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SURFACE WATER STANDARD PLAN NOTES:
THE FOLLOWING IS A LISTING OF GENERAL NOTES THAT SHALL 13E I14CORPQRATTFD LN THE DRAINAGE PLAN SET. ALL THE NOTES ON THE LISTMAY NOT PERTAIN TO EVERT
PROJECT THE APPLICANT OR OWNER, HERESY REFERRED TO AS APPLICANT. MAY STRIKE OUT IRRELEVANT NOTES IF NQTAPPLICABLE TO THE PROJECT. HOWEVER, THE
APPLICANT SHALL NOT RENUMBER NOR EDIT THE REMAINING NOTES. IF ADDITIONAL NOTES ARE NEEDED FOR SPECIFIC ASPECTS, THEY SHALL BE ADDED AFTER THE
SURFACE WATER STANDARD PLAN NOTES.
1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE -CONSTRUCTION MEETING SHALL BE HELD AMONG THE CITY OF PENTON. HEREBY
REFERRED TO AS THE CITY, THE APPLICANT, AND THE APPLICANT'S CONTRACTOR.
2. THE APPLICANT SHALL BE RESPONSIBLE FOR SECURING ALL NECESSARY CITY, STATE, AND FEDERAL PERMITS PRIOR TO CONSTRUCTION.
3 ALL STORM DRAINAGE IMPROVEMENTS SHALL BE DESIGNED ADD CONSTRUCTED IN ACCORDANCE WITH THE LATEST EDITION OF THE CITY OF RENTON SURFACE
WATER DESIGN MANUAL (RENTON SWDN1), RENTON MUNICIPAL CODE (RMC), ANO THE STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL
CONSTRUCTION PREPARED BY WSDOT AND THE AMERICAN PUBLIC WORKS ASSOCIATION (APWA). IT SHALL BE THE SOLE RESPONSIBILITY OF THE APPLICANT TO
CORRECT ANY ERROR, OMISSION OR VARIATION FRAM THE ABOVE REQUIREMENTS FOUND IN THE FLANS. ALL CORRECTIONS SHALL BE AT NO ADDFEIONAI- COST TO
THE CITY
4. APPROVAL OF THE ROAD, GRADING. PARKING, BUILDING, AND DRAINAGE PLAN DOES NOT CONSTITUTE AS APPROVAL OF ANY OTHER CONSTRUCTION (E.G. WATER.
sEWER, GAS, ELECTRICAL ETC.I. PLANS FOR STRUCTURES SUCH AS BRIDGES, VAULTS, AND RETAINING WALLS REQUIRE A SEPARATE REVIEW AND APPROVAL BY
THE CITY PRIOR TD CONSTRUCTION. YTTE SURFACE WATER DRAINAGE SYSYEM SHALL BE CONSTRUCTED ACCORDING TO THE ,APPR,0VE❑ PLANS- ANY DEVIATION
FROM THE APPROVED PLAN$ WILL REQUIRE COORDINATION FOLLOWED BY 00R3TTEN APPROVAL FROM THE CITY.
5 A COPY OF THE APPROVED PLANS SHALL BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS
B TFIE LOCATMS OF ALL EXISTING UTIL17I1ES SHOWN HEREON HAVE BEEN ESTABLISHED SY FIELD SURVEY OR OBTAINED FROM AVAILABLE RECORDS AND SHALL
THEREFORE BE CONSIDERED APPROXIMATE ONLY AND NOT NECESSARILY COMPLETE IT IS THE SOLE RESPONSIBILITY OF THE APPLICANT AND THE APPLICANTS
CONTRACTOR TO INDEPENDENTLY VERIFY THE ACCURACY OF ALL UTILITY LOCATIONS SHOWN. AND TO FURTHER DISCOVER AND AVOID ANY OTHER UTILITIES M07
SHOWN HEREON THAT MAY BE AFFECTED BY THE IMPLEMENTATION OF THIS PLAN. THE APPLICANT SHALL RECORD ON THE AS -BUILT ORAWINOS ALL
UNDOCUMENTED UTILITIES DISCOVERED AND ANY CHANGES 70 THE APPROVED PLANS THE APPLICANT SHALL IMMEDIATELY NOTIFY THE ENGINEER OF RECORD IF A
CONFLICT EXISTS.
