HomeMy WebLinkAbout046-90 Carmel Science & Tech Park Standard.2;CCTION 02720 - STORM SLKK
1. Sropo of Work
The work under this section Includes all storm sowers, storm sower
inlots, and related Itoms, including excavating and backfilling,
nocessary to comploto the work shown on the drawings.
2. Standard specifications of Town/City/County of CARMEL_ and
Indiana Dopt. of highways Standard SpocIficat Ion, shall apply for all
work and rnatortals. Pipe shall be Installed In accordance with Section
715.
3. All storm sower pipe shall be reinforced concrete pipe conforming to ASTM
Designation C-76 Class III, unless othorwiso noted, in accordance with
Section 906. Joints shall contorm to. ASTM C-433 latost rovlsIon.
4. Alternate pipe material shall be (aluminized) steel matorlal conforming
to Tho current AASHTO M36 for Alpo 18 Inchus and smaIIor with a hoIIca I
corrugation of 2 2/3" x 1/2" and AASIITO M196 for pipo 21 Inches and
I.,rgor with a hotical HyFlo corrug,jtion of 3/4" x 3/4" x 7 1/2".
Ali Ci•1P pipe shall moot the following minimum gages unless specified
otherwise:
12 Inch thru 36 inch shall be 16 gage
42 Inch thru 48 Inch shall be 14 gage
5.1 Inch thru 66 Inch shall be 12 gago
All sewers shall be Installed so as not to exceed the maximum allowable
pipe strongth per ASTM and manufacturer's roqulremunts. If addltlonai
pipe strength Is roqulrod for the probable oarth line load condition, the
Contractor shall use a lilghor strength or bedding mothod to sallsty tho
conditions.
5. Alternate pipe material shall be high density Polyethylene (IiDPE)
Corrugated pipe with smooth interior (iJ = .012). Pipe and fittings shall
nK:ot or oxcuod tho roquIruments of Typo III, Category 4 or 5, Grade P33
or P34, Class C hodding par ASTM D1248. Joints shall be split corrogatod
couplings at least 7 corrugallons wide and exceeding trio soil tightness
requlronunts of AASHTO standard :.peclflcations for highway Orldqus,
Sectlon 23 (2.:1.3.3). Backfill and installation shall comply with
manufacturor's recommendations.
G. Subdralrago system shall bo Installed as shown on plans and bo of pipes
doslgnatod in roctIon 90G of Indiana Dept. of Transportation
spuciflctions as follows:
Pipes to be installed for subsurface drainage only may be one of the
following:
A. Porforctod Corrugated drainage pipe in accordance with AASHTO t•1252 or
13. Install gaskets In accordance with manufacturer's recommendations for use
of lubricants, cornonts and other spoctal Installation roqulremunts.
14. Placo plugs In ends of incomplete piping at and of work day or whenever
work stops, and at stubs for futuro dovolopmont.
15. Carry depth of trenches for piping to ostablish indicated flow iInes and
invert elevations. Notch undur pipe bells whore applicable to provide
solid bearing for on -fire body of pipe.
16. Trenching: Lay all pipe in opon -trenches, except when the locfll
authority gives written permission for tunneling. Open the trench
sufflcluntly atlead of plpo-laying to reveal any obstructions. The width
of the tronch shall be trio Inside pipe diameter plus 24 Inches for 12
Inches sbovo the pipe. Sheet and brace tronch as necossary to protect
workmG-n and ad jacont structures All Iron.:►; I ng to comply with
Occupational Safoty and Floalth Administration Standards. Koop trenches
free from water while construction Is in progress. Under no
circurnsl-ancos iay pipe or appurtonances In slanding waler. Conduct the
dischargo from trench dewatering t -o drains or nal-rual dralnagu channols.
17. All pipes on stoop sIopos (ovor 20") shall have concrete anchor
approxlmatuly 1/3 cu. yd, al maximum 40 foot Interval::.
18. flackfiIIIng: For a depth of at least 12 inches abovo 'the top of the
pipe, backfill with earth or granular matorlal free from largo stonus,
rock fragmunts, roots or sod. Tamp trhls backfill thoroughly, taking caro
not to disturb the pipe. For the rornaining tronch dopih, backfill wllh
earth or granular rnai'aorlai cont,,ining stones or rocks not larger than 4
Inchus. Backfill undur walks, parking aroas, driveways and streets shalt
bo granular material only - thoroughly compacted, by approvod rrx►thods.
