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SANITARY SEWER NOTES
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Sanitary Sewer Notes and Specifications
THESE NOTES SHALL APPEAR ON PROJECTS FOR THE WASTEWATER UTILITY.
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1. All work and work material shall be in conformance with the standards and specifications of the City of Renton
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Planning/Building/Public Works Department and the latest edition of the WSDOT/APWA Standards and
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Specifications, as approved and modified by the City of Renton in the Renton Standard Plans & Specifications. A
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set of approved plans shall be kept on site at all times during construction.
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2. The hours of Mork in the street right of way shall be per City specifications on weekdays unless otherwise
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approved in writing by the Planning/Building/Public Works Department. An approved traffic control plan must be
obtained to beginning any work within right of
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prior public way.
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3. All locations of existing utilities shown are approximate and it shall be the contractor's responsibility to verify
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the true and correct location so as to avoid damage or disturbance.
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4. A pre -construction conference and a 24 hour notice shall be required prior to starting new construction. It
shall be the contractor's responsibility to secure all necessary permits prior to starting construction. (Inspection
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will be accomplished by a representative of the City of Renton.) It shall be the contractor's responsibility to notify
the Public Works Inspector 24 hours In advance of backfilling all construction.
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5. Contractor is solely responsible for the means, methods and sequences of construction and for the safety of
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workers and others on the construction site.
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6. It shall be the responsibility of the contractor to obtain street use and any other related permits prior to any
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construction.
7. Plans approved by the City of Renton, Public Works Department shall take precedence over all other plans.
8. A copy of these approved plans must be on the job site whenever construction is in progress.
9. The contractor shall provide the City of Renton with an as -built drawing of the sanitary sewer system, which
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has been stamped and signed by a licensed professional engineer or licensed professional surveyor.
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10. Backfill shall be placed equally on both sides of the pipe in layers with a loose average depth of 6 inches,
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depth of 8 inches, thoroughly tamping each layer to 95 percent of maximum density. These compacted
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layers must extend for one pipe diameter on each side of the pipe or to the side of the trench. Materials to
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complete the fill over pipe shall be the same as described.
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11. Open cut road crossings for utility trenches on existing traveled roadway shall be backfilled with crushed rock
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and mechanically compacted unless otherwise approved by the Public Works inspector. Cuts into the existing
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asphalt shall be neatline cut with saw in a continuous line. A temporary mix patch must be placed immediately
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after backfill and compaction. A permanent hot mix patch shall be placed within 10 days and shall be per City of
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Renton current standards.
12. Datum for Vertical Control shall be North American Vertical Datum 1988 Meters, and for Horizontal Control
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shall be North American Datum 1983/1991 Meters unless otherwise approved by the City of Renton Public Works
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Department. Reference benchmark and elevations are noted on the plans.
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All disturbed areas shall be seeded and mulched or otherwise stabilized to the satisfaction of the Department
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for the prevention of on -site erosion after the completion of construction.
14. All pipe and appurtenances shall be laid on a properly prepared foundation in accordance ,iith the standards
and specifications of the City of Renton Planning/Building/Public Works Department and the latest edition of the
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WSDOT/APWA Standards and Specifications, as approved and modified by the City of Renton in the Renton
Standard Plans & Specifications. This shall include necessary leveling of the trench bottom ,r the top of the
foundation material, as well as placement and compactic�r; �f required bedding material, to uniform yt 1de so that
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the entire length of the pipe will be supported on a uniform) de��l:;, ;n;ildin base. Pipe bedding shall be ea
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gravel 6 inches above and below the pip)..
15. Sanitary sewer pipe shall be polyvinyl chloride (PVC) rubber gasketed ASTM D 3034, SDR 35, or ductile iron
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class 50, unless otherwise approved by the Wastewater Utility.
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16. In unimproved areas, manhole to extend minimum 6 inches and maxi��ium 12 i.,ch,,s above finished grade or
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ml-st have minimum 2' diameter concrete ring poured at grade. In paved area, cover rust slope in all directions
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to match paving.
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INSPECTION NOTICE
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Prior to the start of construction activities, telephone: 425-430-7203
a minimum of 24 hours in advance of reo,iired inspections.
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Inspection requests for the following workday must be received no later than 3:00 pm.
