $ — � as v
WATER LINE EXCAVATION TO BE FILLED I �� z DAR-- -- /,°
AND REPLANTED TO NATIVE VEGETATION R@��h2\ FIR - 10 `C DA$��ttt�`D 420— / \\
( PER BMP T5.30 / I [ 3
A' 0,6- CEDA n ' °C HOAR
I / /I \ P i� PROPOSED
EXISTING WELL / - - - _ - _ 9
II m' HOUSE / / PROPOSED I / RESIDENCE
1
��i SHED I / /
4T DISPERSION TRENCH
/
—0
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\ _ DJCR
R5/LEA HILL OVERLAY (CITY OF AUBURN)
+ to � I/
RESERVE
/
I / RESERVE \�
40CEDAR
?46-/EDAR / _
/ 4
36" EO � DUB \
/ 1 1
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DRAINFIR
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-"PROPOSED 4' WIDE WALKWAY
_ 47DISPERSION TRENCH
n o WETAND BUFFER PROTECTION qNG /'
o m O fa PER WETLAND BIOLOGIST
A r
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�D 900 6 (3) 10' DISPERSION /
e4 WETLAND B — _- -j -
- 811 4 " Uruww° to _ e �9'0 A l-
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— — � R=25.1
IDEC DUDSBL
UOUS PROPOSED 4" WEDGE CURB
/ PER SEE) DETAILTy141.1
PROPOSED RETAINING WALL
SEE GRADING SHEET AS WELL
AS WALL NOTE ON SHEET CS
30 00
.Lp.
/ 14
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10
CIDI
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r113-
CEDAR
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tl- DECIDUOUS
APPROXIMATE LOCATION OF
>
ROCKERYERYWALLS HEIGHTS LESS
2
_
THAN 4FT (iVP.)
Qc
PROPOSED RETAINING WALL
W/ FENCE ALONG TOP. SEE
GRADING SHEET AS WELL AS
_
WALL NOTE ON SHEET C5
�. , b LINE K SE 2815T ST / RELOCATED CHEVRON SIGN \4G
- Fos L N (MINOR ARTERIAL) 4�
PP/L DRIVEWAY — — EXISTING SIGN TO BE RELOCATED SIG
� PV
CONTRACTOR TO COORDINATE 40A� ,VE
_ — P/I DRIVEWAY WITH UTILITY PURVEYOR TO
p/ RELOCATE EXISTING POWER POLE. \ f f<L2a
SEE SHEET C6 FOR SIGHT'
CONTRACTOR TO COORDINATE DISTANCE DEMONSTRATION
WITH UTILITY PURVEYOR TO _ _ _ Top
INSTALL NEW DISTRIBUTION POLE EXISTING SIGN TO BE PRESERVED
\ CONTRACTOR TO COORDINATE WITH UTILITY
PURVEYOR TO INSTALL NEW POWER POLE PER PEE
PLAN SEE POWER POLE NOTE.
210WED FROM 900J
\ l
POWER POLE NOTES
• EXACT LOCATION OF POWER POLES AND FACILITIES SHALL BE PER PSE DESIGN
PLANS AND DOCUMENTS.
• POWER POLES MUST BE LOCATED OUTSIDE THE MINIMUM CLEAR ZONE AREA AS
OUTLINED WITHIN THE AASH70 ROADADE DESIGN GUIDE
• PER CITY FILE NO. PRE2141015, SE 281ST STREET IS A MINOR ARTERIAL STREET.
• ACCORDING TO AASHTO DESIGN GUIDE CHAPTER 3, TABLE 3-1 AND 3-2 A
DESIGN SPEED OF 45 MPH, POSTED 35 MPH, FORESELOPES NEAR IVAH, AND
OVER 6,000 ADT THE CLEAR ZONE DISTANCE NEEDS TO BE BETWEEN 24-28 FEET.
TO BE CONSERVATIVE THE LARGEST DESIGN ADT, >6,000 ADT, WAS SELECTED.
• THE CLEAR ZONE DISTANCE SHOWN ON THE PLAN FROM EDGE OF SE 281ST
STREET TO NEW POWER POLE IS APPROXIMATELY 28FT.
ULM! Roil) 11190]CLlUviILln�
I, OR SOMEONE UNDER MY DIRECT SUPERVISION, HAVE VISUALLY INSPECTED
THE IMPROVEMENTS FOR THE PROJECT KNOWN AS MASON MANOR. BASED
ON THE STANDARD OF CARE AND EXPERTISE WHICH IS USUAL AND
CUSTOMARY IN THIS COMMUNITY FOR PROFESSIONAL ENGINEERS, I FIND
THAT THE IMPROVEMENTS FOR THIS PROJECT GENERALLY CONFORM TO THE
TERMS AND CONDITIONS OF THE APPROVED DESIGN AND HAVE BEEN
COMPLETED. ROCKERY WALLS SHOWN IN RED ARE APPROXIMATE, WERE NOT
>5 PART OF THE APPROVED PLAN SET, AND ARE NOT SURVEY VERIFIED.
VERIFICATION NOTE
ALL EXISTING UTILITIES IN THE CONSTRUCTION AREA SHALL BE
IDENTIFIED AND VERIFIED FOR DEPTH AND LOCATION PRIOR TO ANY
CONSTRUCTION ACTIVITIES SO TO IDENTIFY ANY POTENTIAL
CONFLICTS WITH PROPOSED CONSTRUCTION. CONTACT PROJECT
ENGINEER IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED.
PRIOR TO ANY CONSTRUCTION ACTIVITIES VERIFY EXISTING
TOPOGRAPHY IS CONSISTENT WITH WHAT IS SHOWN ON PLANS AND IF
THERE ARE ANY POTENTIAL CONFLICTS WITH PROPOSED
CONSTRUCTION ACTIVITIES. CONTACT PROJECT ENGINEER
IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED.