Trunchos parallel to and within 5 feet of paved roadways shall bo
constructed the samo.
19. i•lanhoio Inverts: Construct manhole flow channels of concrete, sower pipe
or brick, smoothly finished and of semi -circular section conforming to
-1-lie inside dlarnoter of the conno sting sowors. Make changes in slzu or
grade gradually and changes In direction by true curves. Provide such
channels for all connocting sowers at each manholo.
SCICT101 0?610 - WATER MAINS
1. ;�Pc of Work
The work required under this suction includes all cold water distribution
lines, valves, motor pits, hydrants, and related horns Including
excavating and back fllling necessary to complete Tho work shown on the
drawings. Tho ends of water Iurvlcu Iinus shall be tightly plugged or
capped at the terminal points pending the connecting to all such IInos of
the but Id Ing plping as speclfled in tho plumbing ::puCiflcdtions and
archlleciural drawings.
2. iron Pipe: Cast Iron pipe shall moot AWWA Spoclflcation C-106 with
push -on joints mooting AWt1A Spoclflcation C-111. Wall thlcknoss !,hall be
dutorrninod from Table 6.4 in A1•IWA C-106. Ductile Iron pipe shall moot
AWWA C-150 and C-151 Spoclflcailons. P[po to be cemont Iinod and suaI
coated In accordance with AWWA C-104.
3. Copper Tubing: Shall be seamless, annealed copper tubing complying with
Federal Spoclflcation WW -T-799. Fittings shall be wrought coppor or cast
bronze with solder joints, older shall be of a composition rocommundud
by tho manufacturer of rho fittings.
4. Joints shall be push -on typo, Tyton, Fastlto, Super Mil -Tito, or
approved equal, except at fittings, valves and special crossings. Joints
shall comply with AWWA C-111. Flanged joints shall conform to ASA A21.10
or 816.1.
5. Fittings shall be cast iron or ductile iron conforming to ANSi
Speclflcallon A21.10-1971 (AWNA C110-71). Flhtings shall bo doslgnod and
manufacturod for a prossuro rating of :150 psi. Fittings shall bo
tar-coatod and shall bo convent-11nud In accordanco with Ai4SI
Speclficdtlon A21.4-1974 (AWWA 0104-74). hlttings joints shall be
mochanlcoi joints conforming to ANSI Spoclficatlon A21.11-1972 (AWWA
C111-72).
G, Fire Hydrants: Shall comply with nwwA Specification C-502 and shall MOOT
local standards and roquirornonts, particularly as to nozzle dianiotors and
threads, dlrocllon of opening and dimenslons of operating and cap nuts.
f"Ire hydrants shall have one pumper and two hose nozzlos. A valve
opening not less than 5 Inchus and a 6 Inch inlut connection. Thu iongtn
of the hydrant barroi shell be dut0mInod by the spocIfIod dopth of cover
over the plpo. All private watur hydrants aro to be palnlod a color
other -than that utilized by the Watur Company. Ilydrants shell be located
such that the diroction of openings aro dlroctod towards 1ho street.
7. Valves: Ali valves and stops shall have ends suited or adapters shall be
provided for the propor installation in thu Ilnos In which lhuy are
iocatod. Valves shall mous focal standards or in the absonco of -such
standards, the following roqulroments:
A. Valves in cast iron pipe shall be Iron body, bronze mounted, disc
gate valves conforminj to AWWA poclflcation C-500. Troy shall open
in 1ho soma direction as those used In ilia local waterworks system.
Volvo sioms shall terminate in 2 inch wrench nuts. Furnish two (2)
Kuys.
B. Valves In copper pipe shell be standard brass body, round -way,
ground -key slops, with T heads. Furnish two (:') keys.
8. Valve Boxes: Shall moot local standards or In the absence of such, shall
comply with the following requiroments:
A. For iron body valves, boxes shall be approved standard buffalo -type,
cast Iron, adjustable shaft boxes, having a minimum shaft dlarnotur of
5-1/4 Inchos.
