G-31 - 01/09/1962 - PUBLIC WORKS - Ordinances w/U-3
STANDARD SPECIFICATIONS
FOR
SANITARY SEWER - WATER MAIN
AND
ROAD AND BRIDGE CONSTRUCTION
VILLAGE OF OAK BROOK
OAK BROOK, ILLINOIS
BOARD OF TRUSTEES
T. A. Mohlman, President
William Calhoun
James Carley
Peter Dahmlow
Edward O'Brian
Ho 0. Owen, Jr.
Go R. Rossman
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Adopted
January 1962
Prepared By
Wight and Company
Consulting Engineers
Downers Grove, Illinois
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CONTENTS
DIVISION PAGE
I GENERAL REQUIREMENTS
1. Definition of Terms . . . . .. . . . . . . . . . . . . . . . . . . . . . 1
2. Proposed Improvement and Approval
Requirements . .. . .. . . . . . . .. . . . . . . . . . . . . . 3
II. GENERAL SPECIFICATIONS FOR SANITARY SEWER CONSTRUCTION
3. Sanitary Sewers . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . 4
4. Manholes o . o . o . .. . . . . . . . . . . . . . . . .o . . . . . . . .. . . . 9
5. Drop Pipe . . . . . . . . . . . . .. . . . . . . . . o . a . . . . . . . . . . 9
6. Concrete Arch and Concrete Encasement . .. . . . . . . 10
7. Service Risers . . 11
g. Wye Connections . 00a . o . . .. 00 0 o . o . . . . . .. . . . . . 12
9. Sanitary Services . . . . 12
10. Auger Section . . . . . . .. . o . . 00 . o . a o oo 13
11. Tunnel Section . . . . . o . . . . . . . . . . . . . . . . . . . . . o . . . . 14
12. Trench Backfill . . . .. . . . . . . . o . . . . . . . . . . . . . . . . . 15
13. Portland Cement Concrete Pavement Removal
andReplacement . . . . . . . . . . . . . a . . . . . . . . . . . . . . . . 15
._ 14. Bituminous Concrete Pavement - Entire 16
15. Other Roadway Surface Restoration . . . . . . . . . o . . . 17
16. Rock Excavation . .. . . . . . . . . . . . . . . . . .. . . . .. . — 17
'- 17. Concrete and Reinforcement Bars . . . . . . . . . . . . . . . 17
ITI. GENERAL SPECIFICATIONS FOR WATER MAIN INSTALLATION
18. Water Mains . . . . o . . . . . . . 1S
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19. Fire Hydrants and Valves . .. . . . . . . . . . . . . . . . • • • • 19
20. House Services o . o. . aa . .. . 000 . oa . oo . o . . . . . . . .. . 19
21. Disinfecting 20
22. Common Specifications . . . . o . . . • • < • • • • . —
20
IV. GENERAL SPECIFICATIONS FOR ROAD AND BRIDGE CONSTRUCTION
23. Roads and Bridges . 21
24. Storm Sewers 21
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DIVISION I
GENERAL REQUIREMENTS
SECTION 1. DEFINITION OF TERMS
Whenever in the Rules and Regulations the following terms or pronouns in
place of them are used, the intent and meaning shall be interpreted as
follows:
1,1 Department
Shall be interpreted to mean the president and Board of Trustees
or authorized representative of the Village of Oak Brook, Oak Brook,
— Illinois.
1.2 Engineer
Shall be interpreted to mean the individual and/or firm or partner-
ship appointed and authorized by the Department to act as their authorized
representative and complying with the requirements of Chapter 24, Section
9-54A of the State of Illinois Statutes.
1.3 Contractor
Any individual, firm, corporation, partnership or public utility
awarded the contract for the work.
1.4 Plans
.All official drawings or reproductions of drawings pertaining to the
Work provided for in the contract.
1.5 Specifications
The body of all documents of any description (directions, provisions,
requirements, written agreements) made or to be made pertaining to the
methods or manner of performing the work, and the quantities and quality
of materials to be furnished under the contract.
1.6 Contract
The written agreement covering the performance of the work and the
furnishing of labor and materials for the construction of the work. The
contract includes the proposal, contract bond, specifications, plans, any
and all supplemental agreements and any and all special provisions.