CALL 811 AT LEAST 48
HOURS BEFORE YOU DIG
PROJECT REF: GRA23-0014
THESE PLANS ARE APPROVED FOR
CONFORMANCE WITH THE CITY OF AUBURN'S
REQUIREMENTS.
DEV. REVIEW ENGINEER:
DATE APPROVED: o2n4/2o24
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DESIGNER:
C. JOST
ENGINEER:
J. HAUG
DRAWN:
C. JOST
S32 T22N
R05E WM
DATE: 11
APRIL 2023
REVISED:
PROJECT:
21-154
DWG NAME:
21-154-C
SHEET
REV.
A
2 OF 10
AS -BUILT
GRAPHIC SCALE
0 20 40
iiiieMl
I INCH = 20 FEET (22"x34")
1 INCH = 40 FEET (11-X17")
12".OrCI0HUHS
14'/DECIDUOUS
12DECIDUOUS (2)/ .-A26 020Y CEDAR ND
DUO
,0--DEL L��/'/
- - - - - - - - - - �422'� / /
/
14'_DECIDUOUB20 DEC DECID'uous�//'
1418i''
A PORTION OF SECTION 32, TOWNSHIP 22, RANGE 5, W.M.,
KING COUNTY, WASHINGTON
TESC PLAN
:II:.n' 3 T FIR w
k 9' O
i I I, PRESERVE AND PROTECT RESERVE N I
SEPTIC DRAINFIELD AREA
��- pA � YB" DECIDUOUS' 6
I V ry
FIF 11.' CEDAR
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PRIMDR INFIARY FIID� o=¢
'41 �20 FIR
,. -- ®�;
_ ---- V I
EXISTING WETLAND AND BUFFER TO BE �/ I PROTECTED DURING CONSTRUCTION 36 E L I
ITCH --- ... /
.9.....- _ _. . .TOP
V 18" CEDAR I
SEPTIC SYSTEM
/ v DESIGN BY OTHERS IU
30" CEDAR \ v �--� 6" CEDAR U9�1
®12" CEDAR \416��\//
_ \ TREES WITHIN CLEARING LIMBS TO BE /
30 CEDAR 'A18' i'^9p REMOVED AT OWNER'S DISCRETION
/420- — 22" CEDAR�___�
aa" FIR 10DAR cL
-420�0 " DECIDUOUS
�8" CEDA) / �� V m
I
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6" DECK
TREES WITHIN CLEARING /
LIMITS TO BE REMOVED
I AT OWNER'S DISCRETION - DECI
A DEk[fUOUS
DECIDUOUS --- 416--------
---------- ---' a aDECIDU '
CIDU
S" DECIDUOUS __--- ---- P�
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EXISTING AND BUFFERO BE
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GRADING AND EROSION CONTROL NOTES
1. WITHIN THE CRY OF AUBURN, ALL REQUIRED SEDIMENTATION AND EROSION
CONTROL FACILITIES INDICATED ON THE PLANS MUST BE CONSTRUCTED AND
IN OPERATION PRIOR TO LAND CLEARING AND/OR OTHER CONSTRUCTION
ACTIVITIES. THESE FACILITIES SHALL BE MAINTAINED AND UPGRADED, IF
NECESSARY, TO INSURE THAT SEDIMENT-L DEN WATER AND STORM
DRAINAGE RUNOFF DOES NOT IMPACT THE ADJACENT PROPERTIES,
NATURAL DRAINAGE WAYS, OR THE EXISTING CITY STORM DRAINAGE
SYSTEM.
2. THE SOURCES FOR ALL MATERIAL IMPORTED TO THE SITE SHALL BE
APPROVED BY THE CRY.
3. THE STORM DRAINAGE DETENTION (RETENTION IF INFILTRATION SYSTEM IS
USED), SEDIMENTATION AND EROSION CONTROL FACILITIES DEPICTED ON
THE APPROVED DRAWINGS ARE INTENDED TO BE MINIMUM REQUIREMENTS
TO MEET ANTICIPATED SITE CONDITIONS. ADDITIONAL DRAINAGE AND
EROSION CONTROL FACILITIES MAY BE REQUIRED AS SITUATIONS WARRANT
DURING CONSTRUCTION. THE IMPLEMENTATION, MAINTENANCE,
REPLACEMENT AND ADDITIONS TO THESE CONTROL SYSTEMS SHALL BE THE
RESPONSIBILITY OF THE PERMREE.
4. THE TEMPORARY EROSION CONTROL FACILITIES, INCLUDING ALL PERIMETER
CONTROLS AND THE DETENTION (RETENTION IF INFILTRATION SYSTEM IS CONTROL
PONDS SHALL REMAIN IN PLACE UNTIL FINAL SITE CONSTRUCTION IS COMPLETED.
AFTER CITY APPROVAL, THE CONTRACTOR WILL BE RESPONSIBLE FOR REMOVING
ALL TEMPORARY FACILITIES.
5. THE CONTRACTOR WILL BE REQUIRED TO WATER THE SITE, AS NECESSARY,
TO REDUCE DUST EMISSIONS AS A RESULT OF CONSTRUCTION ACTIVITY.
6. NO TRACKING IN THE ROADWAY IS ALLOWED. IF SEDIMENT IS TRACKED ONTO
THE ROAD, THE ROAD SHALL BE THOROUGHLY AND IMMEDIATELY CLEANED
BY SHOVELING OR PICKUP SWEEPING. TRANSPORT SEDIMENT TO A
CONTROLLED SEDIMENT DISPOSAL AREA. KEEP STREETS CLEAN AT ALL
TIMES.