7. VERTICAL DATUM SHALL BE NAVD B8 AND HORIZONTAL.DATUM SHALL BE NAD 83 TWA STATE PLANE. NORTH), UNLESS OTHERWISE APPROVED BY THE CITY.
REFERENCE BENCHMARK, DATUM, AND ELEVATIONS SHALL BE NOTED ON THE PLANS.
8 ALL UTILITY TRENCH BACKFILL AND ROADWAY SUBGRADE SHALL BE COMPACTED TO 9S 1 MAXIMUM DRY DENSITY PER SECTION 2-03.3(14)0 - COMPACTION AND
MOISTURE CONTROL TESTS OF THE WSDOT STANDARD SPECIFICATIONS. IN PERMEABLE PAVEMENT AND OTHER INFILTRATION AREAS. ALL TRENCH BACKFILL SHALL
BE FIRM AND UNYIELDING BUT IN NO CASE SHALL BE COMPACTED TO MORE THAN 92% OF MAXIMUM DRY DENSITY
9 OPEN CUTTING OF EXISTING ROADWAYS FOR STORM DRAINAGE WORK IS NOT ALLOWED UNLESS SPECIFICALLY APPROVE6 BY THE CITY AND NOTED ON THESE
APPROVED PLANS -ANY OPEN OUT SHALT BE RESTORED IN ACCORDANCE WITH THE CITY TRENCH RESTORATION STANPARDS-
10. ALL PIPE AND STRUCTURES SHALL BE STAKED FOR SURVEY LINE AND GRADE PRIOR TO THE START OF CONSTRUCTION WHERE SHOWN ON THE PLANS OR WHERE
DiRECTF0 BY THE CITY- THE EXISTING MANHOLES, CATCH BASINS, OR INLETS SHALL BE ADJUSTED TO THE GRADE AS STAKED.
11. ALL FLOW CONTROL FACILITIES SHALL BE INSTALLED AND IN OPERATION PRIOR TO, OR IN CONJUNCTION WITH, ANY CON=UCTW3N ACTIVITY UNLESS OTHERWISE
APPROVED BY THE CITY
12. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE WITH THE CURRENT STATE OF WASHINGTON STANDARD
SPECIFICATION FOR ROAD AND BRIDGE CONSTRUCTION. T1415 SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE POi1NDATION
MATERFAE, AS WELL AS PLACEMENT AND COMPACTION OF REQUIRED BEDDING MATERIAL TO UNIFORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WILL BE
SUPPORTED ON A UNIFORMLY DENSE, LFNYIELDING BASE. ALL PIPE BEDDING AND BACKFILL SHALL BE AS SHOWN ON THE CLTY STANDARD PLAN 221I.01), 220.10, AND
220-20.
13. STEEL PIPE SHALL BE ALUMINIZED, OR GALVANIZED WITH ASPHALT TREATMENT 1. 2- OR 5INSIDE AND OUTSIDE
14. ALL DP U14AGE STRUCTURES SUCH AS CATCH BASINS AND MANHOLES SHALL BE PITTED WITH DUCTILE IRON, BOLT-LOMNG UOS PER THE CITY STANDARD PLAN
294.10, 2G4.2D, 23D4.30, AND 204.50. STRUCTURES SHALL HAVE:
• RECTANGULAR OR ROUND. SOLIO LIDS WHEN NOT COLLECTING RUNOFF. AND OUTSIDE OF THE ROADWAY.
• ROUND. SOLID LIDS WHEN NOT COLLECTING RUNOFF. AND LOCATED WITHIN THE ROADWAY. BUT OUTSIDE OF THE CURBIGUTTER LINE.