Upon dialing, you will receive a recorded message asking for your inspection request. At the tone relay your
request including the followir7 information:
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1. Your PERMIT Number (ie C-000000) or, in cases of City project, the Project Identification.
(Inspections will not be scheduled without proper identification).
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2. Location of requested inspection. (Street Address, Street Intersection, etc.)
3. Type of inspection requested. (Concrete, earthwork, drainage, sewer, field meeting, etc.)
4. Name of person to contact and day -time phone number.
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5. Approximate time of requested inspection - AM or PM. (Due to a variable workload, inspections cannot be
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scheduled for specific hours. The only exception is inspections that require the scheduling of special testing
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personnel, observing consultants, or other time -restraining factors approved by the Inspector in advance.
Inspections will be scheduled in the order received to the limit of available male hours. NOTE: The ONLY
exception to the 24 Hour Minimum scheduling requirement is in cases of bonafide Emergencies. Ii1 cases of
true Emergencies (broken utilities, urgent trc{fic control problems, etc.), telephone: 425- ^30-7200
and ask to speak to the assigned Inspector (by narYie if possible). An attempt will be made to contact the
Inspector or, if that Inspector is unavailable, to assign an Emergency Inspector to handle the problem. Note:
this procedure is to be used for real Emergencies ONLY. Your failure to adequately schedule your operation
to allow for advance requests does not constitute an Emergency!!
YOU WILL BE CHARGED FOR THE INSPECTOR'S TIME IF THE PROBLEM IS NOT AN
EMERGENCY!
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E1/2, SEC. 10, T. 23 N., R. 5 E., W.M.
HORIZONTAL CONTROL PLAN
SCALE 1 "= 50' BEARING MERIDIAN: 3 2
A BEARING OF N00'02'42"E ALONG THE EAST SECTION LINE NORTH LINE OF /� 0 1
BETWEEN THE NE SEC. CORNER AND THE E. 114 CORNER OF SEC. 10-23-05
SECTION 10-23-05, PER KING COUNTY SHORT PLAT NO. L02SO016,
AS RECOR=) IN BOOK 172 OF SURVEYS, PAGE 205, RECORDS
OF KING COUNTY, WASHINGTON. W
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CITY OF RENTON CON T L
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POINT NO. 1845
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03/02/2006
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FOUND 4" CONC MONUMENT
N.E. 10 TH STREET
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_ M� 1/2" COPPER PIN,
- DOWN 1.5 IN CASE
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'PUBLIC RLAuWAY'
N. E. SEC. CORNER OF
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S8816'10"E 661,78' CALC'D
SEC. 10-23-5
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S88'16'10"E 431.69'
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131.56' 100.04' 100.04'
� SI TE BENCH MARK:
'
121.65'
32
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70,00'
10�04' CATCH BASIN
RIM ELEV.=469.24'
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BUFFER
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.00'
R-O-W
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S88'16'10E
� AV A IN
LOT A LINE
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45.00'
1 S88'16'12"E "CS CS 121,69-
WLB97
co-, N00'02'42"E /
NEW LINE WLB10 30.00'
WL611 `�.
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OLD LINE
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PRIVAT INGRESS,
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AND UTILIT
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OLD LINE
S88'16'10"E
S '16'10"E
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WETLAND
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PR���eaLOT P AREA=83,130.9
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NA TI VE GROWTH
PROTECTION EASEMEN o
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WLBE L12 WLBD
�- 131.69' 100.04' <���
S. LINE OF N `
50 ACRES
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WETLAND NOTES:
1) THE WETLAND FLAGS AND SOIL LOG
PITS SHOWN ON THE MAP PAGE WERE
DERIVED BY BERGER/ABAM
ENGINEERS, INC. ON FEBRUARY 17,2006.
GEODIMENSIONS, INC. LOCATED THESE
FLAGS ON MARCH 2, 2006.
THE WETLAND FLAGS SHOWN ON
THIS MAP ARE MARKED AS FOUND IN FIFI n
CONTACTS
ENGINEER
RAMESH DAVAD P.E.