7. ALL AREAS OF ACTIVE EARTHWORK WHICH HAVE THE POTENTIAL FOR
EROSION AND SEDIMENTATION IMPACTS ON ADJACENT PROPERTIES,
NATURAL DRAINAGE WAYS, OR THE EXISTING CITY STORM DRAINAGE
SYSTEM MUST BE STABILIZED ACCORDING TO THE FOLLOWING SCHEDULE:
FROM MAY 1 TO SEPTEMBER 30, AREAS AT FINAL GRADE AND THOSE THAT
ARE SCHEDULE TO REMAIN UN -WORKED FOR MORE THAN SEVEN (7) DAYS
SHALL BE STABIll FROM OCTOBER 1 TO APRIL 30 EARTHWORK
ACTIVITIES SHALL BE CONDUCTED IN STAGES IN ORDER TO MINIMIZE SOIL
EXPOSURE. EXPOSED SOILS THAT WILL REMAIN UN -WORKED FOR MORE
THAN TWO (2) DAYS SHALL BE STABILIZED IMMEDIATELY
TREES WITHIN CLEARING
LIMITS TO BE REMOVED
020'31 E 30 C
'IDUOUS
IDUOUS
TESC LEGEND
WORK AREVOEKING
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CONSRUMON ERMWry PER
MY OF AUBURN STANDARD
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STANDARD DETNL E-02
AS -BUILT DRAWINGS
I, OR SOMEONE UNDER MY DIRECT SUPERVISION, HAVE VISUALLY INSPECTED
THE IMPROVEMENTS FOR THE PROJECT KNOWN AS MASON MANOR. BASED
ON THE STANDARD OF CARE AND EXPERTISE WHICH IS USUAL AND
CUSTOMARY IN THIS COMMUNITY FOR PROFESSIONAL ENGINEERS, I FIND
THAT THE IMPROVEMENTS FOR THIS PROJECT GENERALLY CONFORM TO THE
TERMS AND CONDITIONS OF THE APPROVED DESIGN AND HAVE BEEN
COMPLETED. ROCKERY WALLS SHOWN IN RED ARE APPROXIMATE, WERE NOT
�S PART OF THE APPROVED PLAN SET, AND ARE NOT SURVEY VERIFIED.
VERIFICATION NOTE
ALL EXISTING UTILITIES IN THE CONSTRUCTION AREA SHALL BE
IDENTIFIED AND VERIFIED FOR DEPTH AND LOCATION PRIOR TO
CONSTRUCTION ACTIVITIES SO TO IDENTIFY ANY POTENTIAL CO
WITH PROPOSED CONSTRUCTION. CONTACT PROJECT ENGINEER
IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED.
PRIOR TO ANY CONSTRUCTION ACTIVITIES VERIFY EXISTING
TOPOGRAPHY IS CONSISTENT WITH WHAT IS SHOWN ON PLANS AND IF
THERE ARE ANY POTENTIAL CONFLICTS WITH PROPOSED CONSTRUCTION
ACTIVITIES. CONTACT PROJECT ENGINEER IMMEDIATELY IF ANY
CONFLICTS ARE IDENTIFIED.
CALL 811 AT LEAST 48
HOURS BEFORE YOU DIG / � 3
1 \TOE \.1 N PROJECT REF' GRA23-0014
THESE PLANS ARE APPROVED FOR
CONFORMANCE WITH THE CITY OF AL BURN'S
REQUIREMENTS,
DEV. REVIEW ENGINEER.
DATE APPROVED:
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CADET
ENGINEER:
J. HAUG
DRAWN:
C. JOST
S32 T22N
R05E AM
DATE: 11
APRIL 2023
REVISED:
PROJECT:
21-154
DWG NAME:
21-154-C
SHEET
REV.
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AS -BUILT
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A PORTION OF SECTION 32, TOWNSHIP 22, RANGE 5, W.M.,
KING COUNTY, WASHINGTON
DRAINAGE PLAN
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APPROXIMATE LOCATION OF - _ W/ ROCK LINING INLET PROTECTION .
9>6, ,Q - _ ROCKERY WALLS, HEIGHTS LESS 12"0 IE = 403.50 -
/4� THAN4-FT(TYP) da N
AS -BUILT DRAWINGS
1, OR SOMEONE UNDER MY DIRECT SUPERVISION, HAVE VISUALLY INSPECTED
THE IMPROVEMENTS FOR THE PROJECT KNOWN AS MASON MANOR. BASED
ON THE STANDARD OF CARE AND EXPERTISE WHICH IS USUAL AND
CUSTOMARY IN THIS COMMUNITY FOR PROFESSIONAL ENGINEERS, I FIND
THAT THE IMPROVEMENTS FOR THIS PROJECT GENERALLY CONFORM TO THE
TERMS AND CONDITIONS OF THE APPROVED DESIGN AND HAVE BEEN
COMPLETED. ROCKERY WALLS SHOWN IN RED ARE APPROXIMATE, WERE NOT
,5 PART OF THE APPROVED PLAN SET, AND ARE NOT SURVEY VERIFIED.
` SE 281ST ST
,�-(MINOR ARTERIAL)
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STORM CONSTRUCTION NOTES
1. ALL WORKMANSHIP AND MATERIALS SHALL BE IN ACCORDANCE WITH CRY STANDARDS AND
THE MOST CURRENT COPY OF THE STATE OF WASHINGTON STANDARD SPECIFICATIONS FOR
ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION (WSDOT) AS AMENDED BY THE CRY OR THE
STATE.
2. TEMPORARY EROSION/WATER POLLUTION PREVENTION MEASURES SHALL BE REQUIRED IN
ACCORDANCE WITH THE CRY OF AUBURN STORMWATER MANAGEMENT MANUAL AND THE
DEPT. OF ECOLOGYS CONSTRUCTION STORMWATER GENERAL PERMIT. SHOULD THE
TEMPORARY EROSION AND SEDIMENTATION CONTROL MEASURES AS SHOWN ON THIS
DRAWING SET NOT PROVE ADEQUATE TO CONTROL EROSION AND SEDIMENTATION, THE
APPLICANT/CONTRACTOR SHALL INSTALL ADDITIONAL FACILITIES AS NECESSARY TO
PROTECT ADJACENT PROPERTIES, SENSITIVE AREAS, NATURAL WATER COURSES, Al
STORM DRAINAGE SYSTEMS.