B. For brass body valves (stops) boxes shall be approved standard cast
iron oxtonslon sorvice boxus, having a minimum diameter of 2-1/2
inches and having IId huld In ploco by a brass or bronze bolt. The
castings shall bu coated with two coats of coal -tar pitch varnish.
Furnish two (2) keys for bolt in IIds.
9. Plastic Pipe: Plastic pipe Is to '')o Polyvinyl Chloride Pressure Pipe
(PVC) to AWWA C-900 standard. Plpo shall bu PVC 1120, Typo 1, Grade 1,
Class 100. Pipe sha I I conform to ASTM D:1241 and she I I be I'R 160 ( SDIt 26 )
ga_.kut pipe. Soivont joints aro not acceptable.
10. Stops: Stop shall be those manufactured by Ford or Muoltor Corporation
with AWWA laper throad, and with copper compression typo fltting on
outlet, or approved equal.
11. Blow -off Valves: Blowoff valves shall be those manufactured by Muoiler
Corporation (II -10283 or iI-10291), or approved equal.
12. Angio Valvos: Angle valve, at the end of water service stub aro to be
coppor compression typo fliting aos, c,nd are to bo protected with plastic
bad over the valve.
13. Taps: 3/4
AAShTO M 204. PVC shall have minlnium Coll classification conforming
In linos
to requirumont of 12344-C ASTM D-17134.
tappod too
B. Concrete drain -tile In accordanco with AASHTO 14178.
saddlo.
C. V i tr i f i od Clay tile In accordance with AASi1TO 1.1179.
curbs wltt►
Whore pipe Is to be used for a collector of other subsurface latorals
(sowor
and/or sump pumps and Installud with provisions for cleaning, It may be
14. Tap onto existing
ons of tho following:
shall
A. ABS Composite in accordance with ASTM D-2680.
15. The water
11. I'VC In accordance w 11 h ASTi•1 D-3034 SDR -35.
be laid
C. PVC Corrugated with smooth Inlorior In accordance with ASTM F949.
7.
Backfill around all structures and cuts under paved area,, and within 10
covor shall bo provIdud.
foot of pavement odgos wlih granular material In accordancu with Section
21.1 and 7 1 � .
joloct- Cranular Fill - Well graded sand and gravoI or crushed stone that
has �., uniformity c W fficlant (ASTM U-2187) of aggrrugatos and contains
loss than 5 porcent (by weight) flnos passing a No. 200 Slove sizu.
Onsite excavated granular materials may be utlIlzed If approved by the
Solls Cngineer.
8.
See standard detail sheet for construction dimensions of storm
structures. Manholes, inlets and catch basins shall bu In aecordanco
wlttr Suction 720. Procast concrete and steel for manholos and Inlets
sha I I be In accordance with AS1'id C-478, latest revision. Six [rich and 8"
sogmental block manholes sealed with 1/2" mortar on the entire Inside
surface of the inlut. Steps shall be ductile iron or aluminum Integrally
cast Into etch basin sidowalls.
9.
Tho Contractor shall provide a minimum of 1' of cover over all storm
slowers.
10.
Rip rap shall be a minimum 6" zind a maximum of 17" In size and a minimum
18" in dupth. Dimensions for rip rap on this pian aro for ostlrnating
purposes only. Actual bust placement of rip rap shill be duturrnlnod by
fluld conditions and shall bu In accord.lnco with Soctlon 616.
11.
All drdlnage pipe and ditch outfalls to receiving streams shall be
conslructod in accordance with drawings, subjuct howevor, to any
modification roquired by Cnglnour at ilia time Installation Is completed
and to any adjustments noudod for fleid conditions not adoquatoly
anticipated by the dosign drawings. k
12.
Castings shall be as shown on detail shoot for manufacturer, typo and
number. All castings shall be Neenah or Cast Jordan appro,ed equal.
Castings ;hall be gray Iron mooting ASTM A-48, latest rev lsIon.
13. Install gaskets In accordance with manufacturer's recommendations for use
of lubricants, cornonts and other spoctal Installation roqulremunts.
14. Placo plugs In ends of incomplete piping at and of work day or whenever
work stops, and at stubs for futuro dovolopmont.
15. Carry depth of trenches for piping to ostablish indicated flow iInes and
invert elevations. Notch undur pipe bells whore applicable to provide
solid bearing for on -fire body of pipe.
