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HomeMy WebLinkAboutWWP2703652.2CONCRETE BLOCKING 9aNG PROCEDURE
A. fiEW MAL
The amount of eoncrsis re
quIm to anchor har tontal
bends, tees, and dead ends d ends on the rtrength
of the seq. The methods of pEaohhq concrete to kwP
the joint aaaessq>le h shown m Figure 1. The am
In square feet of concrete which must bear against
the We of the trend) b found by dividing the
thrust In paunde shown in Table T by the cafe
beatq load of the sob as shown In Table 2.
B. �A
f. Tlla elriny procedure is for horbiontal or
downwaM thnat only.
2. HeTt of the thrust block must be equal
to a kes than 1/2 the depth tram the ground
aheiaoe to the block base.
3 The thrust block bearing face is approximately
4. C-.
Theaonaets 7 shall be as per IIPWA
C 5n19spGL5
Ll
d - Outside Diameter of Pipe 1n Feet
SSBL - pSsaiesteelelaripgiag LoodIn n Pounce (TF1 (T)ble 2)
W - YMdth of Trench in Feet
A - Area of Concrete which must boor against the
Side of the Trench in sck PL
Hm - Maximum Helaht of the rust Block in feet
Do - Depth of the Canasta Thrust Block
to Bearing Sks - In Feet
Lm - Maximum Length of the Thrust Block in Fed
GROUND SUFACE
h d
Hm= 2
BLOCK BASE
W _DC
D. CALCULATION EQUATIONS
1. Area of Concrete {A} - Thrust In Pounds T
Safe Swag Load In Pounds/Sq.Ft
2. Maximum Height of Thrust Block (Hm) - �� of Trench h Feat _ h
2 - 2
Mtetid�f TDIa et r af P )- In Feet) W-d
- Go to Table 2 Table 2 the eefi bearing load for
send and gravel: 3.000 /p. fL
Go to Figure 1: figure 1 Indoatw the p04 an of the concrete far blocking the 90' bend.
- Go to the eP lane of the pro*1 and find
dWth - of of*
h - 3 fat
With the above assembled Infarmatfon,
we proceed to the final calculations;
- Area of Concrete (A) - SafeThrust Beni Load - 3.00000 - 7.12 p it
- Maximum Height of Thrust Block (Hm) - Depth of Trench In Foot
2
h 4 - 2.0 ft.2 - 2
- Depth of Concrete Thrust Block (Do)
- width of Trench In Feet (qQ - Outside Diameter of Pipe (d)
2
3- 0:75-1.1311t
2
- Maximum Length of Thrust Block (Lm) - Area of Concrete
Height of Concrete
A 7.12
•_ - �• -ass rf
- Required Amount of Concrete - (Height x Depth x Length) x 0.03704
Hm x Lm x Do) x 0.03704
- 2.0 x 156 x 1.13) x 0.03704
0.30 cu. yd.
TAOI r 1
y.
'! r• °
CAP
22-1/2a
45aBEND
TEE
. .
11-1 /4a 90a BEND
FIGURE 1
3. Depth of Concrete Thrust Block - - 2 _T_ TABLE 2
Area of Ccnwwte A Sara mrinq Leeds in th/,Sq Ft.
C Maximum Length of Thrust Block (Lm) - ' Maximum Height The safe beerinq loads pIvan in the following table we �n NOTE: FOR CONVEX VERTICAL BENDS BLOCKING
harlwntal thrusts when the depth of cover over the pipe SEE APWA STANDARD PLAN NO. 73.