• RCIUI40. $OLIO LIDS DISPLAYING THE CITY LOGO WHEN WITHIN THE PUBLIC RIGHT-OF-WAY OR IN AN EASEMENT TO THE CITY, PRIVATE STRUCTURE LIPS OUTSiQE
PUBLIC RIGHT-OF-WAY AND EASEMENTS TO THE CITY SiiALL NOT DISPLAY THE CITY LOGO.
15- BUILDINGS AND OTHER STRUCTURES ST-IALL BE PLACED IN ACCORDANCE WITH TABLE 4 1 EASEMENT WIDTHS ANO BUILDING SETBACKS LINES OF THE RENTON SWDM
18, IUOS OF MANHOLESICATCH BASINS WITHIN PUBLIC RIGHT-OF-WAY SHALL NOT BE ADJUSTED TO FINAL GRADE UNTIL AFTER PAVING. ALi MANHOLE+CATCH BASIN RIME
SHALL BE ADJUSTED TO BE FLUSH WKTH FINAL FINISHED GRADES. UNLESS 07HERWISE SHOWN
17- ALL DRIVEWAY CULVERTS LOCATED WITHIN CITY MGHT•OF•WAY SHALL BE OF SUFFICIENT LENGTH 70 PROVIDE A MINIMUM 3:1 SLOPE FROM THE EDGE OF THE
DRIVEWAY TO THE BOttDAM OF THE DITCH.
UNLES5 WHERWISE NQTEU, PRAwING IS NOT 19 $CALK IN I'.;
STD, PLAN - 267.DO
ti PUBLIC WORKS SURFACE WATER STANDARD PLAN FPR p:
GAZ 9/r?8/2018 {
DEPARTMENT NOTES (1 OF 2j
rumr woi.a ..,en,nc, DATE
SURFACE WATER STANDARD PLAN NOTES:
THE FOLLOWING L4 A LISTING OF GENERAL NOTES THAT SHALL BE INCORPORATED IN THE DRAINAGE PLAN SET. ALL THE NOTES ON THE LIST MAY NOT PERTAIN TO EVERY
PROJECT THE APPLICANT OR OWNER, HEREBY REFERRED TO AS APPLICANT. MAY STRIKE OUT IRRELEVANT NOTES IF NOT APPLICAEILE TO THE PROJECT HOWEVER. THE
APPLICANT SHALL NOT RENUMBER NOR EDIT THE REMAINING NOTES IF ADDITIONAL NOTES ARE NEEDED FOR SPECIFIC ASPECTS. THEY SHALL BE AIDED AFTER THE
SURFACE WATER STANDARD PLAN NOTES.
is. ROCK FOR EROSION PROTECTION OF ROADSIDE DITCHES, YYHERE REQUIRED. SHALL BE OF SOUND OuARRY ROCK PLACED TO A MINIMUM DEPTH OF ONE (S) FOOT
AND SHALL MEET THE FOLLOWING SPECIFICATIONS
. 4.8 INCH ROOK I4C • 70% PASSING;
• 2 -4 INCH RACK I WO 40% PASSING; AND
• LESS THAN 2 INCH ROCK I ID - 20% PASSING.
19. FOOTING DRAINAGE SYSTEMS AND ROOF DOWNSPOUT SYSTEMS SHALL NOT BE INTERCONNECTED AND SHALL SEPARATELY CONVEY COLLECTED FLOWS TO THE
CONVEYANCE SYSTEM OR FLOW CONTROL FACILITY ON THE SITE, UNLESS APPROVED BY THE CITY. FOOTING DRAINS SHALL NOT BE CONNECTED TO ON -SITE BMPS.
20. THE END OF EACH STORM DRAIN STUB SHALL BE CAPPED. A CLEANOUT TOPPED WITH A BOLT -LOCKING LID MARKE D'STORM' SHALL BE LOCATED AT THE PROPERTY
LINE OR AT THE POINT OF CONNECTION OF A PRIVATE STORM DRAINAGE CONVEYANCE SYSTEM PER THE CITY STANDARD PLAN 22T.DD.