3. CALL THE UNDERGROUND LOCATE LINE 1-800-4245555 A MINIMUM OF 48 HOURS PRIOR TO
ANY EXCAVATIONS.
4. THE STORM DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO APPROVED PLANS
ON FILE WITH THE CRY. ANY SIGNIFICANT DEVIATION FROM THE APPROVED PLANS WILL
REQUIRE WRITTEN APPROVAL FROM THE CITY.
S. A COPY OF THE APPROVED CONSTRUCTION STORMWATER POLLUTION PREVENTION PLAN
AND STORMWATER PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN
PROGRESS.
6. ALL EROSION CONTROL AND STORMWATER FACILITIES SHALL BE REGULARLY INSPECTED
AND MAINTAINED BY THE DESIGNATED CERTIFIED EROSION AND SEDIMENT CONTROL LEAD
(CESCL) DURING CONSTRUCTION.
7. IT SHALL BE THE SOLE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN STREET USE AND
OTHER RELATED OR REQUIRED PERMITS PRIOR TO ANY CONSTRUCTION ACTIVITY IN THE
MUNICIPALITY'S RIGHT-OFWAY. R SHALL ALSO BE THE RESPONSIBILITY OF THE
CONTRACTOR TO OBTAIN ALL REQUIRED PERMITS PRIOR TO ANY CONSTRUCTION. THE
CONTRACTOR SHALL ABIDE BY ALL REQUIREMENTS FOR TRAFFIC CONTROL S SAFETY WHEN
WORKING IN THE ROAD RIGHT-0E-WAY.
8. THE CONTRACTOR SHALL NOTIFY THE PROJECT ENGINEER IN THE EVENT OR DISCOVERY OF
POOR SOILS, STANDING GROUNDWATER, OR SEVERE DISCREPANCIES FROM SOIL LOG
DESCRIPTIONS AS NOTED ON THE PLANS.
9. FOR PUBLIC SYSTEMS, THE CONTRACTOR SHALL CALL FOR INSPECTION 48 HOURS PRIOR TO
COVERING ANY DRAINAGE STRUCTURE.
10. ALL DRAINAGE STRUCTURES, SUCH AS CATCH BASIN AND MANHOLES, NOT LOCATED WITHIN
A TRAVELED ROADWAY OR SIDEWALK, SHALL HAVE SOLID LOCKING LIDS. ALL DRAINAGE
STRUCTURES ASSOCIATED WITH A PERMANENT RETENTION/DETENTION FACILITY SHALL
HAVE A SOLID LOCKING LIDS.
ROOF/YARD DRAINAGE NOTES
1. CONTRACTOR SHALL REFER TO ARCHITECTURAL PLANS FOR EXACT LOCATIONS OF
DOWNSPOUTS
2. ALL ROOF/YARD DRAIN PIPE SHALL BE 4"0 HAVING A MINIMUM SLOPE OF 1.0% UNLESS
OTHERWISE SPECIFIED ON PLANS
3. PIPE SHALL HAVE A MINIMUM COVER OF L V IN NON -TRAFFIC BEARING AREAS AND 2.0' IN
TRAFFIC BEARING AREAS UNLESS OTHERWISE SPECIFIED ON PLANS
4. PIPE SHALL BE ADS N-12 OR APPROVED EQUIVALENT UNLESS COVER IS LESS THAN 2.0' IN
TRAFFIC BEARING AREAS. IN THIS CASE, DUCTILE IRON PIPE OR APPROVED EQUIVALENT
SHALL BE USED.
5. THE ROOF AND YARD DRAIN SYSTEM SHOWN IS A RECOMMENDED SOLUTION. CONTRACTOR
CAN ADJUST SYSTEM AND ADD SDOO'S AS NEEDED SO TO COLLECT ALL ROOF AND CONVEY
TO DISPERSION TRENCH IDENTIFIED ON THE PLAN. CONTACT PROJECT ENGINEER IF
CONFLICTS ARISE.
6. YARD DRAINS SHALL BE ADDED AS NEEDED TO ENSURE THAT NO STANDING WATER IS
ALLOWED
7. ALL SDCO'S AND COVERS LOCATED IN TRAFFIC AREAS SHALL BE TRAFFIC BEARING.
DISPERSION AND FLOWPATH NOTES
1. DISPERSION SHALL BE ACCOMPLISHED VIA DISPERSION TRENCH (DETAIL 1, SHEET C7) AND
SHEET FLOW DISPERSION (DETAIL 2, SHEET C7).
2. ALL VEGETATIVE FLOWPATHS SHOWN SHALL BE KEPT AS NATIVE VEGETATION IF AT ALL
POSSIBLE. IF NATIVE VEGETATION IS REMOVED OR DISTURBED, IT SHALL BE IMMEDIATELY
SEEDED AND RE-ESTABLISHED W/ NATIVE VARIETIES MEETING BMP T5.13:
POST -CONSTRUCTION SOIL QUALITY AND DEPTH.
3. FLOWPATH AREAS SHALL BE MAINTAINED AS VEGETATIVE
4. FLOWPATHS LENGTH AND WIDTH SHALL BE PER PLAN
5. DISPERSION FLOWPATH AREAS CANNOT OVERLAP ANY SEPTIC SYSTEM OR DRAINFIELDS.
6. ROOF AREAS SHALL BE ROUTED TO DISPERSION FEATURES AS SHOWN.
VERIFICATION NOTE
ALL EXISTING UTILITIES IN THE CONSTRUCTION AREA SHALL BE
IDENTIFIED AND VERIFIED FOR DEPTH AND LOCATION PRIOR TO
CONSTRUCTION ACTIVITIES SO TO IDENTIFY ANY POTENTIAL CO
WITH PROPOSED CONSTRUCTION. CONTACT PROJECT ENGINEER
IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED.
