HomeMy WebLinkAbout04120019.11I
S
N
r
m
0
0
W
0
0
r
a
0
s
W
S
a
W
U
4I
0
0
a
CLAY TOWNSHIP
SANITARY SEWER SPECIFICATIONS
1. Standard specifications of the Distric and Indiana Department of Transportation shall apply
for all work and materials. Pipe shall be installed in accordance with Section 715.
2. Sanitary sewer pipe shall be PVC in accordance with ASTM D -3034 (S.D.R. 35) and ASTM
2321. PVC pipe shall have grooved bell and gasket. The pipe shall be made of PVC plastic
having a cell classification of 12454B.
3. PVC sewer fittings shall conform to the requirements of ASTM D- 3034 -89 specification,
Fittings in sizes through 8" shall be molded in ane piece with eiastomeric joints and
minimum socket depths as specified in sections 6.2 and 7.3.2. Fittings 10" and larger shall,
be molded or fabricated in accordance w;th section 7.11 with manufacturers standard pipe
bells and gaskets. Wall thickness of fittings shall be SDR 26 as defined in section 7:4.1 of
i rrl
specifications. Gaskets for elastomeric joints shall be molded with a lnlmum cross sectional
area of 0.20 square inches and conform to ASTM F -477 specification. Fittings
shall be manufactured by Harco or equal.
4. All sanitary manholes shatl be precast concrete manholes in accordance with ASTP✓? 11-478
- II conform equivalent shall also be
and Section 720. 0 rings sho co a to C••443. Kent Seal or equ t
applied to all joints and between riser rings and castings. Manhole step spacing shall be no
more than 16- inches. Manholes shall be air `ested for leakage in accordance with ASTM
C1244 -93, Standard Test Method for Ccrlcrete Sewer Manholes by the Negative Air
Pressure (Vacuum) Test.
A. Installation and operation of vacuum equipment and Indicating devices must be in
accordance with manufacturers recommendations and performance specifications
which have been provided by the manufacturer and accepted by the Engineer. The
vacuum equipment must be capable of testing the entire manhole, including the
casting and riser rings.
B. With the vacuum tester set in place:
1. Connect the vacuum pump to the outlet part with the valve open.
2. Draw a vacuum of ten (10) inches of Hg. and close the valve.
C. Accepted standards for leakage will be established from the elapsed time for a
negative pressure change from ten (10) inches to nine (9) inches of mercury. The
maximum allowable leakage rate for a four (4) foot diameter manhole must be in
accordance with the following:
Minimum Elapsed Time for a
Manhole Depth Pressure Change of 1 Inch Hg
10 feet or less 60 seconds
>10 feet but <15 feet 75 seconds
>15 feet but <25 feet 90 seconds
For manholes five (5) feet in diameter, add an additional fifteen (15) seconds and for
manholes six (6) feet in diameter, add an additional thirty (30) seconds to the time
requirements for four (4) foot diameter manholes. For all manholes deeper than
twenty -five (25) feet, the Engineer will determine the applicable minimum elapsed
time.
D. If the manhole fails the test, necessary repairs must be made and the vacuum test and
repairs must be repeated until the manhole passes the test.
E. If manhole joint sealants are pulled out during the vacuum test, the manhole must be
disassembled and the joint sealants replaced.
F. Manholes will be subject to visual inspection with all visual leaks being repaired.
5. Butyl rubber coating shall be applied around each manhole joint from 6- inches above to 6-
inches below each joint. The appropriate primer Eholl be applied prior to applying the rubber
coating. Inside joints to be filled with precoat plug material.
6. The manhole chimneys, including all riser rings shall be sealed using Infi- Shield Ur ibond
or approved equal. Prior to placement, the top 4- inches of the manhole cone and casting
frame shall be cleaned and primed. The Uniband shall' extend from 3- inches below the top
of the cone section to 2- inches over the flanqe of the manhole casting frame.
