HomeMy WebLinkAbout06080010.14The work required under this section includes all
concrete and bituminous paving and related items
necessary to complete the work indicated on drawings
and described in the specifications, including but not
limited to:
All streets, parking areas in contract limits
Curbs and gutters
Sidewalks and concrete slabs, exterior steps
Concrete - Concrete shall be ready-mixed concrete
and shall be a mix of proportioned fine and
coarse aggregates with Portland cement and water.
Minimum cement content shall be 6 bogs per cubic
yard of concrete and maximum water content shall
be 5.5 U.S. gallons per sock of cement, including
moisture in the aggregate. Slump for normal
weight concrete shall be a maximum of 4 inches
and a minimum of 2 inches. the slump of machine
placed concrete shall be no less than 1-1/4
inches nor more than 3 inches. Standard test
ASTM C-143 shall be used to measure slump.
Compressive strength of concrete at 28 days shall
be 4000 psi. All oxterior concrete shall have
air entrainment of 5% to 8% by volume per ASTM C
-260. Retempering of delivered concrete will not
be allowed. Concrete shall be composed of:
Portland cement - Conforming to ASTM
Type IA or Type 111A.
Conforming to ASTM C-33
Water - Shall be clear and free from
injurious amounts of oils, acids, alkalies,
organic materials or other deleterious
substances.
Welded Steel Wire Fabric - Where required for
concrete reinforcement shall conform to ASTM A185.
Premoulded Joint Filler - Shall be of non
-extruding type meoting ASTM D-544 except that
premoulded joint filler used in concrete walk
construction may bo either non-extruding or
resilient.
Bituminous Pavement Materials - All materials
proposed for the construction of bituminous
pavernents shall comply with the Indiana Department
of Transportation specifications, per latest
revision.
Compacted Aggregate Subbase: Shall be crushed
stone or gravel. Crushed gravel shall be a
minimum of 35% crushed material. Chert shall be
limited to a maximum of 8% of the total. Material
shall be free from kin excess of flat, elongated,
thinly laminated, soft or disintegrated pieces;
and shall be free from fragments coated with dirt.
Compacted aggregate shall be graded cis follows:
Grading - Do any necessary grading in addition to
that performed in accordance with Earthwork
Section, to bring subgrades, after final
compaction, to the required grades and sections
for site improvement.
Preparation of Subgrade - Remove spongy and
otherwise unsuitable material and replace with
stable material. No traffic will be allowed on
prepared subgracle prior to paving.
grade - The first 6 inches below
the subgrade shall be compacted to at least 100%
of the maximum dry density as determined by the
provisions of AASHO T-99 or 95% Modified
(ASTM D-1557). Water shall be prevented from
standing on the compacted subgrade.
Utility Structures - Check for correct elevation
of all manhole covers, valve boxes and similar
structures located within areas to be paved, and
make, or have made, any necessary adjustments in
such structures.
Placing Concrete
Subgrade - Place concrete only on a moist,
compacted subgrade or base free from loose
material. Place no concrete on a muddy or
frozen subgrade.
Forms - All forms shall be free from warp,
event leakage and
substantial enough to maintain their shape
and position without springing or settling,
when concrete is placed. Forms shall be
clean and smooth immediately before
concreting.
Placing Concrete - Concrete shall be
require as little
rehandling as practicable. When concrete is
to be placed at an atmospheric temperature of
35 degrees F. or less, paragraph 702.10 of
the Indiana Department of Transportation
Specifications latest revision shall be
followed.
Expansion Joints - Shall be 112 inch thick
premoulded between storm structures & curb.
Curing Concrete - Except as otherwise specified,
cure all concrete by one of the methods described
in Section 501.17 of the Indiana Department of
Transportation Specifications, latest revision.
Bituminous Pavement - Hot asphalt concrete
as specified in Section 402
and must comply with Section 401.05 of
the Indiana Department of Transportation
Specifications latest revisions. Paving will not
be permitted during unfavorable weather or when
the temperature is 40 degrees F. and falling.
Contraction /Control Joints - Unless otherwise
provided, contraction joints shall be sawed
or scored joints spaced 10 feet on center, except for
intersection rodii where joints shall be placed 5' o.c.
Finish - Tamp and screed concrete as soon as
placed, and fill any honey combed places.
Finish square corners to 1/4" radius and
other corners to radii shown.
Concrete Walks and Exterior Steps
Slopes - Provide 1/4 inch per foot cross
slope. Make adjustments in slopes at walk
intersections cis necessary to provide proper
drainage.
Dimensions - Walks and steps shall be one
course construction and of widths and details
shown on the drawings.