PRIOR TO ANY CONSTRUCTION ACTIVITIES VERIFY EXISTING
TOPOGRAPHY IS CONSISTENT WITH WHAT IS SHOWN ON PLANS AND IF
THERE ARE ANY POTENTIAL CONFLICTS WITH PROPOSED CONSTRUCTIOT
ACTIVITIES. CONTACT PROJECT ENGINEER IMMEDIATELY IF ANY
CONFLICTS ARE IDENTIFIED.
)TING DRAIN TO DISCHARGE CALL 811 AT LEAST 48
LOW POINT PER WALL DESIGN
HOURS BEFORE YOU DIG
CULVERT OUTLET W/ ROCK
LINING L=12.0', W=7.0', D=2.0'
HE 12"0 = 398.86t (W)
PROJECT REF: GRA23-0014
THESE PLANS ARE APPROVED FOR
CONFORMANCE WITH THE CITY OF AUBURN'S
REQUIREMENTS.
DEV. REVIEW ENGINEER:1410z
DATE APPROVED: o2/74/2o24
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DESIGNER:
CADET
ENGINEER:
J. HAUG
DRAWN:
C. JOST
S32 T22N
R05E WM
DATE: 11
APRIL 2023
REVISED:
PROJECT:
21-154
DWG NAME:
21-154-C
SHEET
REV.
A
4OF10
AS -BUILT
GRAPHIC SCALE
0 20 40 A PORTION OF SECTION 32, TOWNSHIP 22, RANGE 5, W.M.,
iiiieMMOn
I INCH =20 FEET(22"X34") KING COUNTY, WASHINGTON
I INCH =40 FEET(11"X17") GRADING PLAN 4; F'eG
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AS -BUILT DRAWINGS
I, OR SOMEONE UNDER MY DIRECT SUPERVISION, HAVE VISUALLY INSPECTED
THE IMPROVEMENTS FOR THE PROJECT KNOWN AS MASON MANOR. BASED
ON THE STANDARD OF CARE AND EXPERTISE WHICH IS USUAL AND
CUSTOMARY IN THIS COMMUNITY FOR PROFESSIONAL ENGINEERS, I FIND
THAT THE IMPROVEMENTS FOR THIS PROJECT GENERALLY CONFORM TO THE
TERMS AND CONDITIONS OF THE APPROVED DESIGN AND HAVE BEEN
COMPLETED. ROCKERY WALLS SHOWN IN RED ARE APPROXIMATE, WERE NOT
2, 202s
PART OF THE APPROVED PLAN SET, AND ARE NOT SURVEY VERIFIED.
+4I \\\ X\\ \ I /
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APPROXIMATE LOCATION OF
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FENCE NOT INSTALLED. WETLAND
MST AND SIGN WILL REPLACE SPLIT • /�/ p+6 �iP / \
30" CEDAR
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____
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SOIL RETENTION. RETAIN, IN AN UNDISTURBED STATE, THE DUFF LAYER AND NATIVE
TOPSOIL TO THE MAXIMUM EXTENT PRACTICABLE. IN ANY AREAS REQUIRING GRADING
REMOVE AND STOCKPILE THE DUFF LAYER AND TOPSOIL ON SITE IN A DESIGNATED,
CONTROLLED AREA, NOT ADJACENT TO PUBLIC RESOURCES AND CRITICAL AREAS, TO
BE REAPPLIED TO OTHER PORTIONS OF THE SITE WHERE FEASIBLE.
SOIL QUALITY. ALL AREAS SUBJECT TO CLEARING AND GRADING THAT HAVE NOT BEEN
COVERED BY IMPERVIOUS SURFACE, INCORPORATED INTO A DRAINAGE FACILITY, OR
ENGINEERED AS STRUCTURAL FILL, OR SLOPE SHALL, AT PROJECT COMPLETION,
DEMONSTRATE THE FOLLOWING:
1. A TOPSOIL LAYER WITH A MINIMUM ORGANIC MATTER CONTENT OF 10% DRY
WEIGHT IN PLANTING BEDS, AND 5% ORGANIC MATTER CONTENT IN TURF AREAS,
AND A PH FROM 6.0 TO 8.0 OR MATCHING THE PH OF THE UNDISTURBED SOIL.
THE TOPSOIL LAYER SHALL HAVE A MINIMUM DEPTH OF EIGHT INCHES EXCEPT
WHERE TREE ROOTS LIMIT THE DEPTH OF INCORPORATION OF AMENDMENTS
NEEDED TO MEET THE CRITERIA. SUBSOILS BELOW THE TOPSOIL LAYER SHOULD
BE SCARIFIED AT LEAST 4INCHES WITH SOME INCORPORATION OF THE UPPER
MATERIAL TO AVOID STRATIFIED LAYERS, WHERE FEASIBLE.
2. MULCH PLANTING BEDS WITH 2INCHES OF ORGANIC MATERIAL
3. USE COMPOST AND OTHER MATERIALS THAT MEET THESE ORGANIC CONTENT
REQUIREMENTS:
3.A. THE ORGANIC CONTENT FOR "PRE -APPROVED" AMENDMENT RATES CAN BE
MET ONLY USING COMPOST MEETING THE COMPST SPECIFICATION FOR
BIORETENTION (BMP T7.30), WITH THE EXCEPTION THAT THE COMPOST MAY
HAVE UP TO 35% BIOSOLIDS OR MANURE. THE COMPOST MUST ALSO HAVE
AN ORGANIC MATTER CONTENT OF 40% TO 65%, AND A CARBON TO
NITROGEN RATIO BELOW 25:1. THE CARBON TO NITROGEN RATIO MAY BE AS
HIGH AS 35:1 FOR PLANTING COMPOSED ENTIRELY OF PLANTS NATIVE TO
THE PUGET SOUND LOWLANDS REGION.
