21
STANDARD CONSTRUCTION DETAILS SANITARY SEWER REVISED MARCH 2018 DEPARTMENT OF ENGINEERING
STANDARD CONSTRUCTION
DETAILS
SANITARY SEWER
REVISED MARCH 2018
DEPARTMENT OF ENGINEERING
SD-SS19
SD-SS18
SD-SS17
SD-SS16
SD-SS15
SD-SS14
SD-SS13
SD-SS12
SD-SS11
SD-SS10
SD-SS09
SD-SS08
SD-SS07
SD-SS06
SD-SS05
SD-SS04
SD-SS03
SD-SS02
SD-SS01
PIER CAP & CONCRETE COLLAR
ARIAL CROSSING
PRESSURE TYPE MANHOLE FRAME AND COVER
INTERIOR DROP MANHOLE DETAIL
MANHOLE DROP CONNECTION
CAST IRON GRATE AND FRAME
PRECAST CONCRETE FLAT TOP MANHOLE
PRECAST CONCRETE PIPE MANHOLE, ALTERNATE "B"
PRECAST CONCRETE PIPE MANHOLE, ALTERNATE "A"
KEYWAY WITH WATER STOP
TYPE "S" MANHOLE, CAST IN PLACE
CAST-IN-PLACE MANHOLE
STANDARD CLEANOUT
TYPICAL SEWER HOUSE SERVICE CONNECTION
TWO-WAY CLEANOUT - NEW CONSTRUCTION
TWO-WAY CLEANOUT - EXISTING LATERAL
EMBEDMENT DETAILS
EMBEDMENT DETAILS
GENERAL NOTES
GENERAL NOTES
1. ALL SANITARY SEWER PIPE SHALL BE P.V.C. SDR-35 PIPE. OTHER PIPES SHALL BE
SUBJECT TO APPROVAL BY THE CITY ENGINEER.
2. SANITARY SEWER LATERALS SHALL INCLUDE 4" TEE WYE BEND, PIPE INSTALLED
10 FEET DOWNSTREAM FROM THE WATER MAIN SERVICE ON EACH LOT, UNLESS
OTHERWISE INDICATED ON THE PLANS. 6" LATERALS REQUIRE MANHOLE AT MAIN
SEWER PIPE.
3. SANITARY SEWER PIPE JOINTS SHALL CONFORM TO ASTM DESIGNATIONS FOR
P.V.C. PIPE.
4. UNLESS OTHERWISE NOTED, ALL MATERIAL AND CONSTRUCTION SHALL CONFORM
TO THE STANDARD SPECIFICATION AND/OR SPECIAL PROVISIONS.
5. IN THE EVENT AN ITEM IS NOT COVERED IN THE CITY OF ALLEN SPECIFICATIONS,
THE CITY ENGINEERS'S DECISION SHALL APPLY.
6. DROP MANHOLE REQUIRED FOR GRADE DIFFERENCES OF 18" OR GREATER.
7. TV CAMERA, MANDREL, AIR TEST AND VACUUM TEST SANITARY SEWER
LINE/MANHOLE AFTER ALL UTILITIES HAVE BEEN INSTALLED.
8. SANITARY SEWER LINE WILL BE RE-AIR TESTED AFTER PAVING AND ALL UTILITIES
HAVE BEEN INSTALLED.
9. TWENTY ONE (21) MONTHS INTO MAINTENANCE PERIOD, ALL SANITARY SEWER
LINES WILL BE CAMERA INSPECTED FOR SAGS, SETTLEMENTS, SEPARATION, ETC,.
10. SHALLOWER PARALLEL LINE REQUIRED WHEN FLOW LINE OF SANITARY SEWER
EXCEEDS 12 FT. DEPTH. VERTICAL DROP CONNECTIONS NOT PERMITTED.