11. ALL STORM SYSTEM EXTENSIONS SHALL BE STAKED FOR LINE AND GRADE BY A SURVEYOR LICENSED IN WASHINGTON STATE, AND CUT SHEETS SWILL BE PROVIDED
70THE CITY PRIOR TO CONSTRUCTION.
22- ALL NEWLY -INSTALLED AND NEWLY- REHABILITATED (PUBLIC AND PRIVATE) STORM CONVEYANCE SYSTEMS SHALL BE INSPECTED BY MEANS OF REMOTE CCTV
ACCARDENQ TO THE CITY $TANPARU PLAN 2W.04. CCTV IN$PECTIONS AND REPORTS SHALL BE SUBMITTED TO THE CITY PRIOR TO RECEIVING APPROVAL TO INSTALL
"ROJECTCURBS, GUTTERS ANWOR PAVEMENT.
_s. ALL STORM SYSTEMS AND CONNECTIONS TO EXISTING MAINS SHALL BE TESTED IN ACCORDANCE WiTH SECTION 1-u4-3(1) OF THE WSDOT STANDARD SPECIFICATION_
AND IN THE PRESENCE QX A REPRESENTATIVE= CIF THE CITY. STORM GRAIN s7uB5 SHALL RE VESTED POR ACCEPTANCE AT THB SAME LIME YHP MAIN StufW IS
TESTED.
.:a FOR ALL DISTURBED PERVK)US AREAS.COMPACTED. GRADED. LANDSCAPED, ETC.k OF THE DEVELOPMENT SITE, TO MAINTAIN THE MOISTURE CAPACITY OF THE SOIL
EITHER STOCKPILE AND REDISTRIBUTE THE EXISTING DUFF LAYER AND NATIVE TOPSOIL Oft AMEND THE SOIL WITH COMPOST IN AOCORDANCE WITH STANDARD PLAN
264.90.
25. ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMITS BY THE CITY ODES NOT RELIEVE THE APPLICANTOF THE CONTINUING LEGAL OBLIGATION AN01OR LIABILITY
CONNECTED WITH STORMWATER DISPOSAL. THE CS ODES NOT ACCEPT ANY OBIIGATIOG FOR THE PROPER FUNCTIONING AND MAINTENANCE OF THE STORM
SYSTEM PROVIDED DURING CONSTRUCTION.
26. ADEQUATE SAFEGUARDS, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER ACTIONS NEEDED TO PROTECT THE LIFE, HEALTH, AND SAFETY OI
THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORN(MCE OF WORK SHALL BE PROVIDE➢. ANY WORK WITHIN THE TRAVELED
RIGHT-CF-WAY THAT MAY INTERRUPT NORMAL TRAFFIC FLOW SHALL REQUIRE A TRAFFIC CONTROL PLAN APPROVED BY THE CITY. ALL SECTIONS OF THE WSDOT
STANDARD SPECIFICATIONS 1-19 TEMPORARY TRAFFIC CONTROL SHALL APPLY.
27 PROJECTS LOCATED WITHIN THE CfWS AQUIFER PROTECTION AREA IAPA) SHALL COMPLY WITH SPECIAL REQUIREMENT * OF THE RENTON SWUM AND AQUIFER
PROTECTION REGULATIONS IRMC 4,3.OW.
29. PLACEMENT OF SURFACE APPURTENANCES (CATCH BASINIMANHOLE LIDS. CL£ANOUTS, INLETS, ETC.) IN THE STREET TRAVEL LANE WHEEL PATH, INTERSECTIONS OF
STREET TRAVEL LANES. BIKE LANES, SiDEWALK5. ANQ CROSSWALKS SHALL BE AVOIDED WHENEVER POSSIBLE- ANY SURFACE APPURTENANCE PLACED IN A
SOELNALK OR CROSSWALK SHALL BE FITTED WITH A NON -SLIP OR NC44-SKIO LID PER ADA REQUIREMENTS.