16. Trenching: Lay all pipe in opon -trenches, except when the locfll
authority gives written permission for tunneling. Open the trench
sufflcluntly atlead of plpo-laying to reveal any obstructions. The width
of the tronch shall be trio Inside pipe diameter plus 24 Inches for 12
Inches sbovo the pipe. Sheet and brace tronch as necossary to protect
workmG-n and ad jacont structures All Iron.:►; I ng to comply with
Occupational Safoty and Floalth Administration Standards. Koop trenches
free from water while construction Is in progress. Under no
circurnsl-ancos iay pipe or appurtonances In slanding waler. Conduct the
dischargo from trench dewatering t -o drains or nal-rual dralnagu channols.
17. All pipes on stoop sIopos (ovor 20") shall have concrete anchor
approxlmatuly 1/3 cu. yd, al maximum 40 foot Interval::.
18. flackfiIIIng: For a depth of at least 12 inches abovo 'the top of the
pipe, backfill with earth or granular matorlal free from largo stonus,
rock fragmunts, roots or sod. Tamp trhls backfill thoroughly, taking caro
not to disturb the pipe. For the rornaining tronch dopih, backfill wllh
earth or granular rnai'aorlai cont,,ining stones or rocks not larger than 4
Inchus. Backfill undur walks, parking aroas, driveways and streets shalt
bo granular material only - thoroughly compacted, by approvod rrx►thods.
Trunchos parallel to and within 5 feet of paved roadways shall bo
constructed the samo.
19. i•lanhoio Inverts: Construct manhole flow channels of concrete, sower pipe
or brick, smoothly finished and of semi -circular section conforming to
-1-lie inside dlarnoter of the conno sting sowors. Make changes in slzu or
grade gradually and changes In direction by true curves. Provide such
channels for all connocting sowers at each manholo.
SCICT101 0?610 - WATER MAINS
1. ;�Pc of Work
The work required under this suction includes all cold water distribution
lines, valves, motor pits, hydrants, and related horns Including
excavating and back fllling necessary to complete Tho work shown on the
drawings. Tho ends of water Iurvlcu Iinus shall be tightly plugged or
capped at the terminal points pending the connecting to all such IInos of
the but Id Ing plping as speclfled in tho plumbing ::puCiflcdtions and
archlleciural drawings.
2. iron Pipe: Cast Iron pipe shall moot AWWA Spoclflcation C-106 with
push -on joints mooting AWt1A Spoclflcation C-111. Wall thlcknoss !,hall be
dutorrninod from Table 6.4 in A1•IWA C-106. Ductile Iron pipe shall moot
AWWA C-150 and C-151 Spoclflcailons. P[po to be cemont Iinod and suaI
coated In accordance with AWWA C-104.
3. Copper Tubing: Shall be seamless, annealed copper tubing complying with
Federal Spoclflcation WW -T-799. Fittings shall be wrought coppor or cast
bronze with solder joints, older shall be of a composition rocommundud
by tho manufacturer of rho fittings.
4. Joints shall be push -on typo, Tyton, Fastlto, Super Mil -Tito, or
approved equal, except at fittings, valves and special crossings. Joints
shall comply with AWWA C-111. Flanged joints shall conform to ASA A21.10
or 816.1.
5. Fittings shall be cast iron or ductile iron conforming to ANSi
Speclflcallon A21.10-1971 (AWNA C110-71). Flhtings shall bo doslgnod and
manufacturod for a prossuro rating of :150 psi. Fittings shall bo
tar-coatod and shall bo convent-11nud In accordanco with Ai4SI
Speclficdtlon A21.4-1974 (AWWA 0104-74). hlttings joints shall be
mochanlcoi joints conforming to ANSI Spoclficatlon A21.11-1972 (AWWA
C111-72).
G, Fire Hydrants: Shall comply with nwwA Specification C-502 and shall MOOT
local standards and roquirornonts, particularly as to nozzle dianiotors and
threads, dlrocllon of opening and dimenslons of operating and cap nuts.
f"Ire hydrants shall have one pumper and two hose nozzlos. A valve
opening not less than 5 Inchus and a 6 Inch inlut connection. Thu iongtn
of the hydrant barroi shell be dut0mInod by the spocIfIod dopth of cover
over the plpo. All private watur hydrants aro to be palnlod a color
other -than that utilized by the Watur Company. Ilydrants shell be located
such that the diroction of openings aro dlroctod towards 1ho street.
