HomeMy WebLinkAboutS-341504G
Y
M
s
s
I
h
a MANHOLE FRAME AND COVER Ran h
0 6" SEE DRAWING BR29 - 2
�y Z (SP PAGE 8074) i
BLOCK BASE
0 ® 12" MAX. 4" �[)
r 3 - ADJUSTMENT (4" MIN.) W
C
H ::: CONE
E'1 W ,D,
h 1 1
� RUBBER GASKETED JOINTS IN
m
c
� ACCORDANCE WITH A -443 D. CALCULATION EQUATIONS
C. I. Area of Concrete (A) = Thrust (In Pounds _ T
Thrust at Fittings in Pounds
N.E. 114 SEC. 25, T.23N_, R.4E., W.A1.
11
2,120
1,630
830
430
o
11
fl
3.780
3/4" SQUARES SPACED - 3/4'
2,910
6,510
1,470
3,320
CONCRETE BLOCKING SIZING PROCEDURE
•1
11
°
.1
..
5,880
3,020
AS INDICATED - HT 1/8'.
275
250
- CONCRETE
CLASS 300D
A. GENERAL
THE AMOUNT OF CONCRETE REQUIRED TO ANCHOR HORIZONTAL BENDS,
- Go to Table 2: Table 2 Ives the safe bearing load for
9' 9
3,000 lbs. /sT ft.
8,430
13,260
i✓
s
$
Y
620
❑
41
:11
' /
TEES, AND DEAD ENDS DEPENDS ON THE STRENGTH OF THE SOIL. THE
METHODS OF PLACING CONCRETE TO KEEP THE ACCESSIBLE IS
sand and gravel:
- Go to Figure 1: figure 1 Indicates the position
g 9 p
45,250
i 50,900
111
❑ ❑
❑ ❑ ❑
17,650
19,860
•11
0,180
1' -0"
JOINT
SHOWN IN FIGURE 1. THE AREA IN SQUARE FEET OF CONCRETE WHICH
of the concrete for blocking the 90' bend.
48,080
24,520
❑ ❑ ❑
11 11
11
I
NG
MUST BEAR AGAINST THE SIDE OF THE TRENCH IS FOUND BY DIMMING
Go to the specifications of the project and find
d
depth of trench (h) = 4 feet
35,320
8,100
1
13
❑ ❑
141,370
203,580
' 1
II
4
THE THRUST IN POUNDS SHOWN IN TABLE 1 BY THE SAFE BEARING LOAD
- Width of trench (W) = 3 feet
L
U
❑
` 1"
,
F� -3/4"
12 "8
OF THE SOIL AS SHOWN IN TABLE 2.
B. CRITERIA
With the above assembled information,
w
/
t. THE SIZING PROCEDURE !S FOR HORIZONTAL OR DOWNWARD
we proceed to the final calculations:
w o
COVER, TO READ, 'SEWER -�
RAISE -1/2"
FIBER JOINT PACKING-
THRUST ONLY.
3- Z p
O LU
, W F_
IN RAISED �ET1E�
NOTES:
1"
WIDE BORDER.
2. HEIGHT OF THE THRUST BLOCK MUST BE EQUAL TO OR LESS
THAN 1/2 THE DEPTH FROM THE GROUND SURFACE TO THE BLOCK
BASE
- Area of Concrete (A) = Thrust = 21 360= 7.12 sq ft.
.. Sale Bearing Load 3,000
p w Z p
I. IN UNIMPROVED AREAS POUR 1 -0` THICK 7 -0 SCC'AI?E
3. THE THRUST BLOCK BEARING FACE IS APPROXIMATELY
Y U = Z
CONCRETE, CLASS 3000, PAD AROUND RING AND _GV R
10..
RECTANGULAR.
Depth of Trench in Feet
QZ Q
m zo
2. IN ASPHALT ROADWAYS RESTORE AROUND CLEANOUi RING
- - - --
•
P IRE MATERIAL = PVC SOR 35
45' (1/8) BEND
4. THE CONCRETE BLOCKING SHALL BE AS PER APWA
SPECIFICATION 74 -2.14.
2
- Maximum Height of Thrust Block (Han) = h q _
- 2.0 ft.
AND COVER AS REQUIRED BY STANDARD DETAIL DRAWING BR36.
