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SAWCUT EXISTIM, PAVInIj FOR
In5TALLATIOn Of STOnM PIPE. f
f3Esum EXISTInh PARKM CBS I
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LEGAL DESCRIPTION
LOT 10 OF BLOCK 15 OF THE TOWN OF RENTON
TRACKS LOCATED IN THE SW 1/4 OF SECTION
17, TOWNSHIP 23 lei, RANGE 5 EAST SITUATED
IN KING COUNTY, WASHINGTON.
STORM DRAINAGE NOTES
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1. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH CITY OF RENTON
SPECIFICATIONS, AND THE 1988 STANDARD SPECIFICATIONS FOR ROAD,
BRIDGE, AND MUNICIPAL CONSTRUCTION (WDSOT, APWA.
2. EXISTING UTILITIES SHOWN ON THE PLANS HAVE BEEN PLOTTED FROM THE
BEST INFORMATION AVAILABLE TO THE ENGINEER. IT SHALL BE THE
CONTRACTOR'S RESPONSIBILITY TO LOCATE ANY EXISTING UTILITIES WHICH
MAY CONFLICT WITH THE CONTRACTOR'S OPERATION, WHETHER SHOWN ON THE
PLANS OR NOT.
3. THE STORM DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO THE
APPROVED PLANS WHICH ARE ON FILE IN THE DEPARTMENT OF PUBLIC WORKS
CENTRAL RECORDS. ANY DEVIATION FROM THE APPROVED PLANS WILL
REQUIRE WRITTEN APPROVAL FROM THE PROPER AGENCY, CURRENTLY THE CITY
OF RENTON DEPARTMENT OF PUBLIC WORKS.
4. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER
CONSTRUCTION IS IN PROGRESS.
5. PRIOR TO ANY CONSTRUCTION/DEVELOPMENT ACTIVITY, THE CITY OF RENTON
DEPARTMENT OF PUBLIC WORKS DEVELOPMENT INSPECTION SELECTION MUST BE
CONTACTED (PHONE NO. 235-2540) FOR A PRE -CONSTRUCTION MEETING.
6. ALL PIPE SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION ACCORDING
TO WASHINGTON STATE SPEC. 7-02.3(1). THIS SHALL INCLUDE NECESSARY
LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERIAL
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 UNYIELDING BASE. IF THE NATIVE
MATERIAL IN THE BOTTOM OF THE TRENCH MEETS THE REQUIREMENTS FOR
"GRAVEL BACKFILL FOR PIPE BEDDING", THE FIRST LIFT OF PIPE BEDDING
MAY BE OMITTED PROVIDED THE MATERIAL IN THE BOTTOM OF THE TRENCH IS
LOOSENED, REGRADED AND COMPACTED TO FORM A DENSE UNYIELDING BASE.
7. ALL CATCH BASIN GRATES SHALL BE DEPRESSED 0.10 FEET BELOW PAVEMENT
LEVEL.
8. EXCESS WATER - SHOULD WATER BE ENCOUNTERED DURING CONSTRUCTION, IT
SHALL` BE THE CONTRACTOR'S RESPONSIBILITY TO DEWATER BEFORE
CONSTRUCTION CONTINUES.
9. WHERE MATERIAL EXCAVATED FROM THE TRENCH IS UN.WITABLE FOR
BACKFILL, THE CONTRACTOR SHALL PROVIDE SUITABLE BACKFILL.
10. ALL TRENCH BACKFILL, STRUCTURAL FILL, AND EARTHWORK IN GENERAL
SHALL BE COMPACTED TO 95% OF MAXIMUM DENSITY AS TESTED IN
ACCORDANCE WITH ASTM D-1557, EXCEPT IN PAVED AREAS WHERE BACKFILL
SHALL BE COMPACTED TO 95% OF MAXIMUM DENSITY UP TO 6" BELOW
SUBGRADE. THE 6" BELOW SUBGRADE IN PAVED AREAS SHALL BE COMPACTED
TO 954 OF MAXIMUM DENSITY AS TESTED IN ACCORDANCE WITH ASTM D-1557.
11. ALL PARKING AREA SUBGRADE CONSTRUCTION SHALL CONFORM TO SECTION
(5-02) OF THE APWA STANDARD SPECIFICATIONS.
12. CRUSHED ROCK USED FOR BASE AND/OR TOP COARSE MATERIAL SHALL CONFORM
TO SECTION (9-03.9) OF THE APWA STANDARD SPECIFICATIONS.
13. ALL PARKING AREAS SHALL BE PAVED WITH CLASS B ASPHALT CONCRETE
CONFORMING TO SECTION (5-04) OF THE APWA STANDARD SPECIFICATIONS.
4th S� 'E T
LEGEND
C}- - - -
EXISTING CATCHBASIN
El
NEW CATCHBASIN
NEW 8M DIP CL 50
HANDICAP STALL
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SPOT ELEV.
PROPOSED GRADE
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EXISTING GRADE
VICINITY MAP
3ro ST
S 4th ST
9 _
A S 5th ST
67
H
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S 405
ECC DETAIL
nOTE--
VEf3TICAL DATUM IS ASSUMED.
TOP OF CATCHBA51n IS TBM.
InSTALL 2 - 2" COLUMnQ5 HOnnXQM
�Offf`InUS MTULUS EAST161QTA ,25 -
18 TO.21 OTTO LUYKEn LAUREL LrNni5
'OTTO LUYKE.f1'l An0 Z" OF MULCH/BARK
PE5 CITY Of 5EMTon 5nnDpom
PAfiKInL, PROVIDED
MORTH SIDE 6 STALLS 9'X 16 I H/C ko A 18I
SOUTH SIDE IO STALLS IO' x 16
TOTAL STALLS = 19 EA,
12" PARWI , STALL
IO" -
2°'5' Yi
°h R
Z" A.C.. PAVEMEnT
4"Alb. ("(-),[ALTERfMATE:
4"OF CRUSHED A44RMTEI
COMPACT: 5U04RADE TO 95
MAXIMUM DMITY.
CATCHBASIN (TYPE I) #3.4.1 DETAIL
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PROJECT NO
88-62
OAAWN BY
KLL
ISSUE DATE
9-26-88
LATEST REV
10-Iz-86
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r 411 ��.IF'IC 1P.NGINEERING COMPANY CIVIL ENGINEERING AND�PLANNING CONSULTANTS
PLAN VIEW CATCH BASIN BODY
C.I. FRAME 8 GRATE APWA STD. PLAN, •0440
N 49
ADJUST FRAME TO GRADE WITH
CONCRETE BRICK
r EXTENSION RINGS 6" 8 12" HIGH
O Al ' DIAMETER KNOCKOUT IN EACH FACE TO
v ACCEPT MAXIMUM 12 RCP. .
I; C I. FRAME, BRICK EXTENSION RINGS 8 PIPE
SHALL BE SET III PORTLAND CEMENT GROUT
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511
NOTE: SUITABLE ALTERNATE -IS CB-I5
RENTON CONCRETE PRODUCTS