Ste
Pressure
PSI
Thrust at Fittings
In Pounds
�-t
11ata4
Dead Ends
Hand
Bad
3'
300
2.120
3.000
1.630
e30
430
4•
300
3,7e0
370
2.910
1.470
730
e•
e•
300
300
1q 'St0000
NZ
21.380
6 510
11.550
3,320
35-.M
t 700
k 20
10•
12'
275
250
21 e2D
33,930
30,570
aus
to 540
21(g50
ee,,430
13,2e0
4,330
e.780
14'
250
4e.200
05.370
35.340
14030
IL240
1e•
225
45.250
%000
34.620
17,650
1B•
20D
so,900
72,000
3e,940
19.WG
tobI°eD
20•
24•
200
200
e2,e40
gqpp,,4e0
N,g4x1
127,9e0
4e,0e0
q■ 200
24,520
35.32D
12,Se0
te.100
30•
200
IM 370
199 g100
10b,150
55.140
2e,2Jl0
3e•
200
ia5e0
2e7;950
134740
79,400
40.720
5. Required Amount of Concrete (Cu. Yd.) - (Height x Depth x Length) x 0.03704 exoaads 2 feet
- (Hm x Lm x Do) x 0.03704 Sate Boo 9 Load
E. EXEYELE ;AIL Lb. pK Se.. Ft
1. Problem se. 0
zftu%Calculation of the amount of concrete required to block a 90• bend In an e• SSond ey 2, 00
C.I. water main; the normal apamting pressure In the pipe w■ be 65 psi and the son Sand and a� C«�t d �, Clay 0°0°0o CONCRETE BLOCKING SIZING PROCEDURE
condition In the area indicates sand and gravel. Hard Shale AM
Z ADOPTED
*In muck or p all thruste @hall be restrained by es or
- Maximum testing pn7re (See Tabis 1) - 300 psL - 0.75 fL tie rods to sod foundations cr by removal of m V C1TY OF RENTON
- Outside diameter of i" pipe - 9.05 in. - gA5/12 or a t ly atekd� t with ballast of suflfcent
- Go to Table 1: The testing pressure of 300 psi, we ses
that the thrust an a 90. bend Is 21,300 pounds STANDARD PLANS
N LST DATE: 12/96
12/96 AT TO 11•x17• DCV DRT
3/6 5 CORRECTED COLUMN HEADINGS DCV AG
DATE I DWG. NAME: BR26 SP PAGE: 8085
CONCRETE BLOCKING SIZING PROCEDURE
�rTEMPORARY 2' GALVANIZED PIPE
AND 2' GATE VALVE
FINISHED GRADE ELEVATI
"''�''�""'`��`�4\ XA% N'AN"I. - "' Y INSTALL 2' PLUG ON TOP BLIND FLANGE
3 FT MIN. COVER (10-INCH DIAMETER AND UNDER) AFTER REMOVAL ❑F P❑LYPIG
4 FT MIN, COVER (12-INCH DIAMETER AND OVER)
ES d - :d
' J
NEW WATER MAIN P❑LYPIG .44 ' . A'` ' '
i A
VERTICAL CROSS FOR P❑LYPIGGING STATION-,
SIZE OF VERTICAL CROSS SHALL BE THE SAME AS SIZE OF MAIN LINE
VERTICAL CROSS (MJ X FL)
ONE BLIND FLANGE ON TOP OF CROSS WITH 2' TAP & 2' TEMPORARY BLOW -OFF ASSEMBLY
(REMOVE BLOW -OFF ASSEMBLY AND INSTALL 2' PLUG AFTER REMOVAL OF CLEANING 'P❑LY-PIG')
ONE BLIND FLANGE ON BOTTOM OF CROSS
ONE PLUG (MJ) ON END OF CROSS
CONCRETE BL❑CKING WATER MAIN POLYPIGGING STATION
ALL DEBRIS AND P❑LYPIGS SHALL BE REMOVED FROM SUMP OF VERTICAL CROSS BEFORE VERTICAL CROSS FOR POLYPIGGING
DISINFECTI❑N OF NEW WATER MAIN *,U*-,
ADOPTED
MY OF RENTON
3fANDARD PLANS
LST DATE: 04/04
DATE REVISION BY APPR DWG. NAME: BRX5 SP PAGE: B114
rB14 WATER MAIN >>OLYPIGGING STATION
- VERTICAL CROSS FOR POLYPIGGING
4wi,I I IN.,
. LIFI:
BACKFILL MATERIAL
(SEE NOTE 5)
CONCRETE CLASS C
(SEE NOTE 8)
FOUNDATION LEVEL-
BACKFILL MATERIAL
(SEE NOTE 5)
BEDDING MATERIAL
FOR RIGID PIPE
(SEE NOTE 6)
FOUNDATION LEVEL-
W (SEE NOTE 4)
(CLASS A DESIGN)
W (SEE NOTE 4)
(CLASS B, C, D, DESIGN)
BEDDING FOR RIGID PIPE
�- W (SEE NOTE 4) --�1
NOTES:
LIMITS OF PIPE ZONE
1. PROVIDE UNIFORM SUPPORT UNDER BARREL.
2. HAND TAMP UNDER HAUNCHES.
691
3. COMPACT BEDDING MATERIAL TO 95% MAX. DENSITY EXCEPT DIRECTLY OVER PIPE.
{-
HAND TAMP ONLY.
C
4. SEE "EXCAVATION AND PREPARATION OF TRENCH" IN THE SANITARY SEWERS SECTION
OF THE STANDARD SPECIFICTATIONS FOR TRENCH WIDTH "W" AND TRENCHING OPTIONS.