7. Valves: Ali valves and stops shall have ends suited or adapters shall be
provided for the propor installation in thu Ilnos In which lhuy are
iocatod. Valves shall mous focal standards or in the absonco of -such
standards, the following roqulroments:
A. Valves in cast iron pipe shall be Iron body, bronze mounted, disc
gate valves conforminj to AWWA poclflcation C-500. Troy shall open
in 1ho soma direction as those used In ilia local waterworks system.
Volvo sioms shall terminate in 2 inch wrench nuts. Furnish two (2)
Kuys.
B. Valves In copper pipe shell be standard brass body, round -way,
ground -key slops, with T heads. Furnish two (:') keys.
8. Valve Boxes: Shall moot local standards or In the absence of such, shall
comply with the following requiroments:
A. For iron body valves, boxes shall be approved standard buffalo -type,
cast Iron, adjustable shaft boxes, having a minimum shaft dlarnotur of
5-1/4 Inchos.
B. For brass body valves (stops) boxes shall be approved standard cast
iron oxtonslon sorvice boxus, having a minimum diameter of 2-1/2
inches and having IId huld In ploco by a brass or bronze bolt. The
castings shall bu coated with two coats of coal -tar pitch varnish.
Furnish two (2) keys for bolt in IIds.
9. Plastic Pipe: Plastic pipe Is to '')o Polyvinyl Chloride Pressure Pipe
(PVC) to AWWA C-900 standard. Plpo shall bu PVC 1120, Typo 1, Grade 1,
Class 100. Pipe sha I I conform to ASTM D:1241 and she I I be I'R 160 ( SDIt 26 )
ga_.kut pipe. Soivont joints aro not acceptable.
10. Stops: Stop shall be those manufactured by Ford or Muoltor Corporation
with AWWA laper throad, and with copper compression typo fltting on
outlet, or approved equal.
11. Blow -off Valves: Blowoff valves shall be those manufactured by Muoiler
Corporation (II -10283 or iI-10291), or approved equal.
12. Angio Valvos: Angle valve, at the end of water service stub aro to be
coppor compression typo fliting aos, c,nd are to bo protected with plastic
bad over the valve.
13. Taps: 3/4
Inch taps
In linos
smrrllor than 4 Inches shall bo only by
tappod too
or tapping
saddlo.
Wator servIco IInos should bo marked on
curbs wltt►
blue paint
(sowor
lateral locations - rod).
14. Tap onto existing
main
shall
be porformod by tho i•later Company.
15. The water
mains shall
be laid
to a depth so that not less than four foot,
six Inches
(4'-6") of
covor shall bo provIdud.
16. Tho Contractor shall furnish the motor pit(s) of the typo as shown on the
Contract Plans and shall Install muter (bypass meter shall be furnished
by the hater Company) along with all nocossary quick-dlsconnucts, valves
and appurtonancos. This cost shall be Included In the bid amount for
w;iter lines. Backflow provontlon vaivos shall bo roquired in all motor
pits. (doter pits must bo uqulppod with storm sowor drain or sump pump
connoctod to storm structuro.
17. Tests: Test tho piping for leakage for a period of at least two hours at
a pressure of 150 pounds por squaro Inch. Inspect all ,Joints for lockage
and rumedy any locks. Upon complotlon of the water disirlbutlon mains,
flush oul the systorn until the water runs clear. As soon as the system
has been flushed out, it shall be sterilized In accordance with thu
requiromonts of trio local water department.
13. Mocking shall be roquirod at all turns In water line greater than 30
dogroos and at all termination of linos and mains. Blocking shall be
Class C concreto. Blocking shall bo placed botwoun solid ground and the
fltting to bo anchorod.
19. Shops Drawings: Submit Shop Drawings of hydrants and vaives to City
Engineer for approval.
20. Shooting and Brdcing: Shoot and brace trenches as necessary to protect
workmon and adjacent structures. All tronch Inq shall comply with the
Occup,rtIonaI Safoty and IIca Ith Administration `standard,.