7. The casting elevations are set by plan. However, the castings are to be adjusted in the field
by the Engineers representative should a discrepancy occur between plan grade and existing
grade. New manhole ring and cover shall be installed to establish grade. Maximum height
of adjusting rings shall be 12- inches.
8. Backfill around all structures and all cuts under paved areas with granular material.
Trenches opening within 5 -feet of paved roadways shall be backfiiled with granular material
in accordance with Section 211. Backfill under sidewalks shall be granular, unless the walks
are constructed a minimum of 6 months after backfill has been in place.
9. The Contractor shall be responsible for verifying that all state highways, city, and county
permits have been obtained by the developer prior to start of construction.
10. The Contractor shall be required to furnish the developer's Engineer with a set of prints,
marked in red pencil, showing actual sewer location and invert, to include lateral location,
depth and length. Such asbuiit prints must be received by the Engineer before the final
contract payment can be authorized. The sanitary sewer laterals and stubs termination shell
be indicated on the surface with a metal fence post set immediately above the said
termination point.
CLAY TOWNSHIP REGIONAL WASTE DISTRICT
SUMMARY OF LATERAL INSTALLATION REQUIREMENTS
1. All houses, buildings, etc., shall connect to the District's sanitary sewer system
within 90 days of notice providing a sewer is within 300 feet for Hamilton County
or 100 feet for Boone County of the property line. Only one building may
connect to the sewer main per lateral unless otherwise approved by the District.
2. No foundation or other storm water drains shall be interconnected to the sewer
lateral installed and connected to the District's sel`tary sewer.
3. The existing sewer line from the building to the septic tank may only be used if it
is located under a building addition, patio, porch, or paved driveway. Air test is
required to show if acceptable for re -use. The property owner shall bear the cost
of all testing. The District inspector must be onsite for the duration of the air test.
4. The owner or contractor shall ratify the District prior to covering the installed
lateral so that the District can make an inspection to determine compliance with
the District's sewer use ordinance. Such notification shall be made 24 hours prior
to the need for the inspection. If the inspection fails and a second inspection is
required, or contractor is not on sits -nor scheduled inspec tion, or fails to cancel
inspection, an additional fee of $75.00 will be due. This must be paid prior to the
time of the follow up inspection.
5. Property owners are herby advised that the County Board of Health regulates the
operation and maintenance of pri vote sewage disposal. (septic) systems. The
County Ordinance provides in 'cart that, upon connection to a public sewer, a
septic tank shall be abandoned and filled with earthen material in a safe and
sanitary manner. Please contact the appropriate Count y Board of Health for
further information.
6. Acceptable Pipe Materials:
PVC PIPE: SDR 35, ASTM D - 3D34, SIX INCH PIPE
PVC PIPE: SDR 21, ASTM D - 241, SIX INCH PIPE
GASKETS JOINTS ASTM D - 3212
GASKETS ASTM F - 477
FITTINGS SDR - 26
DUCTILE IRON MECHANICAL COUPLING WITH PROPER FITTINGS
CLEAN OUTS TO BE LOCATED THREE FEET WITHIN THE
FOUNDATION AND NO MORE THAN 300 FEET APART.
7. Bedding:
Use fill sand or Number 8, 9, or 11 stone.
Fill material is to be placed from 6 inches below to 6 inches above the pipe.
The trench should be a minimum of 18 inches wide.
8. Laterals shall be installed no closer than 20 feet from water wells unless PVC
pressure grade pipe is used meeting SDR 21 -and ASTM D 2241. Any proposed
Installation requiring pressure pipe shall be reviewed and acce pted by the District
and the District's engineer prior to installation.
9. Where a transition is made between SDR 35 pipe and pressure grade SDR 21
pipe, a ductile iron gasketed mechanical coupling shall be used.
10. Laterals shall terminate within 3 feet of th a building unless the conditions in
item #3 above are met. No glued pipe shall be installed outside of the building
foundation walls.
