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DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878
30„
20„
\ S
1", 2", 4", 6",
12", OR 24"
ONE #3 BAR HOOP FOR 6" HEIGHT
INCREMENT (SPACED EQUALLY), SEE NOTE 1
RECTANGULAR ADJUSTMENT SECTION
SFF 22.,
"1OTF
6
4+
R
#3 BAR EACH CORNER
#3 BAR
HOOP-
#3 BAR EACH SIDE J
#3 BAR EACH WAY
PRECAST BASE SECTION
NOTES:
1. AS ACCEPTABLE ALTERNATIVES TO THE REBAR SHOWN IN THE
PRECAST BASE SECTION, FIBERS (PLACED IN ACCORDANCE WITH
STANDARD SPECIFICATION 9-05.50(9)), OR WIRE MESH HAVING A
MINIMUM AREA OF 0.12 SQUARE INCHES PER FOOT SHALL BE USED
WITH THE MINIMUM REQUIRED REBAR SHOWN IN THE ALTERNATIVE
PRECAST BASE SECTION. WIRE MESH SHALL NOT BE PLACED IN THE
KNOCKOUTS. AS AN ACCEPTABLE ALTERNATIVE TO THE REBAR
SHOWN IN THE RECTANGULAR ADJUSTMENT SECTION, WIRE MESH
HAVING A MINIMUM AREA OF 0.12 SQUARE INCHES PER FOOT MAY BE
USED.
2. THE KNOCKOUT DIAMETER SHALL NOT BE GREATER THAN 18'
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 MUST BE INSTALLED WITH THE FLANGE
DOWN.
5. THE PRECAST BASE SECTION MAY HAVE A ROUNDED FLOOR, AND
THE WALLS MAY BE SLOPED AT A RATE OF 1 H:24V 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 INLET HAS
BEEN PLACED. USE GROUT TYPE 2 FOR NON -SHRINK APPLICATIONS
IN ACCORDANCE WITH STANDARD SPECIFICATION 9-20.3(2).
8. ALL GRADE RINGS AND CASTINGS SHALL BE SET IN MORTAR IN
ACCORDANCE WITH STANDARD SPECIFICATION 9-04.3. THEN APPLY
MORTAR TO INSIDE AND OUTSIDE OF ALL JOINTS, RINGS, RISERS,
AND FRAMES.
9. MORTAR SHALL BE MIXED AND APPLIED PER MANUFACTURER'S
DIRECTIONS.
10. FRAME SHALL BE ADJUSTED TO PAVEMENT GRADE BY TAPPING
UNTIL FRAME IS FLUSH WITH PAVEMENT AS DETERMINED WITH A
STRAIGHT EDGE OF SUFFICIENT LENGTH.
11. ALL MORTAR JOINTS SHALL BE TRIMMED FLUSH AND REMAIN VISIBLE
UPON COMPLET ON.
2�O/S
A
#3 BAR EACH
CORNER, 18" (MIN.)
#3 BAR HOOP
SFF 22„
4b
� 4••
MAN
vl
SEE NOTE 1
ALTERNATIVE PRECAST BASE SECTION
UNLESS OTHERWISE NOTED, DRAWING IS NOTTO SCALE (NTS)
STD. PLAN - 200.20
flr='j PUBLIC WORKS CATCH BASIN TYPE 1P APPR ED:
DEPARTMENT (FOR PARKING LOT) GAZ 9/28/2018
Public Works Administrator DATE
,CATCH BASIN TYPE 1 P
NTS
:45 Al
DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878
TRENCH WIDTH,
SEE NOTE 3
PIPE ZONE BF^^'"'^ ^"'^
BACKFILL, SE
FOUND
LEVEL
FOUNDATION MATERIAL,
IF REQUIRED, SEE NOTE 5
CIRCULAR PIPE
TRENCH WIDTH,
SEE NOTE 3
PIPE ZONE BEDDING AND
SPAN
6
BACKFILL, SEE NOTE 4
RISE
FOUNDATION
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 SHALL BE THE WALLS OF THE TRENCH.
2. O.D. IS EQUAL TO THE OUTSIDE DIAMETER OF A PIPE OR THE
OUTSIDE SPAN OF PIPE -ARCH.
3. SEE STANDARD WSDOT/APWA SPECIFICATIONS SECTION 2-09.4 FOR
TRENCH WIDTH.
4. PIPE ZONE BEDDING AND BACKFILL MATERIAL SHALL BE PLACED IN
6" LOOSE LAYERS AND COMPACTED TO 95% MAXIMUM DENSITY.
5. EXCAVATE UNSTABLE MATERIAL DOWN TO FIRM SOIL AND REPLACE
WITH FOUNDATION MATERIAL CLASS A OR B PER STANDARD
WSDOT/APWA SPECIFICATIONS SECTION 9-03.17.
GRAVEL BACKFILL FOR PIPE ZONE BEDDING (WSDOT 9-03.12(3))
OR MAINTENANCE ROCK (WSDOT 9-03.9(4))
fiRl PUBLIC WORKS
DEPARTMENT
FOUNDATION MATERIAL, t- 6"
IF REQUIRED, SEE NOTE 5
PIPE - ARCH
MINIMUM
ALLOWED IN ZONE 1
PIPE TYPE
COVER (FT)
PUBLIC?