21. Now Wator Main Construction: Contractor to record dimension of oach
water stub and valves from nearest fire hydrant rnoasured along water
main. The locations of hydrants and water valves, along with any other
construction changes are to be Incorporated on tho original constructlon
drawings and "Record Drawing" prints submittod to City Enginoor's Office
as soon after complotlon of construction as posslblo.
22. If a horizontal distance of 10 foot cannot be maintained botwoun the
water line and sanitary sower lino, one of the following shall be done:
A. Wator line laid in a separato tronch and 18 Inches above top of
:ower.
D. Water line laid in same trench on a bench of undistrubod earth and
sower at least 10 Inches below bottom of water line.
Where water lines and sewers cross and the water tine cannot be
piacud obovo tho sanitary sewor with a minlmurn of 18 Inchos vertical
clearance, the sewer must be constructed of water works grade cast
iron pipe with mechanical Joints with In ton foul of trio watur lino.
23. This Contractor shall perform all roquired flushing/cloaning and testing
of water Ilnos. This work shall bo performed In accordancu wlth trio
Standard Speclflcatlons.
24. Identification tape shall be installed for all burled wator lines in
uccor&ince with the manufacturer's Installation Instructions. Topu shall
be installed one foot bolow final grado ovor contorllno of pipe.
Tape for ductile Iron and steel pipe shall be inort polyothytulo with a
minimum thickness of 4-mlIsand shall bo 6 Inches wldo. Tape for PVC
pipe shall be polyothylene wllh a mrnlrnum thlcknoss of 4-mlIsand shall
rirvu a 1 -mil thick motaIIIc toll corn. Tape shall bo 3 Inchus wIdo.
_SECTION 02740 - SANITARY.SEWERS - Clay Regional Waste District
1. ScoQe of Work
The work under this section includes all sanitary sewers,
manholes, castings, cleanouts, testing, permits,
governmental inspections and approvals, fees, surveying
layout, and related items, including excavation, backfill,
granular fill, and dewatering necessary to complete the work
shown on the drawings.
2. This is an outline specification. In case of conflict, the
standard specifications of the Clay Regional Waste District
Standards for design and construction of sanitary sewer
shall govern for all installation and materials.
3. Sanitary sewer pipe shall be PVC in accordance with ASTM
D-3034 (S.D.R. 35) and ASTM 2321.
4. PVC shall be groved bell and gasket.
5. All sanitary manholes shall be "precast concrete" manholes
in accordance with ASTM C-478 and Section 720. The bedding
beneath sewer manholes shall be a minimum of 12 inches of #8
stone beneath the manhole base. Inside joint of manholes
shall be grouted with non -shrink, non-metallic grout.
6. The type of new manhole ring and cover shall be as specified
on the standard detail sheet of these plans. Bismatic
coating shall be applied around each manhole joint from 6
inches above to 6 inches below each joint.
7. The casting elevations are set by plan. However, the
castings are to be adjusted in the field by the Engineer's
representative should a discrepancy occur between plan grade
and existing grade. Castings should be set 3 inches above
grade in unpaved areas and graded for positive drainage away
from manhole. Manhole castings shall be stamped "Sanitary
Sewer" (Neenah casting R-1642 or equal) and have
self-sealing cover.
8. No construction of sanitary sewers will be allowed to
commence until a valid construction permit per 327 I.A.C.
Article 3 from the Indiana Dept. of Environmental Management
is obtained.
1. Backfill around all structures and all cuts under paved
areas with granular material. Trenches opening within 5
feet of paved roadways shall be backfilled with granular
material in accordance with Section 211.
10. The Contractor shall be responsible for verifying that all
State, City and County permits have been obtained by
developer prior to start of construction.
11. The Contractor shall be required to furnish the Engineer
with a set of prints, marked in red pencil, showing actual
sewer location and Invert, to include lateral location,
depth and length. Such "as -built" prints must be received
by the Engineer before the final contract payment can be
authorized. The sanitary sewer laterals and stubs
termination shall be indicated on the surface with a metal
fence post set immediately above said termination point.