11. Additional information on District standards and specifications may be obtained
from the District's office during business hours of 8: OOa.m. to 5:00p.m. Monday
throu Friday. All District standards can be located on our web site at
http:Y/Iwww.ctrwd.org
Clay Township Regional Waste District
10701 North College Suite A.
Indianapolis, IN 46280
Phone: 844 9200 Fax: 844 9203
12. Septic effluent shall not be pumped out into the sanitary sewer system.
13. The District shall inspect ALL laterals. Please call the District office at
844.9200 24 hours prior to time of inspection.
14. Contractors shall lay 14 gauge - stranded wire the entire length of the lateral.
Wire is to be placed on top of the lateral. The District inspector will verify
placement of the wire. After inspection, bedding is to be placed on top.
11. All sanitary sewer lines upon completion will be required to pass a low pressure air test.
Said test shall be conducted according to ASTMM 'Al 7-92, and shall be witnessed by an
Engineer and a representative of the District. The testing shall be in accordance with Table
1. Add 0.5 psig for each foot of water above the sewer line being tested.
12. Deflection tests shall be performed on all flexible* olpe after the final backfili has been in
place at least 30 days. No pipe shall exceed a vertical deflection df dpflection test
results. ( *The following are considered non - flexible pipes: concrete pipe, ductile iron pipe,
and cost iron pipe). The deflection test shall be performed with a nine -point mandrel.
Proving rings shall be available.
13. All mandrel testing shall be observed by c prafessonal engineer representative for
certification and a representative of the District.
14. The ends of laterals are to be plugged tight with c braced plastic disc or cap capable of
withstanding a low pressure air test without leakage.
15. Bedding for flexible pipe shall be No. 8 crusned stone from 6- inches below the pipe to 12-
inches above the pipe. Bedding for rigid pipe shell be No. 8 crushed stone from 6- inches
below the pipe to the spring line of the pipe and from this point to 12- inches above shall be
fill sand or equivalent. Manholes shall be placed on no less than 6- inches of No. 8 crushed
stone bedding.
16. Water and sewer line crossings and seporations shall be in accordance with 327 IAC 3 -6 -9.
17. Trench shall be opened sufficiently ahead of pipe !tying to reveal obstruction, and shall be
properly protected and /or barricaded when left uncttended.
18. No water shall be permitted to flow into the sanitary sewer system during construction.
Contractor shall utilize a pump to keep the water level below the pipe. Pump discharge shall
be directed to a storm outlet in accordance with state and federal laws and regulations (327
IAC 3- 6 -20). Any pipe entering existing sewers sr:ill be plugged with screw type
mechanical, braced plug until such time as all tests on the sewers have been completed and
the lines have passed all punch lists.
19. All sewer laterals installed by the mainline Contractor shall be bedded the some as the main
line sewer.
20. Forty -eight (48) hours notice shall be given to the District prior to the start of sewer
construction. Also, 48 hours notice shall be given crior to doing any testing on the sewer.
21. Manhole castings shall be stamped SANITARY SEWER (Neenah Casting R 1642A or
equal) and be self - sealing type. The casting flarge shall be 34 inches and the clear opening
shall be 24 inches. Waterproof castings shall be Neenah R- 1916 -F1 and stamped
SANITARY SEWER.
22. The minimum slope for sewer acceptance by the ; lay Township Regional Waste District are:
Size of Pipe Minimum Constructed Slope
8 -inch 0.40
10 -inch 0.28 %
12 -inch 0.22 %
15 -inch 0.15
18 -inch 0.12 7
23. The Contractor shall provide measurements of the slope of the sewer for each manhole
section as construction progresses. Such measurements shall be certified by a Registered
Land Surveyor or Engineer and be available on -ste for observation by the District's
Inspector. No more than three manhole sections can be constructed in advance of such
measurements.