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
AUG. 2006
SHEET :
SD-SS01
GENERAL NOTES
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STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
MAY 2017
SHEET :
SD-SS02
EMBEDMENT DETAILS
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STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
MAY 2017
SHEET :
SD-SS03
EMBEDMENT DETAILS
TWO-WAY CLEANOUT AT PROPERTY LINE
NOTE:
CONCRETE BLOCK
MIN. WIDTH = O.D. +12"
BEND AS
REQUIRED
CONCRETE
1'SIDEWALK
FINISH GRADE
MAIN
EXISTING SERVICE
RO
W/P
RO
PE
RT
Y LIN
E
1. NO RISER OR CAPS WILL BE ACCEPTED IN THE
SIDEWALK. (NEW CONSTRUCTION ONLY)
2. ALL CLEAN-OUT CAPS MUST BE FLUSH WITH FINISHED
GRADE AND USE EZ-FLO 43511 OR APPROVED EQUAL
CAPS. FINISHED PRODUCT SHALL BE MOWABLE.
ENLARGE DETAIL
4" PVC
PIPE
SCREW ON
FITTING
OVERFLOW
EXTEND ABOVE
GROUND AND PLUG with
EZ-FLO 43511
4" SEWER
RELIEF VALVE
OR APPROVE EQUAL.
SEE ENLARGE DETAIL
SEE ENLARGE DETAIL
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
FEB. 2016
SHEET :
SD-SS04
TWO-WAY CLEANOUT
FOR EXISTING LATERAL
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STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
NOV. 2018
SHEET :
SD-SS05
SANITARY SEWER SERVICE
NEW CONSTRUCTION
TYPICAL SEWER
HOUSE SERVICE CONNECTION
TEE WYE
4" P.V.C. SANITARY
SEWER LATERAL
AT 2% MIN. SLOPE
COLLECTION SEWER
CRUSHED STONE
2000 P.S.I
CONCRETE
BLOCKING
2000 P.S.I
CONCRETE
BLOCKING
TEE WYE
4" 4"
4"
6"
4" P.V.C. SANITARY
SEWER LATERAL
AT 2% MIN. SLOPE
4" P.V.C. SANITARY
SEWER LATERAL
AT 2% MIN. SLOPE
4"
6"
SECTION A-A
P L A N
A
B
SECTION B-B
30° M
IN
-
45° M
A
X
FLOW DIRECTION
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
NOV. 2018
SHEET :
SD-SS06
TYPICAL SEWER
HOUSE SERVICE CONNECTION
ST
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STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
MAY 2006
SHEET :
SD-SS07
STANDARD CLEANOUT
STANDARD CAST-IN-PLACE MANHOLE
4000 P.S.I. CONCRETE FOR
CAST-IN-PLACE MANHOLES
CLASS "F" CONCRETE
MONOLITHIC
PRECAST CONCRETE ADJUSTMENT RINGS
(SET IN MORTAR BED AND BRING TO GRADE)
MAXIMUM RING ADJUSTMENT=18"
FRAME AND COVER
SEE COA DETAIL
SD-SS14
STUBOUTS TO BE A MINIMUM
OF 5' LONG WITH CONCRETE
CRADLE UNDER ENTIRE LENGTH.
COUPLING W/O-RING
RUBBER GASKETS,
KOR-N-SEAL, A-LOK
OR APPROVED EQUAL.
NOTE:
IF FALSE MANHOLE BOTTOMS ARE REQUIRED, THEY SHALL BE
CONSTRUCTED, INSTALLED AND REMOVED.