29. CLEARLY LABEL PuKJC AND PRIVATE SYSTEMS ON THE PLANS. PRIVATE SYSTEMS SHALL BE MAINTAINED BY THE APPLICANT
30. MINIMUM COVER OVER STORM OR)UNAGE PIPE SHALL CONFORM TO TABLE 4,9-1A2 OF THE REWON S+NOM.
11 CONSTRUCTED PERMEABLE PAVEMENT SHALL BE PERMEABLE ENOUGH TO ABSORB WATER AT A MINIMUM RATE OF 20 INCHES PER HOUR IMMEDIATELY AFTER THE
PAVEMENT SURFACE HAS BEEN WETTED CONTINUOUSLY FOR AT LEAST 1D MINUTES. COMPLIAI4CE WITH THIS MINIMUM BATE SHALL BE CHECKED PRIOR TO
CONSTRUCTION APPROVAL OF THE PAVEMENT. COMPLIANCE MAY BE CHECKED USING A SIMPLE BUCKET TEST IN WHICH 5 GALLONS OF WATER IS POURED ONTO THE
PAVEMENT SURFACE ALL AT ONCE IF ONLY A MINOR AMOUNT OF WATER PONDS OR RUNS OFF THE SURFACE, THEN THE PAVEMENT JS CONSIDERED TO MEET THE
MINIMUM RATE OF ABSORPTION. AT LEAST ONE TEST SHALL BE CONDUCTED PER 1,UD6 SOUARE FEET OF PERMEABLE PAVEMENT. IF THIS TEST IS NOT CONCLUSIVE,
THEN ANOTHER TEST PER ASTM C17D1 SHALL BE CONDUCTED. FOR LARGE AREAS IE-G., PARKING ARILS), TESTING Oa5ERVATION MAY BE ACCOMPLISHED WHILE
WALKING BEHIND A SLOWLY MOVING WATER TRUCK DISCHARGING WATER AT A RATE SIMILAR TO THE BUCKET TEST, PERMEABLE PAVERS SHALL BE TESTER USING
ASTM G1761.
UNLESS driMEFEWISE NCM. PRAWANG JS NDTTP SCALE INTS4
STD. PLAN - 267.10
PUBLIC WORKS SURFACE WATER STANDARD PLAN PPR
DEPARTMENT NOTES (2 OF 2) GAZ/zs/2o1a I
PUNT, WM4, Aammixraiiii DATE
ROAD DRAINAGE NOTES AND DETAILS
OF
DALPAY SHORT PLAT
A
PORTION OF
THE N.E. 1/4 OF THE S.E. 1/4 OF
SECTION
4, TOWNSHIP
23
N., RANGE 5
E.7 W.M. CITY OF RENTON7 KING
COUNTY,
WASHINGTON
TRENCH WIDTH.
SEE NOTE 3
PIPE ZONE BEDDING AND
BACKFILL, SEE NOTE 4 -
FOUNDATION
LEVEL
8"
14101
�1111111111A� -1
POuNDA7fON MATERIAL,
1 IF REQUIRED, SEE MOTE 5 I
1Y CIRCULAR PIPE
PIPE ZONE BEDDING AND
BACKFILL, SEE NOTE 4 -
FDUNDATION
LEVEL -
RIGID PIPE NOTES:
1. PIPE COMPACTION LIMITS SHOWN ON THIS PLAN ARE FOR PIPE
CONSTRUCTION IN AN EMBANKMENT FOR PIPE CONSTRUCTION IN
A TRENCH, THE HORIZONTAL LIMITS OF THE PIPE COMPACTION
ZONE Si•IALL BE THE WALLS OF THE TRENCH-
2. O.D. IS EQUAL TO THE OUTSIDE DAMETER OF A PIPE OR THE
OUTSIDE SPAMF OF PIPE-ARCH-
3. SEE STANDARD WSOOTIAPWA SPECIFICATIONS SECTION 2-09.4 FOR
TRENCH WIDTH.