C. SYMBOLS
2 2
_
D = OUTSIDE DIAMETER OF PIPE IN FEET
5/8'
T = THRUST IN POUNDS AT THE FfTTING (TABLE I)
SHE SAFE BEARING LOAD IN POUNDS FT. (TABLE 2)
Depth of Concrete Thrust Block (Dc)
r
= /SO.
TRENCH
= Width of Trench in Feet (W) - Outside Diameter of Pipe (d)
t
1 2 -7 8 4�'
H = DEPTH OF IN FEET
W = WIDTH OF TRENCH IN FEET
A = AREA OF CONCRETE WHICH MUST BEAR AGAINST
2
= 3 - 0.75 = 1.13 ft.
2 Area of Concrete
Im
111
® 115
1
I ,., I
6
THE SIDE OF THE TRENCH IN SO. FT
- Maximum Length of Thrust Block (Lm) =
Height of Concrete
Y �i
�! .�
HM = MAXIMUM HEIGHT OF THE THRUST BLOCK IN FEET
DC = DEPTH OF THE CONCRETE THRUST BLOCK TO
= A = 7.12 = 3.56 ft.
Ban 2.0
ac
7 -�74
-'4 -
BEARING SURFACE IN FEET
LM = MAXIMUM LENGTH OF THE THRUST BLOCK IN FEET
- Required Amount of Concrete - (Height x Depth x Length) x 0.03704
o
--
PLUG TO BE SEALED
= (Hm x Lm x Dc) x 0.03704
IN SAME MANNER AS
((
�6d x 1.13) x 0.03704
= R
15"
_ - -- �` I
- - _ - -
MAIN SEWER JOINTS.
NTS
= 0230 cu3.
_
CAST IRON RING AND COVER
�+,, �.'„
Sanivy Sewer Clem t 2
TABLE I
GROUND SURFACE
h
a MANHOLE FRAME AND COVER Ran h
0 6" SEE DRAWING BR29 - 2
�y Z (SP PAGE 8074) i
BLOCK BASE
0 ® 12" MAX. 4" �[)
r 3 - ADJUSTMENT (4" MIN.) W
C
H ::: CONE
E'1 W ,D,
h 1 1
� RUBBER GASKETED JOINTS IN
m
c
� ACCORDANCE WITH A -443 D. CALCULATION EQUATIONS
C. I. Area of Concrete (A) = Thrust (In Pounds _ T
STEPS - 3/4" DEFORMED BAR Safe Bearing Load (In Pounds /Sq. Ft.) SBL
_ STEPS SHALL BE INCLUDED 2. Maximum Height of Thrust Block (Hm) = Depth of Trench in Feet = h TABLE 2
6 -1 2 -- 2 Z -
-o �� c / " Safe Bearing Loads in Lb./Sq. FL
CONCRETE RISER BY PIPE INC., SNidth of Trench in Feet - The safe bearing loads given in the following table are for
7' MIN. OR APPROVED EQUAL. lOutside Diameter of Pipe in Feet) = W -d horizontal thrusts when the depth of cover over the pipe
'A' 3. Depth of Concrete Thrust Block = exceeds 2 feet.
2 2
_ Area of Concrete _ A Safe Bearing Load
4. Maximum Length of Thrust Block (Lm) - SOIL Lb. per Sq. Ft.
Maximum Height Ban L111
peat, etc. 0
$9
a o 12" (TYR) MAX. PIPE SIZE - 'E' 5. Required Amount of Concrete (Cu. Yd.)_ Height x Depth x Length) x 0.03704 Soft Clay 1,000
- �Hm x Lm x Dc) x 0.03704 Sand 2,000
E EXAMPLE Sand and Gravel 3,000
(ADDER -STD. ALUMINUM OR Sand and Gravel Cemented with Clay 4,000
GALVANIZED STEEL Hard Shale 10,000
MORTAR FILLET 1. Problem:
CONCRETE SHELF Calculation of the amount of concrete required to block a 90 bend in an 8"
z'2 C.I. water main; the normal operating pressure in the pipe will be 65 psi 'In muck or peat, all thrusts shall be restrained by piles or
19 PRECAST BASE SECTION OR and the sail condition in the area indicates sand and grovel. tie rods to solid foundations or by removal of muck -
A CAST IN SHELF. or peat al and replacement with ballast of sufficient
Solution: stability to resist thrusts.
- Maximum testing pressure (See Table 1) = 300 psi.
'B' - Outside diameter of 8" pipe = 9.05 in. = 9.05/12 "
- Go to Table 1: The testing pressure of 300 psi, we see
6" MIN. (TYP) that the thrust on a 90' bend is 21,360 pounds.