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1.7 The
`. The improvement advertised for letting, described in the proposal
form, indicated on the plans, and covered in the specifications, special
_ provisions, contract, authorized alterations, extensions, and deductions,
and supplementary agreements, or any part or parts thereof, including
labor, tools, equipment, materials, and incidentals necessary for the
satisfactory, completion of the project.
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1.8 Developer
Any individual, firm, corporation, association, partnership, or
public utility proposing sanitary sewers, water mains, and/or roads
or street improvements, including storm sewers, street lighting-and
sidewalks, within the Village of Oak Brook, Oak Brook, Illinois, and
environs.
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SECTION 2, PROPOSED IMPROVEMENT AND
APPROVAL REQUIREMENTS
Prior to advertising for bids, the Developer shall submit or cause to
be submitted to the Department the following:
Detail Plans and Specifications.
2,2 Detailed design criteria and analysis.
203 Copies of all road crossings or entrance permits as applicable
from governmental agencies, villages, towns, cities, township,
county, state, toll highway commissions, etc.
2s4 Copies of all easements for construction with-in the limits of
private properties.'
2.5 Copies of State of Illinois Sanitary Water Board, Department of
Public Health permits, as applicable.
2.6 Items 2.1 and 2.2 shall be prepared and sealed by a Registered
Professional Engineer registered in the State-of Illinois.
—' 2,7 Tentative approval may be granted upon submission of Items 201
and 2.2.
2.8 The plans and specifications shall comply with the minimum
requirements as specified herein.
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DIVISION II
GENERAL SPECIFICATIONS
FOR
'- SANITARY SEWER`CONSTRUCTION
SECTION 3. SANITARY SEWERS
3.1 Description
This work shall consist of constructing sanitary sewers of the
required inside diameter with necessary fittings, laid and backfilled
as specified herein, and conforming in all respects to the lines and
grades shown on the plans or as approved by the Engineer.
3-.2 Construction Methods
(1) Fxeavation. Trench and structure excavation clearing the
site of the work, loosening, loading, removing, transporting and-dis-
_ posing in the specified manner of all materials, wet or dry, necessary
to be removed:to construct all work in accordance with the plans and
specifications.
The placement and storage of excavated material shall be subject
to approval of the Engineer and in no case shall the excavated material
be placed neaxer than two (2) feet from the limit of the excavation.
(2) Excavation Limits
(a) Trenches shall be excavated to a depth necessary for
installing the pipe- and specified bedding at the elevations shown on the
plans.
Trench widths from the trench bottom to a point one (1) foot
above the top of the pipe shall not exceed the following maximum limit:
PIPE SIZE TRENCH WIDTH
61, 21-011
�.. 811 2t-61t
- 10" .21-61,
121, 3'-Ott
15"
31-Oft
1811 31-Ott
..� -.2111 31-61,
2411 31-911
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(b) Excavation for structures shall be made to the depth and
dimensions necessary for the proper installation_of the structure as
detailed on the plans. Care shall be taken to insure that the foundation
area is not disturbed or excavated-below the elevations shown on the plans.
(c) At the locations where a firm foundation is not encountered
at the grade established, due to soft, spongy, or other unsuitable
foundation soil, unless other special construction methods are called for
on- the plans or in the special provisions, all .such unstable soil shall
be removed, the entire width of the trench or area of the foundation,
until a satisfactory soil having the proper bearing characteristics are
encountered. as determined by the Engineer.
_ Excess excavation shall be backfilled with Trench Backfill,
compacted in 4-inch lifts to the required grade.
(3) Maintenance of Excavations. The Contractor shall furnish
temporary sheeting, shoring, timbering, and bracing required to maintain
the excavation in a condition to _permit the safe and efficient installa-
tion -of all items of contract work, and further shore up or otherwise
protect all fences, buildings, foundations, walls, walks, curbs or other
property adjacent to any excavation which may be disturbed during the
progress of the work
Sheeting, shoring, timbering, and bracing for open trenches and
excavations may be ordered left in place by the Engineer when, in his
opinion, such is necessary for protection of the work, public,, or
adjacent properties.
The trench shall be maintained in a dry condition, that is, no
running or standing water.