3.13. CALCULATED AMENDMENT RATES MAY BE MET THROUGH USE OF COMPOSTED
MATERIAL MEETING CIA.) ABOVE; OR OTHER ORGANIC MATERIALS AMENDED
TO MEET THE CARBON TO NITROGEN RATIO REQUIREMENTS, AND NOT
EXCEEDING THE CONTAMINANT LIMITS IDENTIFIED IN TABLE 220-B, TESTING
PARAMETERS, IN WAC 173-350-220. THE RESULTING SOIL SHOULD BE
CONDUCIVE TO THE TYPE OF VEGETATION TO BE ESTABLISHED.
WALL NOTE
WALLS OVER 3.5' HIGH (9.0' INCL BURY) AND/OR ARE SURCHARGED OR SUBIECT TO
LOADING WILL REQUIRE A SEPARATE BUILDING PERMIT, PREPARED AND
COORDINATED BY OTHERS. WALLS 30" OR GREATER IN HEIGHT WILL REQUIRE
PEDESTRIAN FALL PROTECTION UNLESS OTHERWISE APPROVED BY CITY.
GRADING NOTES
THE CONTRACTOR SHALL NOTIFY THE ENGINEER IN THE EVENT OR DISCOVERY OF
POOR SOILS, GROUNDWATER OR DISCREPANCIES IN THE EXISTING CONDITIONS AS
NOTED ON THE PLANS.
1. MAXIMUM SLOPE STEEPNESS SHALL BE 2:1 (HORIZONTAL TO VERTICAL) FOR FILL
SLOPES AND 2:1 FOR CUT SLOPES.
2. ALL AREAS RECEIVING FILL MATERIAL SHALL BE PREPARED BY REMOVING
VEGETATION, NON -COMPLYING FILL, TOPSOIL AND OTHER UNSUITABLE MATERIAL,
BY SCARIFYING THE SURFACE TO PROVIDE A BOND WITH THE NEW FILL, AND
WHERE SLOPES ARE SLEEPER THAN 3 HORIZONTAL TO I VERTICAL AND THE
HEIGHT IS GREATER THAN 5 FT., BY BENCHING INTO SOUND COMPETENT
MATERIAL AS DETERMINED BY A SOILS ENGINEER.
3. WALLS LESS THAN 4.0' IN HEIGHT THAT DO NOT REQUIRE A BUILDING PERMIT
MAY BE IMPLEMENTED AS NEEDED IN LIEU OF A GRADED SLOPE AS LONG AS
FOLLOWS ACC 18.31.025.
EARTHWORK QUANTITIES
TOTAL CUT = 843 C.Y.
TOTAL FILL = 1,668 C.Y.
NET = 825 C.Y. (FILL)
THIS CALCULATION IS FOR REVIEW AND PERMITTING PURPOSES ONLY. THE NUMBERS
SHOWN ARE GENERATED FROM THE FINISHED GROUND SURFACE TO THE EXISTING
GROUND SURFACE AS DETERMINED BY DESIGN DOCUMENTS AND FIELD SURVEY.
CONTRACTOR SHALL DO THEIR OWN CALCULATION BASED ON THE INFORMATION
PROVIDED WITHIN THESE PLANS. NO STRIPPINGS ARE ACCOUNTED FOR IN THIS
CALCULATION.
THE QUANTITIES MAY VARY BASED ON THE FOLLOWING FACTORS:
1. SHRINKISWELL OF EXISTING SOILS
2. VARIANCE OF VEGETATION THICKNESS AND UNSUITABLE TOPSOIL
3. SUBBASE REQUIREMENTS FOR THE BUILDING FOUNDATION BASED ON THE FINAL
STRUCTURAL DESIGN
4. PAVEMENT MATERIALS.
S.
TRENCHING EXCAVATION FOR PROPOSED UTILITIES
6. ADDITIONAL CUT/FILL MAY BE REQUIRED FOR FUTURE UTILIZATION OF THE SITE
VERIFICATION NOTE
ALL EXISTING UTILITIES IN THE CONSTRUCTION AREA SHALL BE
IDENTIFIED AND VERIFIED FOR DEPTH AND LOCATION PRIOR TO
CONSTRUCTION ACTIVITIES SO TO IDENTIFY ANY POTENTIAL CO
WITH PROPOSED CONSTRUCTION. CONTACT PROJECT ENGINEER
IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED.
PRIOR TO ANY CONSTRUCTION ACTIVITIES VERIFY EXISTING
TOPOGRAPHY IS CONSISTENT WITH WHAT IS SHOWN ON PLANS AND IF
THERE ARE ANY POTENTIAL CONFLICTS WITH PROPOSED OONSTRUCTIOF
ACTIVITIES. CONTACT PROJECT ENGINEER IMMEDIATELY IF ANY
CONFLCTS ARE IDENTIFIED.
PROJECT REF: GRA23-0014
THESE PLANS ARE APPROVED FOR
CONFORMANCE WITH THE CITY OF AUBURN'S
REQUIREMENTS.
DEV. REVIEW ENGINEER:
DATE APPROVED: 0211412024
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DRAWN:
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DATE: 11
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REVISED:
PROJECT:
21-154
DWG NAME:
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GRAPHIC SCALE
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1 INCH = 40 FEET (22"x34")
1 INCHPP 80 FEET (11"x17")
MASON MANOR
A PORTION OF SECTION 32, TOWNSHIP 22, RANGE 5, W.M.,
KING COUNTY, WASHINGTON
DRIVEWAY SIGHT DISTANCE
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TRAVELED WAY CENTERLINE
DRIVEWAY SIGHT LINE NOTES
SIGHT DISTANCE LOOKING WEST -- LEFT EXITING OF DRIVEWAY
REQUIRED: 500'
PROVIDED: 500'
SIGHT DISTANCE LOOKING EAST -- LEFT ENTERING DRIVEWAY SCENARIO
REQUIRED: 285'
PROVIDED: 285'
SIGHT DISTANCE LOOKING EAST -- RIGHT EXITING DRIVEWAY SCENARIO
REQUIRED: 430'
PROVIDED: 430'
SIGHT LINE NOTE
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DISTANCE LINE
THE POSTED SPEED LIMIT IS 35 MPH ALONG SE 281ST ST. THE DESIGN SPEED USE FOR THE SIGHT
TRIANGLE CALCULATIONS IS 45 MPH.