G SANITARY MANHOLE TYPICAL DETAIL
w REQUIRED PAVEMENT RESTORATION NOT TO SCALE
e PER CITY OF RENTON TRENCH
RESTORATION AND STREET OVER SAWCUT (TYR) APPLY
g $ b $ RED'S JOINT SEALANT AR4000W -
12" TO TOP AND TACK COAT
Of
TO SIDES A' B' C'
0- SURFACE RESTORATION MINI EXIST PAVEMENT
a I AS SPECIFIED SURFACE 48" MH 48" 6" MIN. 5 "MIN 24' MIN. 21" I.D. 11 -1/4' 90' BEND
_
54" MIT 54" 8" MIN. 5.5" MIN. 24" MIN. 24" I.D.
w MOUND 4" MIN , �: 60" MIT 60" 8" MIN. 6" MIN. 42" MIN. 30" I.D. CAP
a ` ` '`���� � ���` `NEAT -LINE TRENCH (11P) WHEN 22 -1/2'
"GRAVEL BORROW" PER DEPTH IS LESS THAN 4 FT NOTES: FIGURE 1
WSDOT STD SPEC 9-03.14
MAX "CRUSHED SURFACING -TOP
COMPACT TO 909 OF MAX `� PER WSDOi STD SPEC 1. STEPS TO BE 3/4° 0 DEFORMED BAR GALVANIZED SAFETY STEPS OR EQUAL.
'a' MIN COURSE" NOTE: FOR CONVEX VERTICAL BENDS BLOCKING
m
DENSITY 2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS ARE INSTALLED. SEE APWA STANDARD PLAN N0. 73.
\-` MAX DENSITY, COMPACT TO 959 3. CASTING TO BE PER DRAWING BR29. ^,, NITS r/
MAX DENSITY, SEE NOTE 2 4. MANHOLE SECTIONS TO BE OF REINFORCED PRECAST CONCRETE. CAI1Crete tOC�CIt1Q Cnev� ��e 1L.,
i o Y BENCH AS NEEDED FOR "GRAVEL BORROW" PER WSDOT 5. ALL JOINTS SHALL BE GROUTED. 8 R!
SHORING OR TRENCH BOX \ STD SPEC 9- 03.14. 6. SANITARY SEWER MANHOLES SHALL HAVE ALL INTERIOR SURFACES, INCLUDING CHANNELING,
(TYR) WHEN DEPTH IS 4' COMPACT TO 959 OF MAX COATED (SEALED) WITH A HIGH SOLIDS URETHANE COATING; WASSER MC- AROSHIELD OR _
AND GREATER DENSITY, SEE NOTE 2 APPROVED EQUAL; COLOR OF COATING SHALL BE WHITE.
���0 7. RUBBER GASKETED JOINTS SHALL BE IN CONFORMANCE WITH ASTM C -443. Checked for Compliance to City Standards
"BEDDING MATERIAL 8. CHANNEL HEIGHT SHALL BE A MINIMUM OF 3/4 THE INSIDE DIAMETER OF THE LARGEST PIPE.
9. CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR -N -SEAL BOOTS OR
APPROVED EQUAL.
10. MANHOLES EQUAL TO AND GREATER THAN 20 FEET DEEP SHALL BE A MINIMUM 60" DIAMETER
ti Z
0 AND HAVE A "SUREIRACK° CLIMBING AND FALL PROTECTION SYSTEM INSTALLED.
0 COMPACT TO 959 OF MAX SEEN E 1 TEE 45' BEND
o
NOTES: DENSITY UNPAVED AREAS PAVED AREAS ,,,� „� ApNrs
5 MAXIMUM WIDTH OF TRENCH AT TOP OF PIPE Swiwy Sewer Mm ° 44 10
' 30" FOR PIPE UP TO AND INCLUDING 12" NOMINAL DIAMETER.
N o ' OD PLUS 16" FOR PIPE LARGER THAN 12" NOMINAL DIAMETER.