24. In the event the Contractor does not meet the mirimum slopes, the sewer section and any
other affected sewer sections shall be reconstructed to meet such minimum slopes.
25. Laterals are to be traced with a minimum size of 14 gouge wire from the wye to the terminus.
The contractor for the building or home will extend the wire from this terminus to the
building cleanout adjacent to the building.
T \LiL.G :
t,11N1iAIi ',t SHC1FaiD' :1`.1!; R, ,_ 110A`
sl?F: AND r ol- 'il'r: INI;,TC :V1'ED
TABLE 1
Pipe
Diameter
n.
"linimrnri Lci�t]1 for
Time, I b4inirmn.
riots 11tte. it
Ti n� `cr
I'D- [lei � -Spr _1G- than Tir:c for (Li Shown, minus
1. t st]:.'s
MIN, 12"
IF WITHIN 5' OF EDGE OF
_
1GUf �G 1
2 pit{ X300fl
150rt
X10 it
150q
-1
3.44
1 j
i/I L 4
BC
USE 8 CRUSHED STONE
CLASS I BEDDING MATERIAL
6
5:40
186
0.5 , 1. 5 1:, t( ; . ,
s 4n
40
1 5:42
6:24
S
7 3J
9S
'O I. 4 -:?4 I
;0
I 4 3l,;
S -5'
l0 C3
11:24
10
12
S ^,,
-
11:.0
239
59
;'4 L - 2S ! S
;.115 i. l:_(, I'.._I! 11 _
y, ; 1 _
-- -1
I 1.15 j 17 U�
!, jl
19 �S
I 15'4?
22.47
17:4 S
25:38
10
14:10
1 158
4 ^_ I ? 4 10 7 1 :10 -
15 i 26 -42
31:09
35.36
40:04
IS
1-00
I
S2T. "Of I ,'..
�; T 'G3�_I
11:52
51:16
57. li_
21
1x :
1- : "L i:.v _U
21
1:00
69:48
78.31
2=:
2 0 80
1 , ;" I L 21 - I 1:11 } l : T
�v, 58 ")& 21
9.46
- 100:57
91.10
115 :22
102:33
129:48
27
:: O
SS
17 ;0;j L S -� 1 13:' 6 I 5. i 1
72:0 - S 6. 3 -
21.551 06 ,7 ;; 26 -1 1',
8 :0 1 0S (i
121:38
112:25
160:15
.
3:1C
_
' L 1 #:3S S: l)
'
1 - 12? :l3
15f:13
172'22
1 °3:53
3S
34:00 86
10.7 S'S L ;,1 1 -6:5 10' -_
12;5.1:. 1 I53 :S0�
1_9:29
205:07
2301
c
WA TER MAIN -" 2
oa
SEWER
10',V IN. 10' MIN.
IF LESS THAN 18"
O_ OR IF WATER MAIN
WA TER MAIN"' I IS BELOW SEWER
o � SEWEr�
� l \
F�
I
o CLASS 150 MECH. JOINT
CAST IRON PIPE
CONC. FLEXIBLE COUPLING
COLLAR ( TYP) OR ADAPTER ( TYP )
IF LESS THAN 10;
VERTICAL SEPARATION
SHALL BE NO LESS
THAN 18"
I�
1
W I
3
I
1
A
WA TER
1 MAIN
DO
SANITARY SEWER
MIN. CROSSOVER & SEPARATION REQUIREMENTS FOR
WA TER MAINS & SEWERS
NOT TO SCALE
CONCRETE COLLAR
BEDDING MATERIAL -\
HEAVY DUTY LAMPHOLE
CASTING W1 SOLID LID,
NEENAH R -1974 OR EQUAL
o
J -
'45' BEND
WYE
/4D
CONCRETE CRADLE
CLEANOUT DETAIL
NOT TO SCALE
NOTE: CLASS 'A" BEDDING TO BE UTILIZED FOR
ALL CLEANOUT INSTALLATIONS (SEE DETAIL)
D +8" MIN.