CAST-IN-PLACE NOTES:
1. KEYWAYS REQUIRED FOR ALL CONSTRUCTION JOINTS.
2. P.V.C. WATER STOP REQUIRED FOR ALL JOINTS IN LOWER 4'-0" OF MANHOLES
3. CONCRETE SHALL BE 4000 P.S.I.
4. ALL MANHOLES SHALL PASS VACUUM TEST AS PER NCTCOG SPECIFICATIONS
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
DEC 1992
REV DATE:
MAY 2010
SHEET :
SD-SS08
CAST-IN-PLACE MANHOLE
MA
NH
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PR
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PR
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S17
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
DEC 1992
REV DATE:
AUG. 2006
SHEET :
SD-SS09
TYPE "S" MANHOLE
CAST IN PLACE
KEYWAY WITH WATERSTOP
PROVIDE 4" HEAVY DUTY P.V.C.
WATERSTOP AT ALL
CONSTRUCTION JOINTS.
STANDARD 2 X 4 KEYWAY
ROUGHEN EDGES PRIOR TO
MAKING SECOND POUR.
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
AUG. 2006
SHEET :
SD-SS10
KEYWAY WITH WATERSTOP
FO
R 4
8" D
IA
.
MA
NH
OL
E
NOTE A:
MANHOLE DIAMETER LARGER THAN
48" I.D. PRE-CAST FLAT TOP
MANHOLE COVER AS PER ASTM C478
SHALL BE INSTALLED. FOR HEAVY
TRAFFIC SPECIAL DESIGN REQUIRED.
SEE DETAIL.
PRECAST CONCRETE PIPE MANHOLE
ALTERNATE "A"
1. CONCRETE CLASS.
2. CONCRETE PIPE MATERIAL.
3. MANHOLE MATERIAL.
4. RUBBER GASKET JOINT.
REFER TO NCTCOG SPECIFICATIONS
(LATEST EDITION) FOR :
COUPLING WITH O-RING
RUBBER GASKET WITH
P.V.C. PIPE.
STUBOUTS TO PL OR ESMT.
(MIN. 5' LONG) WITH
CONCRETE CRADLE UNDER
ENTIRE LENGTH.
1" GROUT SPACEFILL
WITH CEMENT MORTAR
OR MASTIC MATERIAL.
CLASS "F" CONCRETE BASE
FOR PRECAST MANHOLE.
BOTTOM SECTION OF MANHOLE
IN LENGTHS OF ONE (1), TWO (2)
OR THREE (3) FEET, TO BE SET
ON 1" OF LEVEL GROUT.
3'
30"
CONCENTRIC MANHOLE
CONE. SEE NOTE FOR
LARGER THAN 48" DIA.
JOINT WITH NEOPRENE
"O" RING GASKET
AND MASTIC
REINFORCED CONCRETE PIPE
C-76. CLASS III WITH
RUBBER GASKET JOINT.
8" X 30" DIA. PRECAST REINFORCED
CONCRETE GRADE RINGS (SET IN
MORTAR BED AND BRING TO GRADE)
RINGS 18" MAX.
CAST IRON MANHOLE FRAME AND COVER
SUITABLE FOR HEAVY TRAFFIC (SEE COA
DETAIL SD-SS14
MORTAR
PIPE I.D
VARIABLE
12
" M
IN
.6
" M
IN
.
6" MIN
GROUT
VA
RIA
BL
E
NOTE:
FALSE BOTTOMS ARE REQUIRED IN MANHOLES, AND SHALL BE
CONSTRUCTED ONCE MANHOLE IS IN SERVICE.
FALSE BOTTOM SHALL BE REMOVED ONCE CONSTRUCTION ACTIVITY IS
COMPLETE.
ALL MANHOLES SHALL PASS VACUUM TEST AS PER NCTCOG SPECIFICATIONS
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
DEC 1992
REV DATE:
MAY. 2017
SHEET :
SD-SS11
PRECAST CONCRETE
PIPE MANHOLE
ALTERNATE "A"
NOTE A:
MANHOLE DIAMETER LARGER
THAN 48" I.D. PRE-CAST
FLAT TOP MANHOLE COVER
AS PER ASTM C478 SHALL
BE INSTALLED. FOR HEAVY
TRAFFIC SPECIAL DESIGN
REQUIRED. SEE DETAIL.