PER THE AASHTO GREEN BOOK, AT POSTED SPEED LIMITS OF 35 MPH (45 MPH DESIGN SPEED), THE
ENTERING SIGHT DISTANCE REQUIRED FOR A RIGHT TURN FROM A STOP IS 430'. THE ENTERING SIGHT
DISTANCE REQUIRED FOR A LEFT TURN FROM A STOP IS 500'. THE EXITING SIGHT DISTANCE REQUIRED
FOR A LEFT TURN FROM THE THROUGH ROAD IS 285'.
NOTE THAT THE REQUIRED SIGHT DISTANCES ARE ALONG THE LENGTH OF THE TRAVELED WAY
CENTERLINE, NOT THE LENGTH OF THE DRIVERS SIGHT LINE ITSELF. FOR ENTERING SIGHT DISTANCE,
THE DRIVERS EYE HEIGHT IS 3.5' AND THE OBJECT HEIGHT 15 3.5'.
AS —BUILT DRAWINGS
I, OR SOMEONE UNDER MY DIRECT SUPERVISION, HAVE VISUALLY INSPECTED
THE IMPROVEMENTS FOR THE PROJECT KNOWN AS MASON MANOR. BASED
ON THE STANDARD OF CARE AND EXPERTISE WHICH IS USUAL AND
CUSTOMARY IN THIS COMMUNITY FOR PROFESSIONAL ENGINEERS, I FIND
THAT THE IMPROVEMENTS FOR THIS PROJECT GENERALLY CONFORM TO THE
TERMS AND CONDITIONS OF THE APPROVED DESIGN AND HAVE BEEN
COMPLETED. ROCKERY WALLS SHOWN IN RED ARE APPROXIMATE, WERE NOT
IS PART OF THE APPROVED PLAN SET, AND ARE NOT SURVEY VERIFIED.
LEFT TURN ENTERING SIGHT DISTANCE LINE
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VERIFICATION NOTE
ALL EXISTING UTILITIES IN THE CONSTRUCTION AREA SHALL BE
IDENTIFIED AND VERIFIED FOR DEPTH AND LOCATION PRIOR TO ANY
CONSTRUCTION ACTIVITIES SO TO IDENTIFY ANY POTENTIAL CONFLICTS
WITH PROPOSED CONSTRUCTION. CONTACT PROJECT ENGINEER
IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED.
PRIOR TO ANY CONSTRUCTION ACTIVITIES VERIFY EXISTING
TOPOGRAPHY IS CONSISTENT WITH WHAT IS SHOWN ON PLANS AND IF
THERE ARE ANY POTENTIAL CONFLICTS WITH PROPOSED CONSTRUCTION
ACTIVITIES. CONTACT PROJECT ENGINEER IMMEDIATELY IF ANY
CONFLICTS ARE IDENTIFIED.
ICALL 811 AT LEAST 48 I
HOURS BEFORE YOU DIG
PROJECT REF: GRA23-DO14
-TRAVELED WAY
CENTERLINE
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CONFORMANCE WITH THE CITY OF ALIBURN'S
REQUIREMENTS,
DEV. REVIEW ENGINEER', (.F/✓.
DATEAPPROVED'
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DESIGNER:
CADET
ENGINEER:
J. HAUG
DRAWN:
C. JOST
S32 T22N
R05E WM
DATE: 11
APRIL 2023
REVISED:
PROJECT:
21-154
DWG NAME:
21-154-C
SHEET
REV.
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Sheet Flow Dispersion for Driveways
OF
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DISPERSION TRENCH
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NOTES: CAST IRON RING AND COVER
PR
2'-0
A PORTION OF SECTION 32, TOWNSHIP 22, RANGE 5, W.M.,
KING COUNTY, WASHINGTON
NOTES AND DETAILS
Figure V4.5r Standard Nsperaien Trench with Nofchad Grade Board
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DEPARTMENT OF
ECOLOGY '"RMRmEy 01°
W19Slormware ngemer nualkr Wos mWashn9lon
Vglume V- Chaola•4-Page 7I6
SHEET FLOW DISPERSION
G NOT TO SCALE
BAND FINE MESH
SCREEN TO PIPE
W/ 5.S, BANDING T 6" 0 MIN.
MIN. SLOPE 0.001 FT/FT
LOCKING LID
BE SUBMITTED FOR APPROVAL BY BAND PIPE SUPPORTS
OWNER/ENGINEER. ____
----------_ MUG M BE TO SIDEWALL W/ :..
2 PIPE MATERIAL A55PECIFlED BY ENGINEE0. �`
SEALED Ba SAME STAINLESS STEEL (S.SJ
3. PIPE DNMEIER AS SHOWN PER PIAN. iLjl MANNER PS MAIN
MAIN JOINTS BANDING (2 PtACES,
TVPJ
BAND FINE MESH " x
SCREEN TO PIPE
W/ S.5 BANDING
STORM DRAIN CLEANOUT (SDCO) SEDIMENT CONTROL STRUCTURE
NOT TO SCALE N„) Nor TOE E
1 CB OR APPROVED EQUIVALENT
#3 BAR F
AS —BUILT DRAWINGS
I, OR SOMEONE UNDER MY DIRECT SUPERVISION, HAVE VISUALLY INSPECTED
THE IMPROVEMENTS FOR THE PROJECT KNOWN AS MASON MANOR. BASED
ON THE STANDARD OF CARE AND EXPERTISE WHICH IS USUAL AND
CUSTOMARY IN THIS COMMUNITY FOR PROFESSIONAL ENGINEERS, I FIND
THAT THE IMPROVEMENTS FOR THIS PROJECT GENERALLY CONFORM TO THE
TERMS AND CONDITIONS OF THE APPROVED DESIGN AND HAVE BEEN
COMPLETED. ROCKERY WADS SHOWN IN RED ARE APPROXIMATE, WERE NOT
�5 PART OF THE APPROVED PLAN SET, AND ARE NOT SURVEY VERIFIED.