4. PIPE ZONE BEDDING A14D BACKFILL MATERIAL SHALL BE PLACED IN
6" LOOSE LAYERS AND COMPACTED TO 95% MAXIMUM DENsrTY.
5 EXCAVATE UNSTABLE MATERIAL DOWN TO FIRM SOIL AND REPLACE
WITH FOUNDATION MATERIAL CLASS A OR B PER STANDARD
WSDOTIAPWA SPECIFICATIONS SECTION 9-03.17.
GRAVEL BACKFILL FOR PIPE ZONE BEDDING (WSDOT "3.12(3)}
I / n OR MAINTENANCE ROCK (WSDOT9.03,9(4))
TRENCH WIDTH,
SEE NOTE 3
SPAN
FOUNDATION MATERIAL,
IF REoul ED, SEE NOTE 5
6"
RISE
6"
MINIMUM
ALLOWED IN ZONE 1
PIPE TYPE
COVER (�
PUBLIG7
PRIVATE?
OF THE APA7
CORRUGATED
2.0
YES
YES
YES
STEEL PIPE
SPIRAL RIB STEEL
2.0
YES
YES
YE$
PIPE
PLAIN CONCRETE
PIPE IPCP}
20
NO
YES
NO
REINFORCED
CONCRETEPIPE
1-0
YES
VES
NO
(RCP)
CORRUGATE D OR
SPIRAL RIB
2.0
YES
YES
NO
ALUMINUM PIPE
DUCTILE IRON PIPE
1.0
YES
I YES
YES
CRCULAR PIPE
DIAhIETER
MINIMUM DISTANCE BETWEEN BARRELS
12-TO 24"
12'
3a"TOSS'
DIAPAFT R)3
142' TO 1ED"
49'
PIPE -ARCH
SPAN
NINIMLPJ DISTANCE
BETWEEN BARRELS
12'TO 3E'
12,
4Y To 142'
SPAN 1 3
148, TO 165'
48'
UNLESS 0749 OSE NGTEP, DRAWING 15 NOT TUSCALE (NTS)
Sid. PLAN - 220.01D
• PUBLIC WORKS PIPE ZONE BEDDING AND APPOEM
DEPARTMENT COMPACTION - RIGID] PIPE GAz 9/2$/2418
wwxwu"x:n��orxo DATE
SOILS REPORT NOTES:
1. THE FOLLOWING SOILS REPORT FOR THE SITE SHALL BE
CONSIDERED PART OF THESE CONSTRUCTION DOCUMENTS:
SOILS REPORT: GEOTECHNICAL ENGINEERING STUDY
BY EARTH SOLUTIONS NW LLC
PROJECT NUMBER: ES-4208
DATE: MOTH DAY, DECEMBER 23, 2015
GEOTECHNICAL ADDENDUM
BY EARTH SOLUTIONS NW LLC
PROJECT NUMBER: ES-4208.01
DATE: MONTH DAY, FEBRUARY 13, 2017
RESPONSE TO REVIEW COMMENTS
BY EARTH SOLUTIONS NW LLC
PROJECT NUMBER: ES-4208.01
DATE: MONTH DAY, FEBRUARY 21, 2018
PREPARED BY: EARTH SOLUTIONS NW, LLC
1805 136TH PLACE NE, SUITE 201
BELLEVUE, WA 98005
(425) 449-4704
2. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO
ENSURE THAT ALL PROVISIONS OF THE SOILS REPORT FOR THE
SITE BE OBSERVED AND COMPLIED WITH DURING ALL PHASES OF
THE SITE PREPARATION, GRADING OPERATIONS, FOUNDATION,
SLAB, AND PAVING CONSTRUCTION.