(4) Pipe Bedding. Pipe bedding shall be first-class bedding and
shall be used in the construction of all sanitary sewers, unless other-
- wise called for. The bedding shall be constructed by the following
described method:
(a) Excavate the trench to a minimum of 4 inches, with at
least one fourth the inside pipe diameter, plus the pipe barrel thickness,
below the proposed invert elevation as shown on the plans.
(b) Compact granular bedding placed on the flat bottom trench
to the grade required to install the pipe at the correct grade and
elevation.
(c) After pipe installation granular bedding shall be extended
half-way up the pipe barrel on both_sides, in a manner which will give
the pipe uniform support under the bottom half, without changing line or
grade.
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all conform to theherein-
erials shill
granular bedding each Bach
(d) ecificatioas for
`- after stated SP and Jointi bedding shall
i e I tallation Shed trenc i he direction
layer of pipes spilt t end pointing abutting and tie
The the es
started at the outo�eed toward the inlet wy
be and shall pr
ed .before
of flow, rade. carefully clean lowered
to line and g shall the pipes shall handli?ag
ends and insides cessarY
The P1Pe into the o e ip a ation or ,p shall be
Pipes are lowered cause mi of the Pipe The
the Plp eriieh will is laid, the mouth materialq
in a Mann As each Pipe Ce of earth ox bedding
in the trench- Vent the entrap ® that after installation they form
L, protected to Pre and matched s
pipes shall be fitted form inverts
a sewer with , smooth uniform use
unleSS ®t�21" Se
(b) The following joints shall be us ,
called for: ed with a cOmpression-
Vitrified Clay pipes shall be equipp resilient
` lactic or rubber materials having ecification
�,. type joint of pre-formed p requirements of AoS oT T.M. SP
properties and conforming to all req.
C425o
Cast Iron Pipes shall be equipped with mechanical joints COT-
forming to the requirements set forth in Amex°ican Standard SpecificatiMS
(ASA) Specification A21,11,
Reinforced Concrete Sewer Pipes shall be equipped with a
compression-type rubber gasket joint, which will remain tight Lander all
conditions and meeting the infiltration test and requirements hereinafter
set forth and subject to approval by the Engineer,
Asbestos Cement Pipe shall be equipped with a rubber compression
type joint which will remain_tight under all conditions and meet' the
infiltration test and requirements hereinafter set forth and subject to
approval by the Engineer.
All joints shall be cleaned and inspected immediately preceding
installation. Any pipe whose joint has been determined unsatisfactory
by the inspector shall be removed from the job site. All joints shall
be installed and made_ in conformance with the latest manufacturer's
recommendations,
(6) Backfill,im. ' The Contractor shall backfill all trenches and
excavations as rapidly as the.condition_of the sewer will permit.
Backfilling shall be accomplished in the following mariner;
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(a) Trenches and excavations, . two (2) feet or more, a
the limits 'of roadways, driveways, parking areas, or sidewalks s:
backfilled by carefully depositing and compacting selected excav
_ material to a. depth of one foot above the top of the pipe. Sele
excavated material shall be. defined as fine solids containing no
terious material,, clods, lumps, boulders, or stones or other mat
larger than 1-1/2 inches in-diameter. The backfilling above thi
may be made by ordinary methods. The top of the trench shall ha
rounded mound of earth to allow for settlement.
(b) Trenches and excavations whose limits fall within
of a. roadway, driveway, parking area, or sidewalk, shall be back
with selected material -consisting of trench backfill or other gr,
material approved by the Engineer, in one of the following metho&
the option of the Contractor, but subjeat-to approval of the Engine.
for:
Method 1 - The trench or excavation shall be backfilled by
carefully depositing in uniform layers, not to exceed 6 inches in
thickness (loose measure), selected material and firmly compacting, by
ramming or tamping tools approved by the Engineer, in such a manner
which will not-disturb or injure the pipe. The backfill_thus compacted
shall have.the bearing capacity equal to the surrounding unexcavated
earth or soil.
Method 2 - Selected material shall be placed and compacted
to a height of one-foot above.the pipe, as in Method la Above this
height, the trench shall be backfilled with-loose material and settle-
ment secured by introducing water through holes jetted into the trench
at a point approximately 2 feet above the top of the pipe. The holes
shall be placed as directed by the Engineer, but shall be no further
than 6 feet apart.