157 FERNDALE AVE SE
RENTON WA 98056
425 572 0175
jLAND
SURVEYOR F'�f� SITE WORK
-rQVE NORTH SURVEYING
EILEEN FCIRESTI_R
815 S WLLLER ST SUITE 200
SEATLE WA 98104 3023
206 332 0800
SITE EROSION-^�1TROL
COIN
DANIEL BRETZKE
1508 25TH AVE SOUTH
SEATTLE, 98144
DANIELBRETZKE®GM IL.COM
206 720 6146
206 310 2190
SURVEYOR OF RECORD
GEODIMEN � ONS
6210 =AIRWAY PLACE SE
SNOQUALMIE, WA 98065
PHONE 425 458 4488
S88'16'10"E
30.01'
S88'16'10'E
70.03'
70.0
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140.03' N
NEW LINE
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100.04 �
S88'20'02'E 361.78'
`A, --A
S88'20'02"E 501.84' WLBC WLBB
CITY OF RENTON LUA-05-108-LLA 70.00'
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NOTE:
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FOUND NO ENCROACHMENTS
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PERTAINING TO SUBJECT PROPERTY.
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ADDRESS
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LOT A 5501 NE LOTH ST
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LOT B 5515 NE 10TH ST
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LOT C 5521 NE 10TH ST
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LOT D 5603 NE 10TH ST
S88'100"E
70.03'
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S88'20'02"E 170.07'
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CITY OF RENTON
BENCH MARK NO. ?ENT21 1
0310212006
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FOUND 2" DIA. CONE.
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MONUMENT WITH COPPER PIN
DOWN 1.6' IN CASE
ELEV. ON TACK = 512.02'
E. 114 CORNER
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OF SEC. 10-23-5
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CITY OF RENTON CONTROL
POINT NO. 1852
03/02/3906
FOUND 3" SURFACE BRASS DISC
WITH PUNCH MARK
SE SLC. CORNER OF
SEC. 10-23-5
VER TI CAL DATUM: (VISITED 03-02-2006)
CITY OF RENTON BENCH MARK NO. RENT2101
(NAVE) 1988)
"SEE MAP FOR DETAILED INFORMATION"
ELEVATION ON COPPER PIN = 512.02'
REFERENCES USED:
CITY OF RENTON LUA-05-108—LLA, V197, PAGE 067, KC RECORDS
KING COUNTY BLA NO. L02S0016, V. 175, PAGES 205 AND 206, KC RLU;ORDS
RECORD OF SURVEY, V. 152, PAGE 83, KC RECORDS.
SURVEY NOTES:
VERTICAL CONTROL:
DA'i'UM: NAVD 88
BENCHMARK:
CITY OF RENTON BENCH MARK NO. r,,ENT2101
FOUND 2" DIA. CONC MONUMENT WITH COPPER PIN
nr)WN 1.6' IN CASE ELEVA. ON TACK = 512.02' E.
1 /4 COI,"'I` R OF SEC. 10-23-5
HORIZONTAL CONTROL:
BEARING MERIDIAN; A BEARING OF N OOD 02' 42"
E ALONG THE EAST SECTION LIN- BETWEEN THE NE
SEC. CORNER AND THE E.Y4 OF SECTIN 10-23-05.
PER KING COUN ` Y SHORT PLAT L02SO016, AS
RECORDED IN BOOK 172 OF SURVE`'S, PAGE 205,
RECORDS -'F KING COUNTY, WASHINGTON
LEGAL DESCRIPTION
LOT C RENTON LOT LINE ADJUSTMENT LUA 06-088-LLA
RECORDED 200;?22c00002 VOL/ PAGE 144, PARCE!_
0237059358
ADDr ESS 5521 NE 10TH ST
R=362006
CALL BEFORE YOU DIG
1-900 424 5555
EXISTING UTILITY NOTE:
VERIFY DEPTH AND LOCATION OF ALL EXIS i'NG UTILITIES
(WHETHER OR NOT SHOWN) IN FOTENTIAL CONFLICT W/
PROPOSED CONSTRUCTION PRIOR TO ANY WORK.
SHEET INDEX
1. HORIZONTAL AND VERTICAL CONTROL, SANITARY j
SEWER NOTES. `
2. EASEMENT ROAD IMPROVEMENT PLAN
3. GRADING AND EROSION CONTROL PLAN
4. SANITARY SEWER PLAN
5. SANITARY SEWER PROFILE AND NOTES
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