I
SEE STANDARD PLANS 110, 110-1. 510.2. AND I I I FOR PAVEMENT
RESTORATION REQUIREMENTS
SURFACE RESTORATION AS
�
SPECIFIED IN CONTRACT DOCUMENTS
12" MIN EXIST3NG PAVEMENT SURFACE
UC6
I.-6z6
., ;•,.'., ;•.
pg
B' MIN.. SEE NOTE 4
NEAT LINE TRENCH
'CRUSHED SURFACING TOP COURSE" PER
WSPQT STP. SPEC 9-DB.9131, COMPACTED
TO95%OF MAXIMUM DENSITY
'CRUSHED SURFACING TOP COURSE" PER
WSDOT STD. SPEC 9-D3.9{31, "BANK RUN
GRAVEL FOR TRENGH BACKFILL" PER
WSDOT STD. SPEC 9-D3-19, OR "GRAVEL
BORROW PER WSDOT STD. SPEC S-03.14(l).
COMPACTED TO 95°%, OF MAXIMUM DENSITY
BENCH AS NEEDED FOR
SHORING SYSTEM WHEN
DEPTH IS 4' OR GREATER
FIPE
PIPE ZONE REDOING AND BACKFILL i
PER STD. PLANS 220.00 AND 220.10
� $F{ NOTFI
UNPAVED AREAS I PAVED AREAS
I
NOTES:
1 SEE WSDOTIAPWAS7ANDARO SPECIFICATIONS SECTION 2-09.4 FOR
VEASUREM€NT OF TRENCH WDTH
2. EXCAVATIONS OVER 4" DEEP SHALL COMPLY WITH THE PYETY STANDARO
DESCRIBED IN CHAPTER 295-155 PART N OF THE WAC-
3. MAXIMUM BACKFILL DEPTH A13OVI" PIPE SHALL NOT 9t EXCEEDED, AS
DETERMINED BY PIPE MANUFACTURER.
4. IN PAVED AREAS, IF PEP£ HAS LESS THAN 3' OF COVER, USE -CRUSHED
SURFACING TOP CQURS£" FOR THE ENTIRE BACKFILL DEPTH ABOVE PIPE ZONE.
5. SEE CONSTRUCTION PLANS FOR SPECIFIC PROJECT REQUIREMENTS.
UNLESS GTHtSWISE NOTED, DRAWING 15 NOTTiD SCALP IWO
STD. PLAN - 220.20
(P
PUBLIC WORKS
T~ . URDEPARTMENT TYPICAL TRENCH AND BACKFILL P I>'. GAZ 9/28/2019
DATE
3. ANY PROVISIONS OF THE SOILS REPORT WHICH CONFLICT WITH
INFORMATION SHOWN ELSWHERE ON THESE DRAWINGS, OR WHICH
REQUIRE FURTHER CLARIFICATION, SHALL BE BROUGHT TO THE
ATTENTION OF THE ENGINEER FOR DETERMINATION.
4. A REPRESENTATIVE OF THE SOILS ENGINEER SHALL BE AVAILABLE
TO OBSERVE AND APPROVE THE EARTHWORK OPERATIONS AND
TO VERIFY FIELD CONDITIONS AS WORK PROCEEDS. THE SOILS
ENGINEER SHALL SUBMIT FIELD REPORTS CERTIFYING THAT THE
METHODS AND MATERIALS OF THE EARTHWORK OPERATIONS WERE
IN ACCORDANCE WITH THE RECOMMENDATIONS OF THE SOILS
INVESTIGATION AND THAT THE WORK WAS PERFORMED TO
HIS/HER SATISFACTION.
5. THE SOILS ENGINEER SHOULD BE NOTIFIED AT LEAST FIVE (5)
WORKING DAYS PRIOR TO ANY SITE CLEARING OR GRADING.