Method 3 - Selected material shall be placed and compacted to
a height of one-foot above the.pipe, as in Method l< Above this height
the material shall be deposited in uniform layers not to exceed 12
inches in. thickness (loose measure), and each layer either inundated or
deposited in water.
When Trench Backfill is used in backfilling, compaction will
be secured by either Method 2 or Method 3, as specified above.
(c) Excess excavated material not used for backfilling shall
be disposed of by the Contractor at locations approved by the Engineer.
3.3 Pipe Materials
Pipe shall be produced of the material specified and manufactured
in strict adherence .to applicable A.S,T.M,, A.S.A., ;or other applicable
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standardizing agency specifications and meeting all requirements of
strength, and alignment tolerances as set forth .in said specifications.
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3.4 Tests and Inspection
(a) Infiltration and Pressure Test Limits, Infiltration
shall not exceed 500 gallons per inch of diameter per 24 hours per mile
of sewer, as measured any time at any section, and shall include infil-
tration from manholes.
Exfiltration shall not exceed infiltration limits,; except an
additional 10 per cent shall be permitted-for-each additional-2 feet of
head over a basic 2-foot minimum internal head.
(b) Alignment Tests. Each section of sewer between_manholes
shall be tamped and a maximum deviation -of one-fourth the inside diameter
of pipe will be allowed, unless otherwise approved by the Engineer. The
number of tests shall be determined by the Engineer and approved by
the Department.
_. Any section of the sewer failing to meet the requirements set
forth above shall be repaired, including replacement at the Contractor's
expense, until the defective section of sewer meets the said requirements.
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SECTION 4. MANHOLES
4.1 Description
This work shall consist of constructing manholes, together with -the
necessary frames, , lids, steps, and other appurtenances, all in accordance
with the specifications at the locations shown on.the plans or directed
by the Engineer, and conforming in all respects to lines, grades, and
dimensions shown on the plans.
4.2 Co_j ction Methods and Materials
_ Manholes may be constructed of either poured concrete or precast
reinforced concrete riser units and shall conform to the applicable
articles of Section 75 of the State,of Illinois Division of Highways
"Standard Specifications for Road and Bridge Construction," adopted
January 2, 1958, and subsequently amended. Frames and lids shall comply
with State of Illinois Standard Type 1, with closed lid, unless other-
wise requested by the Department.
SECTION 5. DROP PIPE
5.1 Description
This work shall consist of constructing an outside or inside drop
pipe at the locations shown on the plans or as directed by the Engineer,
and conforming in all respects to the lines, grades, and dimensions
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shown on the plans.
5.2 Construction Methods and Materials
Before any concrete is placed, the drop pipe shall be set to
elevations shown on the plans, and suitably braced and blocked in a
manner which will allow placement of the concrete without movement or
misalignment. Concrete may be poured against undisturbed earth meeting
the approval of the Engineer. Any loose or disturbed earth shall be
removed from the trench prior to concrete placement.
Pipe and joints used in constructing drop pipes shall be of the
material called for on the plans and meeting the requirements as set
�-- forth in these Specifications. Concrete -used in constructing drop pipes
shall conform to the-specifications for Class-X Concrete as set forth in
the State of Illinois., Division of Highways, "Standard Specifications
for Road and Bridge Construction,'t adopted January 2, 1958, and
subsequently amended.
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SECTION 6. CONCRETE ARCH AND CONCRETE ENCASEMENT
6.1 Description
This work shall consist of placing and/or constructing concrete
arch or concrete -encasement for sanitary sewers at the locations shown
on the plans or as directed by the Engineer, and shall conform in all
respects to lines, grades, and dimensions shown on the plans.
6.2 Construction Methods and Materials
Before the concrete arch or concrete encasement is placed, the
pipe shall be suitably blocked and braced to the satisfaction of the
Engineer, to insure that there will be no lateral or horizontal mis-
alignment :during placement of the concrete.
Concrete may be poured upon or against suitable undisturbed earth
meeting the approval of the Engineer. Any loose or disturbed earth
shall be removed from the trench prior to pipe installation.
Concrete used for concrete arch or concrete encasement shall have
a consistency which will allow for proper placement without floating
_ the pipe. Concrete used for this work shall attain a compressive
strength of 3000 psi in 28 days.