Finish - Screed concrete and trowel with a
steel trowel to a hard dense surface after
surface water has disappeared. Apply medium
broom finish and scribe control joints at 5
foot spacing. Provide 1/2" expansion joints
where sidewalks intersect, and at a maximum
spacing of 48 feet between expansion joints.
Compacted Aggregate Subbase - the thickness shown
on the drawings is the minimum thickness of the
fully compacted subbase. Compaction shall be
accomplished by rolling with a smooth wheeled
roller weighing 8 to 10 tons. Compact to 90%
a Standard Testing Procedures.
Along curbs, headers and walls and at all placed
not accessible to the roller, the aggregate
material shall be tamped wit'I mechanical tampers
or with approved hand tornpers.
NOTE:
CONTRACTOR SHALL CONTACT THE DEPARTMENT OF ENGINEERING
TO SCHEDULE A PRE-CONSTRUCTION MEETING TO REVIEW THE
DEPARTMENT"S CONSTRUCTION REQUIREMENTS, STAFF
N011FICATION REQUIREMENTS, REQUIRED INSPECTIONS FOR
CERTAIN STAGES OF THE WORK AND TO REVIEW THE AUTHORITY
OF THE DEPARTMENT AS IT RELATES TO WORK WITHIN THE
SED CITY RIGHT-OF-WAY.
City of Came! Right-of-Way Paving Policy
1) General
A)The work subject to the requirements of this policy shall include the production, hauling /delivery, spreading, finishing, compaction and other work necessaryto prepare foundations, install aggregate bases and
install one or more courses of base, intermediate, or surface hot mix asphalt mixtures within existing or proposed right-of-way for roadways, auxiliary lones and asphalt multi-use poths.
8) This poiicy shall be the basis for acceptance of the work by the City. Failure to adhere to the requirements of this policy may result in non-occeptance of the work or other remedies outlined in this policy.
C) Workmanship, materials and quality of the work completed shall conform to the 2006 Standard Specifications of the Indiana Department of Transportation (hereinafter referred to as Standard Specifications),
except where deviations are allowed herein, or variances are granted.
D) Where the minimum standards of any other governmental agency having concurrent �urisdiction exceed these standards, the higher standards shall apply.
-) If any plan or other note or specification on the approved construction documents exceeds the minimum standards of this policy, the higher standards shall apply.
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Nothing contained herein shall be construed as prohibiting the design and construction of improvements meeting higher standards, nor as discouraging petitions to appropriate governing bodies for varionces
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for alternatives which can be supported by advances in technology and are approved by other agencies with concurrent jurisdiction.
G) Ad *or-( shod comply with the requirements of Section 105.03 of the Standard Specifications.
H) For the purposes of this policy, where the term Engineer is used in this policy and the Standard Specifications, it shall mean:
i) Tne Carmel City Engineer, staff of the Deportment of Engineering, other personnel employed by the City of Carmel, or authorized agent(s) that may be retained to represent the City of Carmel.
ii) The Hamilton County Highway Engineer, staff of the Hamilton County Highway Department, other personnel employed by Hamilton County, or authorized agent(s) that may be retained to represent
Hamilton County Highway, depending on the location of the work.
1) Authority of the Engineer over the work shall be per Section 105.01 of the Standard Specifications.
J) Prior to commencing the work, the Contractor performing the work shall contact the Engineer to schedule a pre-construction meeting to review the Engineer's construction requirements, stoffnotificGtion
requirements, required inspections for certain stages of the work and to review the authority of the Engineer as it relates to the work.
K) Uroer no circumstances shall work subject to the standards established by this policy commence without obtaining approved construction drawings bythe City of Carmel Department of Engineering.
2) Founda-,ion
A) Genera:
I) This work shall consist of the construction /preparation of the foundation in accordance with Section 105.03 of the Standard Specifications.
B) Excavation and Embankment
') ;�,;Ior to beginning excavation and embankment operations, all necessary clearing, grubbing, scalping and topsoil stripping and subsequent backfilling for removed items within the slope stake limits shall be
performed in accordance with Section 201.03 and 201.04 of the Standard Specifications. All topsoil, vegetation, roots, stumps, friable and deleterious material shall be completelyremoved within the limits
of the slope stokes.
ii) Excavations
(1 )After excavation operations, all spongy and yielding material that does not readily compact shod be removed from within the slope stake limits and the resulting void shall be refilled with suitable
material and compacted in accordance with Section 203 of the Standard Specifications.
(2) Any pronounced depressions within the slope stake limits resulting after excavation operations shall be refilled with suitable material and compacted in accordance with Section 203 of the Standard
Specifications.