R
THE PIPE ZONE WILL BE THE ACTUAL TRENCH WIDTH, EXCEPT FOR CLASS A
A
BEDDING. THE MINIMUM CONCRETE WIDTH SHALL BE 1-1/2 I.D. + 18".
T_
5. TRENCH BACKFILL SHALL CONFORM TO "BACKFILLING SEWER TRENCHES" IN THE
SANITARY SEWERS SECTION OF THE STANDARD SPECIFICATIONS, EXCEPT THAT ROCKS
OR LUMPS LARGER THAN 1" PER FOOT OF PIPE DIAMETER SHALL NOT BE USED IN THE
BACKFILL MATERIAL.
6. SEE "BEDDING MATERIAL FOR RIGID PIPE" IN THE AGGREGATES SECTION OF THE
LIMITS OF PIPE ZONE
STANDARD SPECIFICATIONS FOR THE MATERIAL SPECIFICATIONS.
7. SEE "BEDDING MATERIAL FOR FLEXIBLE PIPE" IN THE AGGREGATES SECTION OF
6
STANDARD SPECIFICATION FOR THE MATERIAL SPECIFICATIONS.
4
8. PIPE MUST BE ANCHORED IN SUCH A MANER AS TO ENSURE FLOW LINE IS
MAINTAINED.
LIMITS OF PIPE ZONE
� ©11
BEDDING CLASS DESIGN
DIMENSION
CLASS A
CLASS T, ''I CLASS C
CLASS D
CLASS F
A
4" MIN.
1 /4 I.D.
12" MAX.
*
*
ZERO
8
1 /4 O.D.
1/2 O.D.
1 /8 O.D.
ZERO
O.D.
C
3/4 O.D.
1/2 O.D.
1/8 O.D.
O.D.
-
BEDDING MATERIAL I * A = 4" MIN. 27" I.D. AND UNDER
FOR FLEXIBLE PIPE IB 6" MIN. OVER 27" I.D.
(SEE NOTE 7) PIPE BEDDING FOR SANITARY SEWER
FOUNDATION LEVEL U�� Y ��` ADOCrrYoF ERErrI'oN
L STANDARD PLANS
(CLASS F DESIGN) LST DATE:4/97
Corrected note 4 DCV DT
BEDDING FOR FLEXIBLE PIPE 2 -1-31 IReMsed notes, S. Added note 6 KJ ---- DWG. NAME: BW18C SP PAGE: B077
J L.�u I REVISION I BY APPR'D
6
o7 PIPE BEDDING FOR SANITARY SEWER
A A
PLAN VIEW
WATER
VALVE BOX LID WITH EARS
IN DIRECTION OF WATER 2" SQUARE
MAIN AND WORD "WATER" OPERATING NUT
ale CAST INTO IT
SEE DETAIL
4-1/4" DIA.
1 /8MIN. THICKNESS
2 PIECE CAST IRON VALVE
BOX, RICH-SEATTLE TYPE
OR OLYMPIC FOUNDARY 1" STEEL
LENGTH AS REQUIRED
�1 /8" MIN. THICKNESS
2-1/4" INSIDE MEASUREMENT
2-1/4" DEPTH
VALVE OPERATING NUT
EXTENSION
VALVE OPERATION NUT EXTENSION NOTE:
EXTENSIONS ARE REQUIRED WHEN VALVE NUT
IS MORE THAN THREE (3) FEET BELOW FINISHED
GRADE. EXTENSIONS ARE TO BE A MININMUM OF
ONE (1) FOOT LONG. ONLY ONE EXTENSION TO
BE USED PER VALVE.
NOTE: ALL EXTENSIONS ARE TO BE MADE OF
STEEL, SIZED AS NOTED, AND PAINTED WITH
TWO COATS OF METAL PAINT.
4h
3"
38" MIN.
WIDTH
Ij
WHITE POST
24"
VALVE MARKER POST
VALVE MARKER NOTES:
VALVE MARKERS SHALL BE EQUAL TO
CARSONITE UTILITY MARKER
VALVE MARKER POST TO BE USED FOR ALL VALVE OPERATING NUT EXTENSION
MAIN LINE VALVES OUTSIDE PAVED AREAS AND VALVE MARKER POST
Y p ADOPTEDVt
CITY OF RENTON
STANDARD PLANS
N 1 O LST DATE: 12/96
12,,W R.rix red to 11%17'. DCV ORT
IOA5106 Edited text DCV AG
I DATE I REVISION DWG. NAME: BR46 SP PAGE: 8090
VALUE OPERATING NUT EXTENSION
- AND VALVE MARKER POST
SURVEYED:
SURVEYED
DESIGNED:
D.L. OFFE, P.E.