,yp, `jOe
ti°a 20.
S.
2", 4", 6", 12", OR 24"
ONE #3 BAR FOR 6"
HEIGHT
INCREMENT (SPACED
EQUALLY)
RECTANGULAR ADJUSTMENT SECTION
PRECAST BASE SECTION
SLOPE TO DRAIN
SLOPE TO DRAIN
NOS SQ. POLYLEFIN W/ U.V. INHIBITOR /
CAST IRON / GALVANIZED STEEL GRATE.
NDS 6" RISER IF REQUIRED
BACKFILL W/ COMPACTED SOIL
NDS UNIVERSAL OUTLET
CORRUGATED PIPE
INVERT ELEVATION
CRUSHED STONE
YARD DRAIN (NDS SQUARE CB W/ GRATE)
(OR APPROVED EQUIVALENT)
3 NOT TO SCALE
PIPE ALLOWANCES
MAXIMUM
PIPE MATERIAL
INSIDE
DIAMETER
REINFORCED OR
12"
PLAIN CONCRETE
ALL METAL PIPE
15"
CPSSP'
12"
(STD. SPEC. 9-05.20)
SOLID WALL PVC
15"
(STD. SPEC. 9-05.12(1))
PROFILE WALL PVC
15"
(STD. SPEC. 9-05.12(2))
CORRUGATED POLYETHYLENE
STORM SEWER PIPE
#3 BAR EACH CORNEF
is- MIN
#3 BAR HOOP
NOTES
1. AS ACCEPTABLE ALTERNATIVES TO THE REBAR SHOWN
IN THE PRECAST BASE SECTION, FIBERS PLACED
ACCORDING TO THE STANDARD SPECIFI TIONS OR
WIRE MESH HAVING A MINIMUM AREA OF 0.12 HARE
INCHES PER FOOT SHALL BE USED WITH THE MI MUM
R IRED REBAR SHOWN IN THE ALTERNATIVE
PR BASE SECTION. WIRE MESH SHALL NOT BE
PLACED IN THE KNOCKOUTS.
2. THE KNOCKOUT DIAMETER SHALL NOT BE GREATER
THAN 20". KNOCKOUTS SHALL HAVE A WALL THICKNESS
OF 2" MINIMUM TO 2.5" MAXIMUM. PROVIDE A 1.5"
MINIMUM GAP BETWEEN THE KNOCKOUT WALL AND THE
OUTSIDE OF THE PIPE. AFTER THE PIPE IS INSTALLED,
FILL THE GAP WITH JOINT MORTAR IN ACCORDANCE
WITH STANDARD SPECIFICATION 9-04.3.
3. THE MAXIMUM DEPTH FROM THE FINISHED GRADE TO
THE LOWEST PIPE INVERT SHALL BE 5'.
4. THE FRAME AND GRATE MAY BE INSTALLED WITH THE
FLANGE DOWN OR INTEGRALLY CAST INTO THE
ADJUSTMENr SECTION WITH FLANGE UP.
5. THE PRECAST BASE SECTION MAY HAVE A ROUNDED
FLOOR, AND THE WALLS MAY BE SLOPED AT A RATE OF
1:24 OR STEEPER.
6. THE OPENING SHALL BE MEASURED AT THE TOP OF THE
PRECAST BASE SECTION.
7. ALL PICKUP HOLES SHALL BE GROUTED FULL AFTER THE
BASIN HAS BEEN PLACED.
(SEE NOTE 1)
ALTERNATIVE PRECAST BASE SECTION
PROJECT REF: GRA23-0014
THESE PLANS ARE APPROVED FOR
CONFORMANCE WITH THE CITY OF AUBURN'S
REQUIREMENTS.
WSDOT TYPE 1 CATCH BASIN DEV. REVIEW ENGINEER:
�.i NOT TO SCALE B-52041
DATE APPROVED: a2n4rro24
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CAOST
ENGINEER:
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DRAWN:
C. JOST
S32 T22N
R05E WM
DATE: 11
APRIL 2023
REVISED:
PROJECT:
21-154
DWG NAME:
21-154-C
SHEET
REV.
OF 10
AS -BUILT
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SCALE: 1:60 (11X17)
SCALE : 1:30 (22X34)
NOTES
BASE INFORMATION PROVIDED BY GONTOUR
ENGINEERING, LLG, 4106 GITH STREET NW,
SUITE 100, GIG HARBOR, WA 98332, (253)
85-7-5454.
PROJECT REFGRA23-0014
THESE PLANS ARE APPROVED FOR
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REQUIREMENTS.
DEV. REVIEW ENGINEER:
DATE APPROVED: 021w=4
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SCALE : 1:60 (11X17)
SCALE : 1:30 (22X34)
NOTES
BASE INFORMATION PROVIDED BY GONTOUR
ENGINEERING, LLG, 4106 C11TH STREET NH,
SUITE 100, 6I6 HARBOR, HA 98552, (253)
85-7-5454.
PROJECT REF: GRA23-0014
THESE PLANS ARE APPROVED FOR
CONFORMANCE WITH THE CITY OF AUBURN'S
REQUIREMENTS,
DEV. REVIEW ENGINEER: 110le Tf4 e'
DATE APPROVED: 0211412024
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PROJECT REFGRA23-0014
THESE PLANS ARE APPROVED FOR
CONFORMANCE WITH THE CITY OF AUBURN'S
REQUIREMENTS,
DEV. REVIEW ENGINEER:
DATE APPROVED: 0211412024
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