III) Embankments
(1 )Embankments shall be constructed in accordance with Section 203 of the Standard Specifications.
(2) All spongy and yielding material that does not readily compact shall be removed from within the slope stake limits prior to embankment operations.
(3) Any pronounced depressions within the slope stake limits resulting after clearing, grubbing, scalping and topsoil removal shall be refilled with suitable material and compacted in accordance with
Section 203 of the Standard Specifications prior to embankment operations.
(4) Prior to the construction of any embankment, the original ground surface within the limits of the slope stakes shall be leveled and the upper 6-inches shall be compacted in accordance with Section
203 of the Standard Specifications.
hall be shaped to be well drained and shall be protected to prevent erosion.
each embankment lift, final compacted depth, compaction method and compaction requirements shall be in accordance with Section 203 ofthe Standard Specifications.
C) Soil Suogrades
I) Subgrodes shall be prepared only after the installation of all utilities and subsurface drains indicated on the approved construction documents to be located under the pavement are completed. Trench
backfilling work of these installations shall be in accordance with the City of Carmel Trench Backfilling specifications.
ii) The subgrode shall be shaped to the required grade and sections, free from all ruts, corrugations, or other irregularities.
Fi) The subgrade shall be uniformly prepared, compacted and approved in accordance with Sections 207.02, 207.03 and 207.04 of the Standard Specifications.
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IV) Subgrades shall be inspected and approved by the Engineer before any aggregate base or hot mix asphalt pavements are constructed. A proofroll shoil be conducted in accordance with Section 203.26
, of the Standard Specifications. Unacceptable areas shall be corrected to the satisfaction of the Engineer before any aggregate base or hot mix asphalt paving operations commence.
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V) I At the discretion of the Engineer, Subgrode that has satisfactorily passed a proofroll, but remains uncovered for a period of 14 calendar days prior to placing stone or is subject to a measurable rain
event prior to placing stone, sholl be subject to additional proof rolls prior to placement of the Aggregate Base,
D) Existing Pavement
I) Mill;ng of existing pavement surfaces shall be in accordance with Section 306.02, 306.03, 306.05, 306.07 and 306.08 of the Standard Specifications.
k areas of the existing pavement section uncovered during the milling process shall be repaired in accordance with Section 304.02, 304.03, 304.05 or 305 ofthe Standard Specifications.
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111) Prior to opening milled areas to traffic, the milled areas shall be cleaned of all material, debris and dust resulting from the operation.
IV) Milled areas that remain open to traffic longer than those times stipulated in Section 306.05 of the Standard Specifications shall be subject to liquidated damages outlined in Section 306.05 ofthe
Standard Specifications. The Contractor shall be responsible for payment of these liquidated damages.
3) Aggregate Bases
A) General
i) Tinis work shall consist of placing a compacted aggregate on a prepared soil subgrode in accordance with Section 105.03 of the Standard Specifications.
ii) Aggregate Base materials shall be in accordance with Section 301.02 of the Standard Specifications.
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I 1!) The material shall be obtained from a Certified Aggregate Producer in accordance with Section 917 of the Standard Specifications.
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IV) The Aggregate Bose material shall be handled and transported to, and on, the work site in a manner that minimizes segregation and moisture loss.
V) Aggregate Bases shall be constructed on prepared foundations and to thicknesses equal or greater than those indicated on the approved construction documents.
B) Temperature and Seasonal Limitations
I) The Aggregate Base shall be placed in accordance with the temperature limitations of Section 301.04 of the Standard Specifications.
ii) Frozen material shall not be placed,
iii) Aggregate Bases must be placed and pass proof roll prior to November 30 in order to allow paving in accordance with Section 4C(iv) of this policy.
C) Preparation
I) The prepared foundation shall be free from objectionable or foreign materials at the time of placement.
ii) The subgrade shall be subject to additional proof rolls in accordance with Section 203.26 of the Standard Specifications just prior to placing the Aggregate Base on the subgrade in accordance with
Section 2C(v) of this policy, Unacceptable areas shall be corrected to the satisfaction of the Engineer before any Aggregate Base is placed.
D) Spreading and Finishing
I) The Aggregate Base shall be spread in accordance with Section 301.05 of the Standard Specifications.
ii) The Aggregate Base shall be compacted in accordance with Section 301.06 of the Standard Specifications.
III) Subsequent paving courses shall be placed over the Aggregate Base within 14 calendar days. Aggregate Bases that lay exposed for a period of time greater than 14 calendar days or experience a
measurable rain event prior to the placement of subsequent paving courses shall be subject to inspection and acceptance by the Engineer. At the discretion of the Engineer, additional proof rolls maybe
required.