6. SOILS PLACED IN STRUCTURAL AREAS SHOULD BE PLACED IN
LOOSE LIFTS OF 12 INCHES OR LESS AND COMPACTED TO A
RELATIVE COMPACTION OF 90 PERCENT, BASED ON THE
LABORATORY MAXIMUM DRY DENSITY AS DETERMINED BY THE
MODIFIED PROCTOR METHOD (ASTM D-1557). FOR SOIL PLACED
IN UTILITY TRENCHES UNDERLYING STRUCTURAL AREAS,
COMPACTION REQUIREMENTS ARE DICTATED BY THE LOCAL CITY,
COUNTY, OR UTILITY DISTRICT, AND IN GENERAL ARE SPECIFIED
AS 95 PERCENT RELATIVE COMPACTION. STRUCTURAL FILL
PLACED WITHIN THE UPPER 12 INCHES OF SLAB -ON -GRADE
AND PAVEMENT SUBGRADE AREAS SHOULD BE COMPACTED TO A
RELATIVE COMPACTION OF AT LEAST 95 PERCENT.
BENCHMARKS:
FOUND 1.5" BRASS DISK WITH 2" BRASS DISK WITH PUNCH MARK
PUNCH MARK IN CASE AT UNION IN CASE AT THE INTERSECTION OF 2 PER COR COMMENTS DATED 6/8/20 DC
AVENUE NORTHEAST AND NE 19TH NORTHEAST 19TH STREET AND 1 PER COR COMMENTS DATED 10/31/19 DC
STREET, KNOWN AS CITY OF DUVALL, KNOWN AS CITY OF
RENTON CONTROL POINT #716 RENTON CONTROL POINT #1996 NO. REVISION BY
20'
*MINIMUM ROADWAY CROSS SECTION NOTE:
4" MIN HMA OVER 6" MIN CRUSHED ROCK
TYPE 'A' TYPE
]" 0 45' CHAMFER ALL AROUND TOP
FAINT TOP 5" WHITE ALL AROUND
PRESSURE TREATED I REFLECTIVE MARKER (TYPICAL BOTH SIDES)
7-1/2-1J2" x 7-1/2" GfQAR ROST� 1 � V DEEP NOTCH ALL AROUND
(2)#4 HCRIZ, TOP & BOTTOM
& (2),#4 VERTICAL (PER SILOE) I "
-1/2" 0 45' CHAMFER ALL EDGES
1/4" CHAMFER SLOPE CONCRETE FOR DRAINAGE
2"0/8" JOINT MATERIAL
A5PHA r !CONCRETE SIDEWALK =
CRUSHED SURFACING
�rr
m
CRUSHED SURFACING
NOTE_
2" MINIMUM CLEARANCE GET-WEEN REBAR &
CONCRETE SURFACE.
FIXED WOODEN BOLLARD
ti AIDOPTED
4%JL� CITY OF REM70N
iw��► •
•`�°���� srnwaAxu g>UAras
LST DATE:04/04
NAMF• H()91i CP Par.F HIF17.7
4" COMPACTED DEPTH HMA CLASS B ASPHALT
L-1
1/2" COMPACTED DEPTH TOP COURSE
-4 1/2" BASE COURSE
COMPACTED SUBGRADE, FREE OF FINE GRAINED OR ORGANIC SOILS
TRACT A
20' PRIVATE ACCESS TRACT (P.A.T.)
NOT TO SCALE
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IN COMPLIANCE WITH CITY OF RENTON STANDARDS
a 00
00
DEVELOPMENT ENGINEERING SURFACE WATER UTILITY �/
Nathan Janders 11/12/2020 �I ,� Fil
jfarah 11/13/2020 C)
SURVEYED: SCALE: DATE:
TSL VERTICAL AD 119/1 ROAD DRAINAGE NOTES AND DETAILS / /
HORIZONTAL: NAD 1988 991 6 1 8 19
DESIGNED: QSC N/A o CITY O F 00
DALPAY SHORT PLAT FIELDBOOK: O
6/10/20 DD Df2AWN Qsc RENTON PAGE:
f DRAWING NO: DALPAY PROPERTIES LLC.
ONE INCH DATUM '
12/2/19 DD CHECKED: DQ AT FULL SCALE Planning/Building/Public Works Dept. 4033 N.E. SUNSET BOULEVARD U
IF NOT ONE INCH
DATE APPR APPROVED: SCALE ACCORDINGLY RENTON, WA 98059 SHEET: �� OF: �^
a Am