N WHERE TRENCH IS PERPENDICULAR TO TRAVELED LANES, RACKFILL V�' pQ Western Washington DPC SHEET
FULL DEPTH WITH CRUSHED SURFACING -TOP COURSE. WHERE COUGHLIN P®RTERLUNtDEEN 0". %°p' Renton, We o TRENCH IS PARALLEL TO TRAVELED LANES, BACKFILL THE TOP _ $
4' OF TRENCH TO SUBGRADE WITH CRUSHED SURFACING -TOP A CONSULTING STRUCTURAL AND CIVIL ENGINEERING CORPORATION sTE 0 F.- COURSE. SUITABLE EXCAVATED MATERIAL MAY BE USED 413 PINE STREET - SUITE 300 P 2061343 -8460 WATER AND SEWER DETAII.S Z PROVIDED 957, MAX. COlAPACTION DENSITY CAN BE ACHIEVED. Tre(1�1 NTS SEATTLE, WA98I01 F. 206/343 -5691 ��6577¢p �� o yWw NAL e� �7
EXPIRES 01/23/2008 .. i.' p. 5,2A�Cnd:. wad AY MIIY �',
RO L 20.8 ■ FR5`51.6'
Thrust at Fittings in Pounds
11
2,120
1,630
830
430
11
fl
3.780
2,910
6,510
1,470
3,320
750
1,700
•1
11
15,100
.1
11,550
5,880
3,020
275
250
21,620
33,939
1 1
16,540
25,950
8,430
13,260
4,330
780
1
620
1
••111
41
:11
40
'
11
45,250
i 50,900
111
34,620
38,940
17,650
19,860
•11
0,180
200
62,840
48,080
24,520
2,560
11
90,48G
69,200
35,320
8,100
1
11
11
141,370
203,580
' 1
10811,150
•1
55140
9411
8,280
0,720
STEPS - 3/4" DEFORMED BAR Safe Bearing Load (In Pounds /Sq. Ft.) SBL
_ STEPS SHALL BE INCLUDED 2. Maximum Height of Thrust Block (Hm) = Depth of Trench in Feet = h TABLE 2
6 -1 2 -- 2 Z -
-o �� c / " Safe Bearing Loads in Lb./Sq. FL
CONCRETE RISER BY PIPE INC., SNidth of Trench in Feet - The safe bearing loads given in the following table are for
7' MIN. OR APPROVED EQUAL. lOutside Diameter of Pipe in Feet) = W -d horizontal thrusts when the depth of cover over the pipe
'A' 3. Depth of Concrete Thrust Block = exceeds 2 feet.
2 2
_ Area of Concrete _ A Safe Bearing Load
4. Maximum Length of Thrust Block (Lm) - SOIL Lb. per Sq. Ft.
Maximum Height Ban L111
peat, etc. 0
$9
a o 12" (TYR) MAX. PIPE SIZE - 'E' 5. Required Amount of Concrete (Cu. Yd.)_ Height x Depth x Length) x 0.03704 Soft Clay 1,000
- �Hm x Lm x Dc) x 0.03704 Sand 2,000
E EXAMPLE Sand and Gravel 3,000
(ADDER -STD. ALUMINUM OR Sand and Gravel Cemented with Clay 4,000
GALVANIZED STEEL Hard Shale 10,000
MORTAR FILLET 1. Problem:
CONCRETE SHELF Calculation of the amount of concrete required to block a 90 bend in an 8"
z'2 C.I. water main; the normal operating pressure in the pipe will be 65 psi 'In muck or peat, all thrusts shall be restrained by piles or
19 PRECAST BASE SECTION OR and the sail condition in the area indicates sand and grovel. tie rods to solid foundations or by removal of muck -
A CAST IN SHELF. or peat al and replacement with ballast of sufficient
Solution: stability to resist thrusts.
- Maximum testing pressure (See Table 1) = 300 psi.
'B' - Outside diameter of 8" pipe = 9.05 in. = 9.05/12 "
- Go to Table 1: The testing pressure of 300 psi, we see
6" MIN. (TYP) that the thrust on a 90' bend is 21,360 pounds.
G SANITARY MANHOLE TYPICAL DETAIL
w REQUIRED PAVEMENT RESTORATION NOT TO SCALE
e PER CITY OF RENTON TRENCH
RESTORATION AND STREET OVER SAWCUT (TYR) APPLY
g $ b $ RED'S JOINT SEALANT AR4000W -
12" TO TOP AND TACK COAT
Of
TO SIDES A' B' C'
0- SURFACE RESTORATION MINI EXIST PAVEMENT
a I AS SPECIFIED SURFACE 48" MH 48" 6" MIN. 5 "MIN 24' MIN. 21" I.D. 11 -1/4' 90' BEND
_
54" MIT 54" 8" MIN. 5.5" MIN. 24" MIN. 24" I.D.