4) Asphalt Pavement
A) General
I) This work shall consist of placing one or more courses of base, intermediate, or surface hot mix ,,jsphalt (HMA) mixtures on a prepared foundation in accordance with Section 105.03 of the Standard
Specifications.
ii) HMA base, intermediate, or surface mixtures shall be constructed on prepared foundations and to thicknesses equal or greater than those indicated on the approved construction documents.
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Ill'i Materials used in the production of the HMA mixtures shall be in accordance with Section 41.03 of the Standard Specifications.
IV) Equipment for HMA operations, including but not limited to production, hauling/transportation. loyclown, compaction and miscelloneous/ancillary activity shall be in accordance with Section 409 ofthe
Standard Specifications.
V) Installation of the full pavement section indicated on the approved construction documents for the entire area to be paved must be completed in the same paving season,
vi) Widening operations shall comply with the following:
(I)The outside face of the excavated area shall be left as nearly vertical as the nature of the material will permit and not wider than the outside limits of the widening section.
(2) The existing pavement adjacent to the widening area sholl be sawcut to a clean edge.
(3) The subgrode in the widened area shall be compacted in accordance with this policy.
(4) Widening mixtures shall comply with the pavement section indicated on the approved construction documents.
(5) Compaction of the widening shall be in accordance with Section 304.05 of the Standard Specifications.
B) Preparation
I) The Aggregate Base shall be subject to additional proof rolls in accordance with Section 203.26 of the Standard Specifications just prior to placing the HMA courses in accordance with Section 3D(iii) of
this policy. Unacceptable areas shall be corrected to the satisfaction of the Engineer before any paving operations commence.
ii) All displacement or rutting of the Aggregate Base shall be repaired prior to placing HMA mixtures,
III) Milled asphalt surfaces shall be tacked in accordance with Section 406 of the Standard Specifications.
IV hall be tacked in accordance with Section 406 of the Standard Specifications.
v) Contact surfaces of curbing, gutters, manholes, and other structures shall be tacked in accordance with Section 406 of the Standard Specifications.
vi) Vfoces on which a mixture is placed shall be free from objectionable or foreign materials at the time of placement.
Vii) Tock Coat material shall be distributed with equipment meeting the requirements of Section 409.03(a) of the Standard Specifications.
C) Weather and Seasonal Limitations
I) HMA courses shall be placed when the ambient temperature and the temperature of the surface on which it is to be placed is 45T (TC) or above. The Engineer shall determine the ambient temperature.
T�ere shall be no provision for low temperature compaction allowed by Section 402.16 of the Standard Specifications.
I[) No mixture shall be placed on a frozen subgrode.
iii) Under no circumstances shall HMA mixtures be placed between December 15 and March 30.
IV) If a foundation that is to receive one or more courses of base, intermediate, or surface HMA mixtures is placed and determined to be an approved foundation bythe Cityprior to November 30,
placement of HMA courses to December 15, provided that the ambient and foundation surface temperature complies with the requirements of Section 4C(i) of this policyand the paving
contractor pay for the services of a full time construction inspector and who shall act as an authorized agent of the Engineer. The Engineer shall select the construction inspector.
v) If the ambient and foundation surface temperature complies with the requirements of Section 4C(i) of this policy between April 1 and April 15, HMA course shall be allowed to be placed on an
approved foundation provided that the paving contractor pay for the services of a full time construction inspector and who shall act as an authorized agent of the Engineer. The Engineer shall select the
construction inspector,
vi) The Engineer reserves the right to suspend all paving operations If, in the opinion of the Engineer, that prevailing weather conditions and/or the condition of the Subgrade and/or the Aggregate Base
may result in substandard HMA placement spreading and finishing.
D) Spreading and Finishing
I) HMA courses shall be placed upon an approved foundation or other HMA course by means of loydown equipment in accordance with Section 409.03(c) of the Standard Specifications.
r flushing or bleeding of HMA mixtures will not be permitted. Corrective action shall be token to prevent continuation of these conditions. Segregated or flushed or bleeding HMA mixtures
shall be removed if directed.
III) All areas showing an excess or deficiency of binder shall be removed and replaced.
IV) All HMA mixtures that become loose and broken, mixed with dirt, or is in any way defective shall be removed and replaced.
E) Joints
I) Joints shall conform to the requirements of Section 401.15 of the Standard Specifications.
F) Compaction
I) The HMA mixture shall be compacted with equipment in accordance with Section 409.03(d) of the Standard Specifications immediately after the mixture has been spread and finished.
ii) Rollers shall not cause undue displacement, cracking, or shoviing.