CLASS to AIt BEDDING
CONCRETE CRADLE
NOT TO SCALE
PROCTOR DENSITY TO TOP OF
TRENCH.
LEGEND
Bc= OUTSIDE DIAMETER
D= INSIDE DIAMETER
d= DEPTH OF BEDDING
MATERIAL BELOW PIPE
NOTE:
ALL INITIAL BACKFILL SHALL
BE INSTALLED IN 6" TO 12"
BALANCED LIFTS.
A MINIMUM 9" OF CLEARANCE
SHALL BE PROVIDED ON EACH
SIDE OF THE INSTALLED PIPE.
DEPTH OF BEDDING MATERIAL BELOW PIPE
D
d (MIN)
27' & SMALLER
MIN, 12"
IF WITHIN 5' OF EDGE OF
6
66' & LARGER
IF NOT WITHIN 5' OF
PAVEMENT, USE #8 CRUSHED
.LOB NO.
IN2004.0948
EDGE OF PAVEMENT,
STONE OR APPROVED EQUIV.
BC
USE 8 CRUSHED STONE
CLASS I BEDDING MATERIAL
HAND TAMPED OR WALKED
HAND TAMPED OR WALKED INTO
INTO PLACE TO MIN.
PLACE TO MIN. OF 12" ABOVE
`:
OF 12" ABOVE TOP OF
TOP PIPE, AND B BORROW
-
PIPE AND REGULAR
1
COMPACTED TO 95% STANDARD
-
d BAC K FILL TO TOP OF
PROCTOR DENSITY TO TOP OF
TRENCH.
LEGEND
Bc= OUTSIDE DIAMETER
D= INSIDE DIAMETER
d= DEPTH OF BEDDING
MATERIAL BELOW PIPE
NOTE:
ALL INITIAL BACKFILL SHALL
BE INSTALLED IN 6" TO 12"
BALANCED LIFTS.
A MINIMUM 9" OF CLEARANCE
SHALL BE PROVIDED ON EACH
SIDE OF THE INSTALLED PIPE.
DEPTH OF BEDDING MATERIAL BELOW PIPE
D
d (MIN)
27' & SMALLER
6
30' TO 60'
6
66' & LARGER
6
TRENCH.
PLASTIC PIPE (PVC & HDPE) BEDDING DETAIL
NOT TO SCALE
51 I �I
AVFMFNT
-'8721 RAa
BEDDING MATERIAL COMPACTED
-MTO 9915% BY PROCTOR
PIPE- -
LONGITUDINAL SECTION
TRENCH SECTION UNDER PAVEMENT
NOT TO SCALE
NOTES:
1.) CONTRACTOR TO CONSULT SPECIFICATIONS FOR
COORDINATION OF MATERIALS TO BE USED.
I
•y�0u
U//o"� a N
Q Z��en
h c
a_ 4P�
o �"Q Z � z R
� v "°
w
_ Zay�<
1..1 Q O o
V � �xQ�
J _ �r
J o C1��v
U13 n Z
0
O
3
U
VUJ
p z
J v
m U
M �1
CL CO
Jv q be
00
CL
Q
Z
a:
FET
��9TfiP D1�q�
No.
* 19900549
STATE OF
r
ERTIFI D BY
N
Z
O
a
V a
LL Q
V z
W �-
a 0
N WO
Vm
J �
aW
Q � W
V
W pW
LL 2
a I==
cc
W W v
W 3 W
� a
a
F-
a
REVISIONS
SHEET NO.
C6w2
OF
Ihl'nnnA Mr%An I%-7A r%fleN r1r1M
DATE:
12/17/2004
DRAWN BY:
Jcs
CHWD BY:
AF
.LOB NO.
IN2004.0948
REVISIONS
SHEET NO.
C6w2
OF
Ihl'nnnA Mr%An I%-7A r%fleN r1r1M