Concrete encasement shall have a minimum thickness of four (4)
inches measured to the closest point of the sanitary sewer.
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SECTION 7. SERVICE RISERS
7.1 Description
This work shall consist of constructing service risers, for
sanitary sewer services at the locations shown on the plans or as
directed by the Engineer, which shall conform in all. respects to the
lines, grades, and dimensions shown on the plans or as directed by
the Engineer,
702 Construction Methods and Materials
_ Before any concrete is placed, the service riser shall be set
and braced in a manner which will allow placement of the concrete
without movement or misalignment. Concrete may be placed against firm
undisturbed earth meeting the approval of the Engineer. Any loose or
disturbed earth shall be removed from the trench prior to concrete
placement.
Pipe and joints used in constructing service risers shall be of
the material called for on the plans and meeting the requirements as
set forth in these specifications. Concrete used in constructing service
risers shall conform to the specifications for Glass-X Concrete as set
forth in the State of Illinois, Division of Highways, "Standard
Specifications for Road and Bridge Construction," adopted January 2,
195$1 and subsequently amended,
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SECTION 8. WYE CONNECTIONS
8.1 Description
This work shall consist of placing a wye connection for
connecting 6-inch (minimum) sanitary sewer services to the sanitary
sewer at the locations shown on the plans or as directed by the
Engineer,
8;2 Construction Methods and Materials
Wye connections shall be placed at an angle of approximately 45
degrees from the horizontal, unless otherwise directed by the
Engineer, The Contractor shall backfill and compact additional bedding
materials around and beneath the wye connection in a manner which will
cause no undue bearing or stress on the wye or main sewer.
Pipe and jointing material shall meet the requirements as set forth
in these specifications.
SECTION 9e SANITARY SERVICES
9.1 Description
This work shall consist of construction of sanitary sewer services
from the wye connection on the main sewer or service riser to the
property line of the lot for which the service is provided.
902 Construction Methods and Materials
Unless otherwise shown on the plans or directed by the Engineer,
sanitary services _shall be laid at a minimum grade of 1000 per cent.
All sanitary services shall be constructed in accordance with the
construction methods set, forth-in_these specifications.
All ends of sanitary services shall be closed with vitrified clay
discs equipped with jointing material equal to that which is required for
the sanitary service,
The Contractor shall maintain a record of the location and elevation
of the end of each service so constructed and submit one copy to the
Engineer and one copy to the Department.
Pipe and joint material shall meet the requirements as set forth
in these specifications.
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-- SECTION 10. AUGER SECTION
10.1 Description
This work shall consist of installing the sanitary sewer or sewer
service by augering or boring and installing a cast iron pipe sanitary
sewer at the locations shown on the plans or as .directed by the Engineer
to the line., ,grade, and-dimension_ specified.
10.2 Construction Methods and Materials
(1) The angering or boring equipment shall A be- capable of augering
_ a hole which will allow for the installation of the pipe without undue
difficulty. The hole should preferably be augered or bored from the
higher to the lower end. If the soil conditions are such that undue
caving of the soil is experienced after the hole is augered and before
pipe installation can be accomplished, the walls of the hole may require
consolidation by pulling a steel or cast iron ball of a diameter slightly
larger than the auger hole, through the hole. Other methods of consoli-
dation may be used subject to approval of the Engineer. Only experienced
personnel familiar with .the-work shall operate the angering equipment.
(2) Grade and alignment shall be checked before pipe installation
is accomplished. Elevation tolerances shall be held within the limits
shown on the plans and subject to approval of the Engineer.
(3) Cast iron pipe of the size required shall be installed in the
hole by pulling the pipe, spigot end first, through the hole by means of
a steel cable threaded_ through the hole and pipe and substantially
fastened at the bell end of the pipe. Other methods of installation
may be considered with the approval of the Engineer.
(4) pipe and joint materials shall conform to the requirements
'- of these specifications; the pipe shall meet the requirements of ASA
specification for the class of pipe as indicated on the plans, , but not
less than Class 25.
(5) -If the cast iron pipe at the end of an auger section connects
with a pipe of a different material, the joint shall be made.by carefully
sealing the joint with oakum and bituminous mastic and concrete encase-
ment for at least 2 feet on either side of the joint.