5) Inspections
A) All materials furnished and each part or detail of the work will be subject to inspection per Section 105.10 of the Standard Specifications for the purpose of ascertaining that the work is in substantial
conformance with this policy and the approved construction documents.
B) The Contractor shall notify the Engineer a minimum of 48-hours in advance of commencing any work subject to the standards established by this policy.
C) The Contractor shall schedule proofrolls with the Engineer a minimum of 48-hours in advance of such proofrolls.
D) Sampling and testing of materials, equipment or construction work may be required at the expense of the Contractor at the discretion of the Engineerfor the purpose of ascertaining that the work is in
substantial conformance with this policy and the approved construction documents. Sampling and testing shall conform to the requirements of the sections of the Standard Specifications applicable to the
portion of the work suspected to be non-compliant or as directed by the Engineer.
E) *ere the Engineer determines that is necessary to confirm compliance with standards of quality or thickness, pavements shall be cored and tested at the expense of the Contractor. The average
thicknesses of all courses must equal or exceed the minimum prescribed by the approved construction documents, and no single core shall show a deficiency greater than one half inch (1/2") in any course
or total thickness from the pavement section indicated on the approved construction documents.
F) SL:ch inspections shall not be construed to relieve the developers' engineers or contractors in any way from their obligations and responsibilities under their contracts. Specifically, inspection by the Engineer,
or by retained engineers or testing agencies, shall not require them to assume responsibilities for the approved construction documents, for any misinterpretation of the approved construction clocuments by
the contractors during construction, or for the means and methods of construction, nor for safety on the job site.
G) Work identified to not meet the requirements of this policy or the approved construction documents, unacceptable work, whether the result of poor workmanship, use of defective materials, damage through
carelessness, or any other cause found to exist prior to the final acceptance of the work, shall be removed immediately and replaced in an acceptable manner at the Contractor's expense.
H) If the Contractor fails to comply forthwith with any order made under the provisions of this subsection, the Engineer will have authority to cause unacceptable work to be remedied or removed and reploced;
to cause unauthorized work to be removed; and to deduct the costs from any monies due or to become due.
1) Work done contrary to instructions provided by the Engineer shall be considered unacceptable and subject to immediate removal and replacement in accordance with the instructions provided by the Engineer.
6) Acceptance
A) Before acceptance of any phase of construction, the Engineer shall determine if the improvements are in substantial compliance with this policy (except for any variances granted) and the approved
construction documents
B) The Engineer may, at his sole discretion, accept work that is not in conformance with this policy provided that the work is bonded for a period greater than three years. The Enginaer shall establish the
extended bonding requirement.
1) General
A) The work subject to the requirements of this policy shall include the production, hauling/delivery, excavation for, placing, installation,
jointing, curing, finishing, and other work necessary to prepare folinclations and soil subgrades, install aggregate boses and install
concrete curbing within property within the corporate limits of the City of Carmel and existing or proposed right-of-way.
B) This policy shall be the basis for acceptance of the work by the City. Failure to adhere to the requirements of this policy may result
in non-acceptance of the work or other remedies outlined in this policy.
C) Workmanship, materials and quality of the work completed shall conform to the 2006 Standard Specifications of the Indiana
Department of Transportation (hereinafter referred to as Standard Specifications), except where deviations are allowed or specified
herein, or variances are granted.
D) Where the minimum standards of any other governmental agency having concurrent jurisdiction exceed these standards, the higher
standards shall apply�
E)lf any plan or other note or specification on the approved construction documents exceeds the minimum standard,3 of this policy, the
higher standards shall apply.
F)Nothing contained herein shall be construed as prohibiting the design and construction of improvements meeting higher standards, nor
as discouraging petitions to appropriate governing bodies for variances for alternatives which con be supported by advances in
technology and are approved by other agencies with concurrent jurisdiction.
G) All work shall comply with the requirements of Section 105.03 of the Standard Specifications.
H) For the purposes of this policy, where the term Engineer is used in this policy and the Standard Specifications, it shall mean:
a)The Carmel City Engineer, staff of the Department of Engineering, other personnel employed by the City of Carmel, or authorized
agent(s) that may be retained to represent the City of Carmel.
ii)The Hamilton County Highway Engineer, staff of the Hamilton County Highway Department, other personnel employed by Hamilton
County, or authorized agent(s) that may be retained to represent Hamilton County Highway, depending on the location of the work.
1) Authority of the Engineer over the work shall be per Section 105.01 of the Standard Specifications.
J)Prior to commencing the work, the Contractor performing the work shall contact the Engineer to schedule a pre- construction meeting
to review the Engineer's construction requirements, staff not'9�:ation requirements, required inspections for certain stages of the work
and to review the authority of the Engineer as it relates to the work.
