HomeMy WebLinkAboutD-403010SW 1/4 SEC. 29, TW 23 N, R. 5 W, W.M.
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END OF PIPE
N: 169,778.65
E: 1,301,882.91
EX. CULVERT OUTFALL
(FULL OF SEDIMENT/POOR CONDITION)
TOP OF SEDIMENT=371.93'
IE 24" CMP=3�1.48' 370.36
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THIS AS -BUILT SURVEY WAS CONDUCTED ON NOVEMBER 5, 2024
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BY AMERICAN SURVEYING & ENVIRONMENTAL, LLC. THE
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INFORMATION MEASURED AND SHOWN HEREON WAS BASED UPON
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CITY OF RENTON CONTROL POINT ID 0784. THIS POINT IS LOCATED
AT THE INTERSECTION OF PUGET DRIVE SE & SE 19TH STREET.
ELEVATION: 417.57 FEET NAVD 1988.
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N: 172,240.0287
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E: 1,304,611.8851
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N: 169,696.31 -
1 E: 1,301,871.92
EX. SDCB 136925
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II IE 24" CMP (SE)=3�2..S'372.73
z IE 24" CMP (N)=3�2-9=+/-372.64
o BOTTOM=370.93' AS -BUILT
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AT TOP OF STRUCTURE. CANNOT
SEE ANY OTHER STRUCTURES.
24" CMP N CONNECTION WAS VERIFIED.)
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CONSTRUCTION KEYNOTES
1❑ SEE GENERAL NOTE 1. INSTALL TEMPORARY STORM WATER
DIVERSION (IF NECESSARY) IN UPSTREAM STRUCTURE.
02 EXCAVATE AS NECESSARY TO REMOVE 24—INCH CMP PIPE
FROM NORTH EDGE OF POWER VAULT TO OUTFALL.
EXCAVATED AREA SHALL BE COVERED WITH METAL SHEET
OR OTHER MATERIAL AS APPROVED BY ENGINEER AFTER
WORKING HOURS.
❑ INSTALL 24—INCH CORRUGATED HIGH DENSITY
POLYETHYLENE PIPE (CPE) VIA OPEN CUT METHOD WITH
BEDDING AND BACKFILL PER CITY STD PLANS 220.10 AND
220.20 AND FERNCO COUPLING (OR APPROVED EQUAL) TO
ATTACH TO EX. 24—INCH CMP. MATCH EX. OUTFALL
LOCATION.
04 INSTALL 24—INCH CIPP LINER (MINIMUM 0.34—INCH
THICKNESS) VIA TRENCHLESS METHOD WITHIN EX. 24—INCH
CMP AND REPLACEMENT 24—INCH CPE FROM SDCB
136925 TO OUTLET OF REPLACED SECTION.
O REMOVE TEMPORARY STORM WATER DIVERSION (IF
NECESSARY) FROM UPSTREAM STRUCTURE AFTER CIPP
LINING IS COMPLETE.
06 INSTALL SILT FENCING. SEE CITY STD PLAN 214.00.
❑7 RESTORE SITE, AS NECESSARY, INCLUDING REPLACING ANY
DAMAGED VEGETATION, INSTALLING MIN. 9" OF TOPSOIL
TYPE A, AND HYDROSEEDING AND/OR SODDING.
❑ INSTALL SHORING OR OTHER STABILIZATION METHODS
APPROVED BY ENGINEER TO PREVENT UNDERMINING OF
POWER VAULT. IF UNDERMINING OCCURS, CONTRACTOR
SHALL BACKFILL WITH CDF.
O9 REMOVE EXISTING WOOD DEBRIS.
10 INSTALL ROCK SPLASH PAD (MINIMUM 4'Wx8'Lx1'T) WITH
FILTER FABRIC UNDER THE ROCK AT PIPE OUTFALL.
11 PROTECT FX. TREES AND PLANTS.
GENERAL CONSTRUCTION NOTES
1. THIS DESIGN IS BASED ON DRY WEATHER CONSTRUCTION. IF
TEMPORARY STORM WATER DIVERSION IS NECESSARY, CONTRACTOR
SHALL SUBMIT TEMPORARY STORM WATER DIVERSION PLAN TO CITY
FOR REVIEW AND APPROVAL PRIOR TO CONSTRUCTION. SEE
SPECIFICATION SECTION 7-08.3(5) FOR APPROXIMATE 2—YEAR FLOW
RATE AND TEMPORARY STORM WATER DIVERSION PLAN
REQUIREMENTS.
2. RECOMMENDED CONSTRUCTION SEQUENCE
2.1. MATERIAL, TRAFFIC CONTROL PLAN, TEMPORARY STORM WATER
DIVERSION PLAN (IF NECESSARY), AND POWER VAULT
STABILIZATION PLAN SUBMITTALS
2.2. ATTEND PRE —CONSTRUCTION MEETING
2.3. CALL FOR UTILITY LOCATES
2.4. INSTALL TEMPORARY TRAFFIC CONTROL SIGNS
2.5. INSTALL SILT FENCE AND TEMPORARY STORM WATER
DIVERSION (IF NECESSARY)
2.6. CCTV (PRE —CONSTRUCTION) EXISTING 24" STORM DRAIN PIPE
2.7. OPEN CUT REPLACEMENT OF DOWNSTREAM PORTION OF THE
PIPE
2.8. BACKFILL OPEN CUT TRENCH
2.9. CIPP LINE PIPE
2.10. CCTV (POST —CONSTRUCTION) PROPOSED 24" STORM DRAIN
PIPE
2.11. CONSTRUCT ROCK SPLASH PAD AT DOWNSTREAM OUTFALL
2.12. REMOVE SILT FENCE AND TEMPORARY STORM WATER
DIVERSION (IF NECESSARY)
2.13. RESTORE SITE
D-403010
APPROVED FOR COSTRUCTION
4;
Know what's below. 07/20/23
Call before you dig. BY Troy Solly DATE
Project Manager
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DAVID EVANS
ANDASSOCIATES iNc.
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14432 SE Eastgate Way
Suite 400
Bellevue, WA 98007
425.519.6500
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FOR CONSTRUCTION I
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llRFG/STER��
�ss�ONAL ENG
CHECKED BY: CFCH/EH
DESIGNED BY: CFCH/EH
DRAWN BY: SYS/CFCH
FIRST SUBMITTAL DATE: 05/05/22
PROJECT NO.
RENT00001902
SHEET NO. 3 OF 3
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