12. All sanitary sewer lines upon completion will be required to
pass a low pressure air test and infiltration test, unless
otherwise directed by the Engineer. Said test shall be
conducted according to NCPI Standard Method, and shall be
witnessed by a Professional Engineer and Clay Waste District
for certification. Forty-eight (48) hour notice shall be
given to the Engineer and Clay Waste District prior to any
testing. Infiltration under test shall not exceed 200
gallons per inch of inside diameter of sewer pipe per mile
of sewer in 24 hours and inclusive of all appurtenances
within the section being tested such as manholes, house
connections, etc.
13. Deflection tests shall be performed on all flexible* pipe
after the final backfill has been in place at least 30 days.
No pipe shall exceed a vertical deflection of 5%.
Deflection tests shall be observed by a Professional
Engineer and a representative from the Clay Waste District.
14. All sewer laterals shall be bedded the same as the main line
sewer.
15. The ends of laterals are to be plugged tight with plastic
disc or cap capable of withstanding a low pressure air test
without leakage.
16. Bedding of sanitary sewers shall be as shown on the detail
sheet.
17. Water and sewer lines crossings and separations shall be in
accordance with Ten State Standards and local codes.
A. Where water lines and sewer lines cross and the water
line cannot be placed a minimum of 18 inches above the
sewer line, with a minimum cover of 48 inches, the sewer
lines shall be constructed of waterworks, grade cast iron
pipe with mechanical joints.
B. Where water lines and sanitary sewer lines run parallel
with one another, a minimum of 10 feet horizontal
separation shall be maintained.
18. Trench shall be opened sufficiently ahead of pipe laying to
reveal obstructions, and shall be properly protected and/or
barricaded when left unattended. Lay all pipe in open
trenches, except when the local authority gives written
permission for tunneling. The width of the trench shall be
1 1/4 times the outside diamater plus 12". Sheet and brace
trench as necessary to protect workmen and adjacent
structures. All trenching to comply with Occupational
Safety and Health Administration Standards. Keep trenches
free from water while construction is in progress. Under no
circumstances lay pipe or appurtenances in standing water.
Conduct the discharge from trench dewatering to drains or
natrual drainage channels.
19. Forty-eight (48) hour notice shall be given to the Clay
Waste District prior to the start of sewer construction.
Also, 48 hour notice shall be given prior to any testing
done on the sewer.
20. All connections to existing manholes shall be core drilled.
21. All pipe openings in manholes, including laterals, shall be
fitted with rubber rings or gaskets. Manhole sections shall
have 110" rings, which shall meet ASTM C-433. Manhole
waterstops shall be installed at all connections to
manholes, where flexible -type manhole connections are not
used.
22. The contractor will be required to provide as -built drawings
to the accepting agency to certify the elevation and slope
of sanitary sewers. Sewers installed at a grade less than
required by Ten State Standards will not be accepted and
will be the contractor's responsibility to install properly.
Contractor shall provide for periodic as -built checks on the
sewer elevation during construction to assure that the
design grade is being maintained.
23. The minimum thickness for concrete encasement shall be 6
Inches.
24. The flow channels through manholes shall be U-shaped with
the benchwalls extending to the crown of the incoming and
outgoing pipes.
25. All sanitary sewer pipe crossing bodies of water must be
ductile iron pipe with mechanical joints. In addition,
where there is less than 4 feet from the crown of the pipe
to the stream bed, the pipe must be encased in concrete to
limits shown on the plans and details.
26. No water shall be permitted to flow into the sanitary sewer
system. Contractor shall utilize a pump to keep the water
level below the pipe. Pump discharge shall be directed to a
storm outlet.
27. Storm Water Connections: No roof drains, footing drains
and/or surface water drains may be connected to the sanitary
sewer systems, including temporary connections during
construction.
28. No building lateral connections shall be permitted until the
sanitary sewer has been tested, inspected and accepted by
the governing agency. Failure to comply may require
additional testing, cleaning and televising of sewer lines
to obtain acceptance.
BLOCK II CST
801 CONGRESSIONAL BLVD.
IEG 6Y R E V IS ION S PAUL I. GRIPE, INC. ' CIVIL ENGINEERING TECH. CHK. DRAWN BY SCARE DATE CLIENT TECHNOLOGY CENTER ASSOCIATES DWG. TYPE FILE NUMBER SHEE
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7172 GRAHAM ROAD • LAND SURVEYING I 1 11
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