K) Under no circumstances shall work subject to the standards established by this policy commence without obtaining approved
construction drawings by the City of Carmel Department of Engineering.
L)At the sole discretion of the Engineer, the portions of this policy related to inspections and testing of work subject to the
requirements of this policy outside of the right-of-way shall be determined at the pre-construction meeting.
M) Dimensional and other standards for concrete curb shall be in accordance with the City of Carmel Standard Details.
N) Under no circumstances shall material other than Portland Cement Concrete meeting the standards established by this policy be
utilized to construct concrete curbs within the corporate limits of the City of Carmel.
0) Under no circumstances shall extruded type curb be installed within the corporate limits of the City of Carmel.
2) Foundation
A) General
i) This work shall consist of the construction/preparation of the foundation in accordance with Section 105.03 of the Standard
Specifications.
il)The foundation shall be prepared in accordance with Section 605.03(c) of the Standard Specifications and the requirements of this
policy.
B) Excavation and Embankment
i) Prior to beginning excavation and embankment operations, all necessary clearing, grubbing, scalping and topsoil stripping and
lling for removed items within the slope stake limits shall be performed in accordance with Section 201.03 and
201.04 of the Standard Specifications. All topsoil, vegetation, roots, stumps, friable and deleterious material shall be completely
removed within the limits of the slope stakes.
I!) Excavations
(1) After excavation operations, all spongy and yielding material that does not readily compact shall be removed from within the
slope stake limits and the resulting void shall be refilled w.ch juitable material and compacted in accordance with Section 203 of
the Standard Specifications.
(2) Any pronounced depressions within the slope stake limits resulting after excavation operations shall be refilled with suitable
material and compacted in accordance with Section 203 of the Standard Specifications.
,,,) Embankments
(1) Embankments shall be constructed ;n accordance with Section 203 of the Standard Specifications.
(2) All spongy and yielding material that does not readily compact shall be removed from within the slope stake limits prior to
embankment operations.
(3) Any pronounced depressions within the slope stoke limits resulting after clearing, grubbing, scalping and topsoil removal shall be
refilled with suitable material and compacted in accordance with Section 203 of the Standard Specifications prior to embankment
operations.
(4) Prior to the construction of any embankment, the original ground surface within the limits of the slope stakes shall be leveled
and the upper 5--inches shall be compacted in accordance with Section 203 of the Standard Specifications.
(5) Embankments shall be shaped to be well drained and shall be protected to prevent erosion.
(6) Loose depth of each embankment lift, final compacted depth, compaction method and compaction requirements shall be in
accordance with Section 203 of the Standard Specifications.
C) Soil Subgrades
I) Subgrades shall be installed on foundations constructed in accordance with Section 2(A) and Section 2(B) of this policy and only
after the installation of all utilities and subsurface dra,is indicated on the approved construction documents to be located under the
pavement are completed. Trench backfilling work of these installations shall be in accordance with the City of Carmel Trench
Backfilling specifications.
i!)The subgrade shall be shaped to the required grade and sections, free from all ruts, corrugations, or other irrequiarities.
III) The subgrade shall be uniformly prepared, compacted and approved in accordance with Sections 207.02, 207.03 and 207.04 of
the Standard Specifications.
iv) Subgrades shall be inspected and approved by the Engineer before any aggregate base or concrete �urbs are constructed. A
procifroll shall be conducted in accordance with Section 203.26 of the Standard Specifications. Unacceptable areas shall be corrected
to the satisfaction of the Engineer before the placement of any Aggregate Base or concrete curbing.
v)At the discretion of the Engineer, Subgracle that has satisfactorily passed a proofroll, but remains uncovered foi a period of 14-
calendar days prior to placing Aggregate Base or concrete curbing or is subject to a measurable rain event prior to placing
Aggregate Base or concrete curbing, shall be subject to additional proof rolls prior to placement of the Aggregate Base or concrete
curbing.
3) Aggregate Bases
A) General
I) This work shall consist of placing a compacted Aggreqate Base on a prepared soil subgrade in accordance with Section 105.03 of the
Standard Specifications.
ii)Aggregate Base materials shall be in accordance with Section 301.02 of the Standard Specifications.
iii) The Aggregate Base material shall be obtained from a Certified Aggregate Producer in accordance with Section 917 of the
Standard Specifications.
iv) The Aggregate Base material shall be handled and transported to, and on, the work site in a manner that minimizes segregation
and moisture loss.
v)Aggregate Bases shall be constructed on approved soil subgrades and to thicknesses equal or greater than those indicated on the
approved construction documents.