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SECTION 11. TUNNEL SECTION
11.1 Description
This work shall consist of installing a smooth .steel conduit pipe
with welded joints by boring, jacking, or tunneling at the option of
the Contractor and subject to approval cf the Department and/or other
agencies which may have jurisdiction.
11.2 Construction Itthods and Materials
(1) The equipment used for installing the smooth steel conduit
pipe shall be such that it is capable of installing the pipe without
undue difficulty or delay. Only experienced personnel familiar with
the operation and work shall be employed for installing the pipe and
operating the equipment.
(2) Grade and alignment shall be checked and must;be such that it
will receive and carry the sanitary sewer pipe (CARRIER PIPE) at the
line and grade shown -on_the plans.
(3) Conduit Pipe material shall be smooth steel pipe with welded
joints with the following minimum requirements.
CARRIER PIPE CONDUIT PIPE CONDUIT PIPE
SIZE SIZE WALL THICKNESS
61t 121/ 0.250011
$" .through 10" 18" 0.3125"
12" through 1511 .2411 0.312511
1811 3011 0.312511
2111 .through 241' 36f1 0.500011
-- (4) , After the carrier pipe has been installed, the ends of the
conduit shall be sealed with a, brick and mortar bulkhead not less than
8-inches in thickness.
(5) Concrete pipe conduit will be considered upon submitting complete
plans' and specifications to the Engineer for review.
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SECTION 12. TRENCH BACKFILL
12.1 Descriw ion
This work shall consist of furnishing and transporting fine aggregate
for backfilling material for trenches made on a roadway, parking areas,
driveway, sidewalk at the locations shown on the plans or as directed by
'- the Engineer. This item shall also include the disposal of the surplus
excavated material which is replaced by trench backfill.
12.2 Materials
The fine aggregate used for trench backfill shall conform to Articles
117.11 117.5, and 117.7 of the State of Illinois, Division of Highways,
"Standard Specifications for Road and Bridge Construction, " adopted
January 2, 1958, and subsequently amended. Any excavated material meet-
ing the material requirements for trench backfill may be used for back
filling the trenches.
SECTION 134 PORTLAND CEMENT CONCRETE PAVEMENT
REMOVAL AND REPLACEMENT
13.1 Description
This work shall consist of removing and replacing existing concrete
pavement at the locations shown on the plans or as directed by the
Engineer, where the proposed sewer is to be installed within the limits
of an existing concrete pavement or concrete driveway by the open cut
method.
13.2 Q,onstruetion Method and Materials
(1) The surface of the existing concrete pavement shall be sawed
in neat straight lines to a minimum depth of one-inch on both sides of
the proposed trench, , before removal of the existing concrete pavement
is begun.. The general plane of the cut face below the sawed portion
shall not deviate more than 1-1/2 inches from the vertical. Concrete
thus removed shall be disposed of at locations approved by the Engineer..
(2) ;After the trench backfill has been compacted to the satisfaction
of the Engineer, the Contractor shall replace the concrete pavement to
the thickness of that which was existing, plus 2 inches.
(3) Concrete used for replacement shall meet the requirements of
Class-X Concrete as set forth in the State of Illinois, Division of
Highways, "Standar&Specifications for Road and Bridge Construction, "..
adopted January 2, 1958, and subsequently, amended.
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SECTION 14. BITUMINOUS CONCRETE PAVEMENT - ENTIRE
14,1 Description
This work shall consist of removing and replacing existing bitumin-
ous concrete pavement at the locations shown on the plans or as directed
by the Engineer, where the-proposed sewer is to be installed within the
limits of an existing bituminous concrete surfaced roadway or driveway
by the open out method,
14,2 Construction Methods and .Materials
(1) The surface of the existing bituminous concrete shall be cut
_ in neat straight lines on both_sides of the proposed trench_before re-
moval of the existing surface is begun. Removal shall be accomplished
in such a manner which will not disturb or otherwise crack, tear, or
disturb the surface beyond the limits of the cut lines on either side
of the trench. Bituminous concrete_thus removed shall be disposed of
at locations approved by the Engineer,
(2) After the, trench backfill has been compacted to the satisfac-
tion of the Engineer, , the Contractor shall excavate the width of the
trench to a depth of 2-1/2" below the surface of the existing bituminous
concrete, clean the previously cut edges and prime the -trench width at
the rate of .50 gallons per square yard. The trench shall then be re-
surfaced with 2-1/2" (compacted thickness) of bituminous concrete.