DRAWN:
D.L. OFFE, P.E.
CHECKED:
NO. REVISION BY DATE APPR APPROVED:
SCALE:
SCALE
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
MIN MIN � MIN � MIN MIN
6.5' MIN.
2" DEPTH OF
GRIND OR SAWCUT AND REMOVE
2" CLAS
*211 .
CLA
CLA
OF CURB OR
OF PAVEMENT
2" CLASS kB'
;ENTER LINE OR
ANE LINE
6.5' MIN.
1' 1' 2.5' 1' 1'
MIN MIN MIN MIN MIN
ACP CLASS 'E' OR 'B'
6" CRUSHED
SURFACING TOP COURSE
CRUSHED ROCK,
FLOWABLE FILL
OR
AS REQUIRED BY ENGINEER
TYPICAL PATCH FOR FLEXIBLE PAVEMENT
WHEN PERPENDICULAR TO
ROADWAY CENTERLINE
Y ADOPTED
U\ O� CITY OF RENTON
♦
STANDARD PLANS
N I O� LST DATE: 12/96
* SEE DWG# HR-05 FOR MINIMUM STANDARDS
DATE REVISION BY APPR D DWG. NAME: HR-23 SP PAGE: H032A
4 TYPICAL PATCH FOR FLEXIBLE PAVEMENT
N.T.S.
365202
2"x 4" STUD MARKER POST PAINTED
WHITE WITH THE WOR "SEWER" STENCILED
PROPERTY LINE IN 3" HIGH BLACK LETTERS AND #6 WIRE
z -
- WRAPPED AROUND THE STUD AND
5
EXTENDED TO THE TOP OF THE STUD.
3-0ss
0
FUTURE
6" BUILDING SEWER PIPE
BUILDING SEWER
0
=1V
TEE WITH 6" SIDE OUTLET
x"x6" WYE WITH A
X •
SURFACE CLEANOUT WITH
6" SIDE SEWER AND BUILDING SEWER
a
CAST IRON RING &COVER
00
(EAST JORDAN IRON WORKS
a I
2975 ORAPPROVED EQUAL,
"
SPECIFY SEWER ON LID,
SEE STD. PLAN 403.1 FOR
INSTALLATION)
60" ALLOWABLE MAX.
ACCEPTABLE PROCEDURES FOR SIDE SEWER CONNECTIONS
FOR CAST IRON PIPE
TO MAIN LINES ARE AS FOLLOWS:
OR DUCTILE IRON PIPE.
A. VITRIFIED CLAY MAIN -CUT IN A NEW TEE USING FLEXIBLE
�•(� COUPLINGS(FERNCO OR APPROVED EQUAL).
ROMAC SADDLE
CONCRETE -}
PNO�t�'��NG B. CONCRETE MAIN -CORE -DRILLED WITH
BLOCKING tt'P 25
MPS'
8�' (OR APPROVED EQUAL).
M`N
2G�GR�
2% MIN SLOPE C. PVC MAIN -CORE -DRILLED WITH ROMAC SADDLE (OR APPROVED
EQUAL) OR CUT IN NEW TEE USING RIGID COUPLINGS
6" SIDE OUTLET TEE
HORIZONTAL D. DUCTILE IRON MAIN -CORE -DRILLED WITH ROMAC SADDLE
(OR APPROVED EQUAL).
SEWER MAIN
�� SEWER MAIN
6 MIN.
E. MANHOLE CONNECTION -ALL CONNECTIONS TO MANHOLES SHALL
CONCRETE BLOCKING ANGLE
BE AT MANUFACTURED KNOCK -OUTS OR THE
TYPICAL
SIDE SEWER
ELEVATION STRUCTURE SHALL BE CORE -DRILLED.
OF TEE AT MAIN OVER 25
ELEVATION
NOTE:
UNLESS OTHERWISE SHOWN ON PLAN, SIDE SEWER SHALL HAVE A MINIMUM 2.5' COVER AT PROPERTY
LINE OR 3-5' LOWER THAN THE LOWEST HOUSE ELEVATION, WHICHEVER IS LOWER.
STANDARD SIDE SEWER INSTALLATION
VERTICAL NAVD 1988
HORIZONTAL NAD 1983/1991
DATU M
(SEWER MAIN TO PROPERTY LINE)
STD. PLAN - 406.1
- CITY OE
ML
RENTON
Planning/Building/Public Works Dept.
NELSON PLAT
SIGNATURE CUSTOM HOMES of WA, LLC
SEWER/WATER DETAILS
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05/28/2012
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