B) Temperature and Seasonal Limitations
i) The Aggregate Base shall be placed in accordance with the temperature limitations of Section 301.04 of the Standard Specifications.
ii)Frozen material shall not be placed.
III) Aggregate Bases must be placed and pass proof roll prior to November 30 in order to allow paving in accordance with Section
4C(iv) of this policy.
C) Preparation
i) The prepared soil subgrade shall be free from objecticnable or foreign materials at the time of placement.
11)The subgrade shall be subject to additional proof rolls in accordance with Section 203.26 of the Standard Specifications just prior to
placing the Aggregate Base on the subgrode in accordance with Section 2C(v) of this policy. Unacceptable area� shall be corrected
to the satisfaction of the Engineer before any Aggregate Base is placed.
D) Spreading and Finishing
I) The Aggregate Base shall be spread in accordance with Section 301.05 of the Standard Specifications.
ii)The Aggregate Base shall be compacted in accordance with Section 301.06 of the Standard Specifications.
III) Concrete curb shall be placed over the Aggregate Base within 14 calendar days. Aggregate Bases that lay exposed for a period
of time greater than 14 calendar days or experience a meacurcible rain event prior to the placement of concrete curb shall be
subject to inspection and acceptance by the Engineer. At the discretion of the Engineer, additional proof rolls may be required.
4) Concrete Curb
A) General
i) This work shall consist of placing concrete curbing on prepared soil subgrades or Aggregate Bases in accordance with Section 105.03
of the Standard Specifications.
ii)Concrete curb shall be constructed on prepared soil subgrades or Aggregate Bases to the dimensional standards of the applicable
City of Carmel Standard Details or in accordance with the curbing details of the approved construction documents.
III) Materials used in the production of the concrete for the curbing shall be in accordance with Section 605.02 of the Standard
Specifications. High early strength admixtures may be utilized but shall not be considered in waiving any requirements of this policy.
iv) Equipment utilized for concrete curbing installation work, including but not limited to production, hauling/delivery, placing,
installation, jointing, curing, finishing and miscellaneous/ancillary activity shall be in accordance with Section 508 of the Standard
Specifications.
v)Concrete production, mixing and hauling/delivery shall be in accordance with Section 502.10 of the Standard Specifications.
v!) Installation of the concrete curbing indicated on the approved construction documents shall be completed in the some paving
season.
8) Preparation
I) The soil subgrade or Aggregate Base shall be subject to additioncl proof rolls in accordance with Section 203.26 of the Standard
Specifications just prior to placing the HMA courses in accordance with Section 2C(v) and 3D(iii) of this policy. Unacceptable areas
shall be corrected to the satisfaction of the Engineer before placement of any concrete curbing.
5)AII displacement or rutting of the soil subgrade or Aggregate Base shall be repaired prior to placing concrete curbing.
C) Weather and Seasonal Limitations
I) Concrete curbing shall only be placed in accordance with Section 502.11 of the Standard Specifications. There shall be no provision
for installation below the temperatures specified.
ii)No mixture shall be placed on a frozen subgrade or Aggregate Base.
i1i) Under no circumstances shall concrete curb be placed between December 15 and March 30.
iv) If a soil subgrade or Aggregate Base over which concrete curb is to placed, is placed and approved by the City prior to
November 30, placement of the concrete curb will be allowed up to December 15, provided that the ambient and soil subgrade or
Aggregate Bose surface temperature complies with the requirements of Section 4C(I) of this policy and the paving contractor pay for
the services of a full time construction inspector and who s' oil ict as an authorized agent of the Engineer. The Engineer shall select
the construction inspector.
v)lf the ambient and soil subgrade or Aggregate Base surface temperature complies with the requirements of Section 4C(l) of this
policy between April 1 and April 15, concrete curb shall be allowed to be placed on an approved soil subgrade or Aggregate Base
provided that the paving contractor pay for the services of a full time construction Inspector and who shall act as an authorized
agent of the Engineer. The Engineer shall select the construction inspector.
vi) The Engineer reserves the right to suspend all concrete curb placement operations if, in the opinion of the Engineer, that
prevailing weather conditions and/or the condition of the Subgrade and/or the Aggregate Base may result in substandard concrete
curb placement, curing and finishing.
D) Placement
I) Concrete curb shall be placed in accordance with Section 502,09, 502.12 and 605.04(c) and 605.04(d) of the Standard Specifications.
ii)Curb machines may be utilized in accordance with Section 605.04(h) of the Standard Specifications provided that the equipment
conforms to the requirements of Section 508 of the Standard Specifications.
iii) Formwork shall comply with the requirements of Section 605.04(b) of the Standard Specifications.