w MOUND 4" MIN , �: 60" MIT 60" 8" MIN. 6" MIN. 42" MIN. 30" I.D. CAP
a ` ` '`���� � ���` `NEAT -LINE TRENCH (11P) WHEN 22 -1/2'
"GRAVEL BORROW" PER DEPTH IS LESS THAN 4 FT NOTES: FIGURE 1
WSDOT STD SPEC 9-03.14
MAX "CRUSHED SURFACING -TOP
COMPACT TO 909 OF MAX `� PER WSDOi STD SPEC 1. STEPS TO BE 3/4° 0 DEFORMED BAR GALVANIZED SAFETY STEPS OR EQUAL.
'a' MIN COURSE" NOTE: FOR CONVEX VERTICAL BENDS BLOCKING
m
DENSITY 2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS ARE INSTALLED. SEE APWA STANDARD PLAN N0. 73.
\-` MAX DENSITY, COMPACT TO 959 3. CASTING TO BE PER DRAWING BR29. ^,, NITS r/
MAX DENSITY, SEE NOTE 2 4. MANHOLE SECTIONS TO BE OF REINFORCED PRECAST CONCRETE. CAI1Crete tOC�CIt1Q Cnev� ��e 1L.,
i o Y BENCH AS NEEDED FOR "GRAVEL BORROW" PER WSDOT 5. ALL JOINTS SHALL BE GROUTED. 8 R!
SHORING OR TRENCH BOX \ STD SPEC 9- 03.14. 6. SANITARY SEWER MANHOLES SHALL HAVE ALL INTERIOR SURFACES, INCLUDING CHANNELING,
(TYR) WHEN DEPTH IS 4' COMPACT TO 959 OF MAX COATED (SEALED) WITH A HIGH SOLIDS URETHANE COATING; WASSER MC- AROSHIELD OR _
AND GREATER DENSITY, SEE NOTE 2 APPROVED EQUAL; COLOR OF COATING SHALL BE WHITE.
���0 7. RUBBER GASKETED JOINTS SHALL BE IN CONFORMANCE WITH ASTM C -443. Checked for Compliance to City Standards
"BEDDING MATERIAL 8. CHANNEL HEIGHT SHALL BE A MINIMUM OF 3/4 THE INSIDE DIAMETER OF THE LARGEST PIPE.
9. CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR -N -SEAL BOOTS OR
APPROVED EQUAL.
10. MANHOLES EQUAL TO AND GREATER THAN 20 FEET DEEP SHALL BE A MINIMUM 60" DIAMETER
ti Z
0 AND HAVE A "SUREIRACK° CLIMBING AND FALL PROTECTION SYSTEM INSTALLED.
0 COMPACT TO 959 OF MAX SEEN E 1 TEE 45' BEND
o
NOTES: DENSITY UNPAVED AREAS PAVED AREAS ,,,� „� ApNrs
5 MAXIMUM WIDTH OF TRENCH AT TOP OF PIPE Swiwy Sewer Mm ° 44 10
' 30" FOR PIPE UP TO AND INCLUDING 12" NOMINAL DIAMETER.
N o ' OD PLUS 16" FOR PIPE LARGER THAN 12" NOMINAL DIAMETER.
N WHERE TRENCH IS PERPENDICULAR TO TRAVELED LANES, RACKFILL V�' pQ Western Washington DPC SHEET
FULL DEPTH WITH CRUSHED SURFACING -TOP COURSE. WHERE COUGHLIN P®RTERLUNtDEEN 0". %°p' Renton, We o TRENCH IS PARALLEL TO TRAVELED LANES, BACKFILL THE TOP _ $
4' OF TRENCH TO SUBGRADE WITH CRUSHED SURFACING -TOP A CONSULTING STRUCTURAL AND CIVIL ENGINEERING CORPORATION sTE 0 F.- COURSE. SUITABLE EXCAVATED MATERIAL MAY BE USED 413 PINE STREET - SUITE 300 P 2061343 -8460 WATER AND SEWER DETAII.S Z PROVIDED 957, MAX. COlAPACTION DENSITY CAN BE ACHIEVED. Tre(1�1 NTS SEATTLE, WA98I01 F. 206/343 -5691 ��6577¢p �� o yWw NAL e� �7
EXPIRES 01/23/2008 .. i.' p. 5,2A�Cnd:. wad AY MIIY �',
RO L 20.8 ■ FR5`51.6'