PRIVATE?
OF THE APA?
CORRUGATED
20
YES
YES
YES
STEEL PIPE
SPIRAL RIB STEEL
2.0
YES
YES
YES
PIPE
PLAIN CONCRETE
PIPE (PCP)
2.0
NO
YES
NO
REINFORCED
CONCRETE PIPE
1.0
YES
YES
NO
(RCP)
CORRUGATED OR
SPIRAL RIB
2.0
YES
YES
NO
ALUMINUM PIPE
DUCTILE IRON PIPE
1.0
YES
YES
YES
CIRCULAR PIPE
DIAMETER
MINIMUM DISTANCE
BETWEEN BARRELS
12" TO 24"
12"
30" TO 96"
DIAMETER / 3
102" TO 180"
48"
PIPE -ARCH
SPAN
MINIMUM DISTANCE
BETWEEN BARRELS
18" TO 36"
12"
43" TO 142"
SPAN / 3
148" TO 199"
48"
PIPE ZONE BEDDING AND
COMPACTION - RIGID PIPE
UNLESS OTHERWISE NOTED, DRAWING IS NOT TO SCALE (NTS)
STD. PLAN - 220.00
APPR ED:
GAZ 9/28/2018 I
Poblic Works Administrator DATE
PIPE ZONE BEDDING AND COMPACTION - RIGID PIPE
1 CCP SUBMITTAL #1 05/10/21 SURVEYED:
04/01 /21
DESIGNED:
AD/CH/NW
DRAWN: AD/CH/NW
w CHECKED: CM
Z NO. REVISION BY DATE APPR APPROVED:
SCALE:
AS SHOWN
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
NTS
: 4 5 AN
DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878
VERTICAL: NAVD 1988
HORIZONTAL: NAD 1983/1991
DATUM
I
SEE STANDARD PLANS 110, 110.1, 110.2, AND 111 FOR PAVEMENT
RESTORATION REQUIREMENTS
SURFACE RESTORATION AS
SPECIFIED IN CONTRACT DOCUMENTS
i
12" MIN. EXISTING PAVEMENT SURFACE
//// ---- -------------- -
NEAT LINE TRENCH
t
6" MIN. ,SEE NOTE 4
"CRUSHED SURFACING TOP COURSE" PER
j WSDOT STD. SPEC 9-03.9(3), COMPACTED
/ TO 95% OF MAXIMUM DENSITY
"CRUSHED SURFACING TOP COURSE" PER
WSDOT STD. SPEC 9-03.9(3), "BANK RUN
GRAVEL FOR TRENCH BACKFILL" PER
/
WSDOT STD. SPEC 9-03.19, OR "GRAVEL
BORROW" PER WSDOT STD. SPEC 9-03.14(1),
COMPACTED TO 95% OF MAXIMUM DENSITY
BENCH AS NEEDED FOR
SHORING SYSTEM WHEN
DEPTH IS 4' OR GREATER
PIPE
PIPE ZONE BEDDING AND BACKFILL
PER STD. PLANS 220.00 AND 220.10
SEE NOTE 1
UNPAVED AREAS PAVED AREAS
I
NOTES:
1. SEE WSDOT/APWA STANDARD SPECIFICATIONS SECTION 2-09.4 FOR
MEASUREMENT OF TRENCH WIDTH.
2. EXCAVATIONS OVER 4' DEEP SHALL COMPLY WITH THE SAFETY STANDARD
DESCRIBED IN CHAPTER 295-155 PART N OF THE WAC.
3. MAXIMUM BACKFILL DEPTH ABOVE PIPE SHALL NOT BE EXCEEDED, AS
DETERMINED BY PIPE MANUFACTURER.
4. IN PAVED AREAS, IF PIPE HAS LESS THAN T OF COVER, USE "CRUSHED
SURFACING TOP COURSE" FOR THE ENTIRE BACKFILL DEPTH ABOVE PIPE ZONE.
5. SEE CONSTRUCTION PLANS FOR SPECIFIC PROJECT REQUIREMENTS.
UNLESS OTHERWISE NOTED, DRAWING IS NOTTO SCALE (NTS)
STD. PLAN - 220.20
o PUBLIC WORKS TYPICAL TRENCH AND BACKFILL PPR D. 9/28/2018
DEPARTMENT GAZ
Poblic Works Administrator DATE
TYPICAL TRENCH AND BACKFILL
0 CITY OF
RENTON
Planning/Building/Public Works Dept.
NTS
: 4 5 An
M
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R-422013
01 /04/2023
O
IN COMPLIANCE WITH CITY OF RENTON STANDARDS J
CD
DEVELOPMENT ENGINEERING Z
JChavez 01 /31 /2023
2
DATE:
600 SW 10TH PARKING LOT 08/30/2022
FlELDBOOK:
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STORM DRAIN & S T O R M WAT E R DRAWING N0:
MANAGEMENT DETAILS C-505 0
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