IV) Forms shall be removed in accordance with Section 502.16 and 605.04(b) of the Standard Specifications.
E)Joints
I) Joints shall conform to the requirements of Section 503 and 605.04(e) of the Standard Specifications.
ii)Joints shall be installed at intervals of 10-feet or less; 5-foot or less along radii. Joints In integral curb and Sidewalks shall be
located at the some location cis the joints in the adjo'-iing sidewalk. Joints may be sawed or tooled to a minimum depth of 16-inch.
iii) Preformed expansion joints shall be placed at Intervals of 50-feet or less, at all castings, the beginning and end of all curb
returns, the end of each days work and where abutting existing construction. In addition to these requirements, expansion joints in
integral curb and sidewalks shall be located at the some location as the expansion joints in the adjoining sidewalk.
F)Fin[shing and Curing
I) The concrete curb shall be finished and cured in accordance with Section 502.14, 502.15, 504 and 605.04(f) of the Standard
Specifications.
nd shall be applied to all exposed surfaces on slip-formed concrete curb. For formed concrete curb, curing compound
o all exposed surfaces including sides after any forms are removed.
III) The concrete curb shall be allowed to cure for a minimum of 5-days prior to commencing backfilling operations adjacent to the
concrete curbing.
G) Backfilling
1) The spaces adjacent to the concrete curb shall be backfilled in accordance with Section 605.04(g) of the Standard Specifications only
after the concrete curbing is inspected and accepted by the Engineer in accordance with Section 5 of this policy.
ii)Bockfilling operations shall be completed prior to opening the area to regular construction traffic.
5) Inspections
A) All materials furnished and each part or detail of the work will be subject to inspection per Section 105.10 of the Standard
Specifications for the purpose of ascertaining that the work is in substantial conformance with this policy and the approved
construction documents.
B) The Contractor shall notify the Engineer a minimum of 48-hours in advance of commencing any work subject to the standards
established by this policy.
C) The Contractor shall schedule proofrolls with the Engineer a minimum of 48-hours in advance of such proofrolls.
D) The Contractor and Engineer will conduct an inspection of the new concrete curbing for any damage, including freezing or random
cracks. The inspection and all necessary repairs shall be completed prior to backfilling operations.
E)Sampling and testing of materials, equipment or construction work may be required at the expense of the Contractor at the discretion
of the Engineer for the purpose of ascertaining that the work is in substantial conformance with this policy and the approved
construction documents. Sampling and testing shall conform to the requirements of the sections of the Standard Specifications
applicable to the portion of the work suspected to be non-compliant or as directed by the Engineer.
F)Where the Engineer determines that is necessary to confirm compliance with standards of quality or thickness, concrete curb shall be
cored and tested at the expense of the Contractor. The average thicknesses of the curb must equal or exceed the minimum
prescribed by the approved construction documents.
G) Such inspections shall not be construed to relieve the developers' engineers or contractors in any way from their obligations and
responsibilities under their contracts. Specifically, inspection by the Engineer, or by retained engineers or testing agencies, Shall not
require them to assume responsibilities for the approved construction documents, for any misinterpretation of the approved construction
documents by the contractors during construction, or for the means and methods of construction, nor for safety on the job site.
H) Work identified to not meet the requirements of this policy or the approved construction documents, unacceptable work, whether the
result of poor workmanship, use of defective materials, damage through carelessness, or any other cause found to exist prior to the
final acceptance of the work, shall be removed Immediately and replaced in an acceptable manner at the Contractor's expense.
1) If the Contractor fails to comply forthwith with any order made under the provisions of this subsection, the Engineer will have authority
able work to be remedied or removed and replaced; to cause unauthorized work to be removed; and to deduct the
costs from any monies due or to become due.
J) Work done contrary to instructions provided by the Engineer shall be considered unacceptable and subject to immediate removal and
replacement in accordance with the Instructions provided by the Engineer.
6) Acceptance
A) Before acceptance of the concrete curb, the Engineer shall determine if the improvements are in substantial compliance with this
policy (except for any variances granted) and the approved construction documents.
a, at his sole discretion, accept work that is not in conformance with this policy provided that the work is bonded for
a period greater than three years. The Engineer shall establish the ext, ncled bonding requirement.
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Historic Fort Harrision
8901 Otis Avenue
Indianapolis, IN 46216-1037
Telephone: 317.826.7100
Fax: 317.826.7200
www.schneidercorp.com
Architecture
Civil Engineering
Environmental Engineering
Geotechnical Services
GIS * LIS
Home Builder Services
Interior Design
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Transportation Engineering
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