(3) The bituminous concrete (I-II Surface Course Mixture) materials
and construction shall conform to applicable articles of Section 46 of
the State of Illinois, Division of Highways, "Standard Specifications
_ for Road and Bridge Construction,".runless otherwise designated or
approved by the Engineer.
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SECTION 15. OTHER ROADWAY SURFACE RESTORATION
15..1 Description
This work shall consist of restoring all roadway and driveway
surfaces other than described in the preceding sections with an equal
or better surface than the originals
SECTION 16. ROCK EXCAVATION
16.1 Description
This work shall consist of furnishing all labor, equipment and
materials .required.to excavate in rock for proper construction of this
improvement. Rock Excavation shall include all boulders or rack
measuring 1/2 cubic yard or more, and all solid or ledge rock, slate,
shale, sandstone, and other hard material that cannot be excavated
without resorting to the continuous use of pneumatic tools or to contin-
uous drilling and blasting,
16.2 Excavation Limits
The limits of excavation shall comply with previous sections of
these specifications, however, a minimum of four inches shall be_ main-
tained between the unexcavated rock and the outside of the sewer pipe
including the belle
SECTION 17. CONCRETE AND REINFORCEMENT BARS
�-
All concrete and reinforced concrete work shall comply with the
applicable_sections of Articles 52 and 124 of the State of Illinois,
Division of Highways, "Standard Specifications for Road and 'Bridge
construction," adopted January 2, 1958, and subsequently amended. Unless
otherwise .specified, Class-X°Concrete and deformed,billet-steel rein-
forcement bars will be used.
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DIVISION III
GENERAL SPECIFICATIONS
FOR
WATER MAIN INSTALLATION
.SECTION 18, WATER MAINS
18.1 Description
This work shall consist of constructing water mains of the
required inside diameter with necessary fittings, laid and backflled
as specified herein, and conforming in all respects to the lines and
grades shown on the plans, or as approved by the Engineer,
18.2 Construction Methods
Applicable sections of the latest publication of the American
Water Works Association's "Standard for Installation of Gast Iron Water
Mains," AWWA G600, shall apply.
The minimum depth of cover for all water mains shall be 5.0 feet.
AWWA G600 `Section _14.9 shall apply, except where AWWA G600, Section
14.8 applies AIWA 0600, Section 14.80 shall apply for all driveways
or entrances.
The maximum trench width to a point of one foot above the top of
the water main shall be limited to the inside diameter of the water
main, plus two (2) feet.
18.3 Pipe Materials
�. Pipe shall be produced of the material specified and manufactured
in strict adherence to applicable ASTM, ASA,or' other applicable
standardizing agency specifications, and meeting all requirements of
strength and alignment tolerances as set forth in said specifications.
18.4 Tests and InsR2ction
Applicable sections of the latest publication of American Rater
Works Association Standard for Installation of Gast Iron Water Mains,
AWWA C600, shall apply. The minimum test pressures related to the low
_ point in the system.shall be pressure test - 100 psi
leakage test 60 psi
18
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All hydrants shall stand plumb and shall have
their nozzles parallel with or at right angles
to the curb, with the pumper nozzle facing the
curb, except that hydrants having two hose
nozzles 90 deg. apart shall be set with each
nozzle facing the curb at an angle of 45 deg.
Hydrants shall be set to the established grade,
with nozzles at least 12 in. above the ground,
as shown or as directed by the engineer.
SECTION 19. FIRE HYDRANTS AND VALVES
19.1 Description
This work shall consist of furnishing and installing fire hydrants,
valves, and appurtenances at the location shown-on the plans or as
directed by the Engineer.
.19.2 Coonsstr11ction Wthods and Materials
Applicable sections of the latest publication of the American
Water Works Association Standards for Installation of Cast Iron Water
Mains (AWWA 0600) Gate Valves for Ordinary Water Works Service (AWWA
0500), and Fire Hydrants for Ordinary Water Works Service (AWWA C502)
shall apply. 1;7 7',/C%szs f '. 7,0 e vet�_ �'���� ��° /�q5
Hydrants shall be equipped with two 2-1/2 inch hose nozzles and
one 4-1/2 inch pump nozzle.