6" TO 18" PRESS-SEAL OR
APPROVED EQUAL. CONN.
OVER 18".
1. CONCRETE CLASS.
2. CONCRETE PIPE MATERIAL.
3. MANHOLE MATERIAL.
4. RUBBER GASKET JOINT.
MANHOLE RING AND COVER TO BE SET TO
GRADE OF PROPOSED PAVEMENT, OR FLUSH
WITH PROPOSED GROUND GRADE.
PRECAST CONCRETE MANHOLE
ALTERNATE "B"
REFER TO NCTCOG SPECIFICATION
(LATEST EDITION) FOR :
KOR-N-SEAL, OR APPROVED
EQAUL. VOIDS TO BE GROUTED
KOR-N-SEAL, OR APPROVED
EQUAL. VOIDS TO BE GROUTED
EMBEDMENT AS SPECIFIED
BY STANDARD DETAILS.
NEOPRENE "O-RING"
GASKET AND MASTIC.
30"
STONE CUSHION FOUNDATION
AS PER NCTCOG SPECIFICATIONS
SECTION 504.3.2
GEOTEXTILE MATERIAL,
AS PER NCTCOG SPECIFICATION
SECTION 803.4
STANDARD CAST IRON MANHOLE
FRAME AND COVER
SEE COA DETAIL SD-SS14
MORTAR COATING
USE PRECAST CONCRETE GRADE
RINGS TO RAISE TO GRADE 1" MIN.
18" MAX, AS PER NCTCOG SPECIFICATION
SECTION 502.1.2.1
8"
1' M
IN
.5
'
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SE
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AR
IE
S)
IN
TE
RM
ED
IA
TE
R
IS
ER
AV
AIL
AB
LE
IN
: 1
',2
' &
3
'
3' T
O 5
'
3' F
OR
4
' M
AN
HO
LE
AN
D 4
' L
EN
GT
HS
(U
SE
M
IN
IM
UM
N
O. O
F R
IS
ER
S)
VA
RIE
S
TOP OF PIPE
NOTE:
FALSE BOTTOMS ARE REQUIRED IN MANHOLES,
AND SHALL BE CONSTRUCTED ONCE MANHOLE
IS IN SERVICE.
FALSE BOTTOM SHALL BE REMOVED ONCE
CONSTRUCTION ACTIVITY IS COMPLETE.
ALL MANHOLES SHALL PASS VACUUM TEST AS
PER NCTCOG SPECIFICATIONS
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
DEC 1992
REV DATE:
MAY 2017
SHEET :
SD-SS12
PRECAST CONCRETE
PIPE MANHOLE
ALTERNATE "B"
PRECAST CONCRETE
FLAT TOP MANHOLE
CAST IRON FRAME AND COVER FOR MANHOLE
SHALL BE SUITABLE FOR HEAVY TRAFFIC.
SEE COA DETAIL SD-SS14
BOTTOM SECTION OF RISER
PIPE BUTT AND BELL
GROUT SPACE TO BE FILLED
WITH CEMENT MORTAR OR
MASTIC MATERIAL.
CLASS "F" CONCRETE
BASE FOR PRECAST
MANHOLE.
REINFORCED CONCRETE PIPE
C-76, CLASS III WITH RUBBER
GASKET JOINT.
30" DIA.
60" AND 72" DIA.
NOTE:
FALSE BOTTOMS ARE REQUIRED IN MANHOLES, AND SHALL BE
CONSTRUCTED ONCE MANHOLE IS IN SERVICE.
FALSE BOTTOM SHALL BE REMOVED ONCE CONSTRUCTION ACTIVITY IS
COMPLETE.
ALL MANHOLES SHALL PASS VACUUM TEST AS PER NCTCOG SPECIFICATIONS
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
DEC 1992
REV DATE:
MAY 2017
SHEET :
SD-SS13
PRECAST CONCRETE
FLAT TOP MANHOLE
NOTE! FRAME IS REVERSIBLE CAN BE INSTALLED AS A TOP FLANGE UNIT.
(2) CAST PICKBARS
CUSTOM LOGO
(4)Ø7/8" BOLT HOLESON A 35 1/2" DIA B.C.
SLIP RESISTANT SURFACE1" FLAT FACELETTERING1/2" FLAT FACELETTERING
A A
32" DIA
1
1
2
"
38" DIA
33 11/16" DIA
32 1/4" DIA
30" DIA
32 1/4" DIA
4"
1
1
2
"
1
1
2
"
SECTION A-A
CITY OF ALLEN
PRODUCT NUMBER DESIGN FEATURES
SPECIAL FEATURES™
DESIGNATES MACHINE SURFACE
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
SEPT 2016
SHEET :
SD-SS14
CAST IRON GRATE AND FRAME
MANHOLE DROP CONNECTION
NOTES :
MINIMUM 3" THICK
CONCRETE 3000 P.S.I.
1. BACKFILL AND INVERT TO CITY SPECIFICATIONS.
2. ALL CAST IRON FITTINGS SHALL BE DOMESTIC.
FLUSH WITH INSIDE
FACE OF MANHOLE.
CONCRETE GRADE
RINGS FOR ADJUSTMENT
18" MAXIMUM.
STANDARD MANHOLE COVER
SEE COA DETAIL
SD-SS14
SAME AS MAIN- 12" MAX.
TOP OF PIPE ON MAIN
LINE FOR PIPE SMALLER
THAN 24" DIA.
ENCASE IN CONCRETE
MIN. 6" AROUND DROP
PIPE.
FINISH GRADE
12" M
AX
.
30"
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
MAY 2010
SHEET :
SD-SS15
MANHOLE DROP CONNECTION
INTERIOR DROP MANHOLE DETAIL
FINISH GRADE
STANDARD MANHOLE COVER
SEE COA DETAIL
SD-SS14
CUT HOLE IN
TOP OF TEE
BELL &
SPIGOT TEE
30"
STAINLESS STEEL
EXPANSION BOLTS
ON 12" CENTERS
PIPE
VOID UNDER PIPE
TO BE COMPACTED
1' M
IN
.
3' M
IN
.
15
" (5
')
1' M
IN
.2
' O
R 3
'
5' (MIN.)
8' (MIN.)
30
" (6
')
CONCRETE GRADE RINGS
FOR ADJUSTMENT 18" MAX
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
JAN 1993
REV DATE:
MAY 2010
SHEET :
SD-SS16
INTERIOR DROP MANHOLE DETAIL
NOTE! FRAME IS REVERSIBLE CAN BE INSTALLED AS A TOP FLANGE UNIT.
(2) CAST PICKBARS
CUSTOM LOGO
SLIP RESISTANT SURFACE3/4" FLAT FACELETTERING1/2" FLAT FACELETTERING
A A
32" DIA
1
1
2
"
38" DIA
33 11/16" DIA
32 1/4" DIA
30" DIA
32 1/4" DIA
4"
1
1
2
"
1
1
2
"
SECTION A-A
CITY OF ALLEN
PRODUCT NUMBER DESIGN FEATURES
SPECIAL FEATURES
DESIGNATES MACHINE SURFACE
(4) 1" DIA BOLT HOLESON A 35 12" DIA B.C.
(4) SS 12-13 BOLTSWITH 12" STEEL ANDRUBBER WASHERS
14" NEOPRENEGASKET
™
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
MAY 2010
SHEET :
SD-SS17
PRESSURE TYPE MANHOLE
FRAME AND COVER
PIER PLACEMENT AND SPACING
SHALL BE SUBMITTED TO CITY
FOR APPROVAL.