All operating nuts shall open to the left (counter-clockwise).
SECTION 20. HOUSE SEHVICES
20.1 Description
This work shall consist of installing house services and associated
appurtenances from the water main to the road,or street rights-of-way
_. at the locations shown on the plans, or as directed by the Engineer.
20.2 Construction Methods and Materials
House services shall be at least 3/4 inch, Type K, soft copper
from the cast iron water main to the road rights-of-way, and where
-possible, constructed at right angles to the water main.
The minimum cover shall be 5.0 feet.
The house .service shall be connected to the water main.by means
of a corporation stop and terminated at the road right-of-way with a
ground roundway key stop and service box of the "Minneapolis Pattern" or
�-' as approved by the Engineer.
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SECTION 21, DISINFECTING
21.1 Description
This work shall consist of chlorinating all new water mains and
appurtenances and obtaining approval from the applicable Public Health
Authorities,
2102 Disinfecting; Methods
The disinfecting of water mains shall comply with the procedures
set forth in the latest American Water Works Association Standards for
Disinfecting Water Mains, AWWA 0601,
SECTION 22. COMWN SPECIFICATIONS
22.1 Description
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This section shall have reference to sections under the Sanitary
Sewer Construction methods, which are common to both Water Blain and
Sanitary Sewer Constructiono
22.2 Common Sections
The following Sanitary Sewer Construction Sections shall apply as
applicable to Water Main Construction:
Section
10 Auger Section
11 Tunnel Section
12 Trench Backfill
13 PCC Pavement Removal and Replacement
14 Bituminous Concrete Pavement Removal
•- and Replacement
15 Other Roadway Surfacing
16 Rock Excavation
17 Concrete and Reinforcement Bars
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DIVISION IV
GENERAL SPECIFICATIONS
FOR
ROAD AND`BRIDGE CONSTRUCTION
SECTION 23. ROADS AND BRIDGES
2301 Description
This work shall consist of constricting :roads and bridges con-
forming in all respects to the line and grade shown on the plans or
as approved by the Engineer.
23,2 Q,onstruction Methods and Materials
All work shall comply with the applicable section of the latest
publication and revision of the State of Illinois, Division of Highways,
"Standard Specifications for Road and Bridge Construction, " and
Highway Standards,
SECTION 24e STORM SEWERS
24.1 Description
This work shall consist of construction of storm sewers .of the
required size and appurtenances conforming in all respects to the line
and grade shown on the plans or as approved by the Engineer,
24e2 Construction Methods and Materials
All work shall comply with the applicable section of the latest
publication and revision of the Stage of Illinois, Division of Highways,
"Standard Specifications for Road, and Bridge Construction, " and
Highway Standards,
21
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FIRE HYDRANT
- MUNICIPAL. COUNTY OR UTILITY STANDARD
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FINISHED GROUND
VALVE BOX. I F
CALLED FOR IN
THE PROPOSAL
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1/2 CU.YD. GRAVEL 3/4" TO 2" -
STANDARD SIEVE SIZE
WATER MAIN
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4" CONCRETE SLAB ♦:. �. e'
6" AUXILIARY GATE VALVE. IF
18" S . MIN. CALLED FOR IN PROPOSAL -
WROUGHT IRON TIE RODS
TO BE USED UNLESS OTHERWISE SPECIFIED. _
IN GENERAL THE ENGINEER WILL SPECIFY _
THE TYPE OF DRAINAGE AFTER EXCAVATION OF
TRENCH. BASES OF PAYMENT INCLUDES:
- HYDRANT _
VALVE. IF CALLED FOR IN PROPOSAL
- VALVE BOX. IF CALLED FOR IN PROPOSAL
- CONNECTION TO WATER MAIN (FITTING;
INNER CONNECTING PIPE AND TIE BARS
CONCRETE SLAB AND GRAVEL
ALL NECESSARY AND ASSOCIATED WORT(
REVISIONS: DRAWN BY: R.R.W.
CHECKED BY: D.A.D. IF RE HYDRANT WI T A U X I L A R Y VALVE
APPROVED BY: F." DATE: 1 - 27 - 65 STANDARD DETAIL NO.
_ _ __ _ _
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