CO
NS
TR
UC
T C
ON
CR
ET
E C
OL
LA
R
STEEL PIPE SHALL BE OF THE TYPE
SHOWN IN THE SPECIFICATIONS. STEEL
PIPE SHALL HAVE THICKNESS REQUIRED
FOR SIZE AND SPAN WITH MINIMUM
WALL THICKNESS OF 3/8 INCHES.
PIPE COUPLING SHALL BE PLACED A
MAXIMUM OF 5 FEET FROM CENTERLINE
OF PIERS.
MATERIALS SHALL CONFORM TO THE SPECIAL
PROVISIONS AND/OR THE STANDARD SPECIFICATIONS.
ENGINEERING DESIGN SHALL BE SUBMITTED FOR EACH
CROSSING. PIERS SHALL BE PLACED AT MAXIMUM SPAN
DISTANCE AS DICTATED BY DESIGN.
AERIAL CROSSING DETAIL
18" DIAMETER
PIERS MINIMUM
(SEE DETAIL)
NOTE : STEEL PIPE SHALL
BE JOINT WITH
STEEL COUPLING
CONCRETE ENCASEMENT
3' M
IN
.
MANHOLE
AERIAL CROSSING
CO
NS
TR
UC
T C
ON
CR
ET
E C
OL
LA
R
JOINT LENGTH
VARIES
JOINT LENGTH
VARIES
JOINT LENGTH
VARIES
PIER SHALL EXTEND 6 FEET
MINMUM INTO SHALE OR ROCK.
CONCRETE ENCASEMENT
CONCRETE COLLAR
MANHOLE
MANHOLE TO MANHOLE
AERIAL CROSSING
PIPE MH TO MH
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
AUG 2006
SHEET :
SD-SS18
AERIAL CROSSING
NO
TE
: C
ON
ST
RU
CT
MIN
IM
UM
W
ID
TH
O
F
CO
LL
AR
A
LO
NG
P
IP
E=
2'-0
" (1
'-0
" E
AC
H
SID
E O
F JO
IN
T).
O.D
. O
F L
AR
GE
ST
P
IP
E
AT
E
AC
H C
OL
LA
R.
*
AE
RIA
L C
RO
SS
IN
G
PIE
R C
AP
D
ET
AIL
CO
NC
RE
TE
C
OLLA
R D
ET
AIL
AE
RIA
L C
RO
SS
IN
G
MA
TE
RIA
LS
S
HA
LL
C
ON
FO
RM
T
O T
HE
S
PE
CIA
L
PR
OV
IS
IO
NS
A
ND
/O
R T
HE
S
TA
ND
AR
D S
PE
CIF
IC
AT
IO
NS
.
1
2
O
.D
. +
6
"
1
2
O
.D
. +
6
"
30
" M
IN
.
2-2
1
2
" X
1
4
" L
S
TR
AP
S
HO
T D
IP
PE
D G
AL
VA
NIZ
ED
AF
TE
R F
AB
RIC
AT
IO
N.
1" N
ON
-S
HR
IN
K
GR
OU
T.
3
4
" C
HA
MP
ER
3"
18
" D
IA
. M
IN
.
3
4
"Ø
X
1
' B
OL
T
WIT
H H
EX
N
UT
A
ND
WA
SH
ER
. H
OT
D
IP
PE
D
GA
LV
AN
IZ
ED
.
10"
PIPE O.D.*8" 8"
O.D. + 16"
1/2
O
.D
.* +
8
"
O.D
. +
1
6"
1/2
O
.D
.* +
8
"
3
4
" C
HA
MP
ER
4" 8"
R
=
1
/
2
O
.
D
.
+
3
"
se
e D
eta
il
DE
TA
IL
12
0°
STANDARD CONSTRUCTION DETAILS
SANITARY SEWER
DATE:
MAY 1991
REV DATE:
AUG 2006
SHEET :
SD-SS19
PIER CAP & CONCRETE COLLAR
