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HomeMy WebLinkAboutC001 - GENERAL INFORMATIONA B C D E F G H J K L 151413121110987654321 151413121110987654321 A B C D E F G H J K L PRELIMINARY NOT FOR CONSTRUCTION This drawing is for review purposes only. 1100 Sycamore Street, Suite 200 Cincinnati, Ohio 45202 - Ph: 513.984.1070 702 N. Capitol Avenue Indianapolis, Indiana 46204 Ph: 317.636.3980 www.luminaut.com 13295 Illinois Street Suite 142 Carmel, IN 46032 ENGINEERING, LLC SNELLING Ph: (317) 697-0180 www.snellingeng.com IMI Headquarters New Build 10901 Illinois St. Carmel, IN 46032 IN22046 01/18/2023 GSS SEE PLAN 1 TAC REVISIONS 3/8/23 C001 GENERAL INFORMATION CITY OF CARMEL DEPARTMENT OF ENGINEERING NOTES: 1. ALL WORK IN THE PUBLIC RIGHT-OF-WAY SHALL COMFORM TO CURRENT CITY OF CARMEL STANDARDS. ALL STREETS AND WATER MAINS ARE TO BE CONSTRUCTED TO CARMEL STANDARD SPECIFICATIONS. ALL STORM SEWERS SHALL BE CONSTRUCTED TO CITY OF CARMEL AND HAMILTON COUNTY STANDARDS. CONTACT THE APPROPRIATE AGENCIES FOR ADDITIONAL INFORMATION AND/OR DETAILS. 2. ALL PAVING WITHIN THE EXISTING AND PROPOSED CITY RIGHT-OF-WAY SHALL CONFORM TO THE REQUIREMENTS OF THE DEPARTMENT OF ENGINEERING. CONTRACTOR SHALL CONTACT DEPARTMENT OF ENGINEERING TO SCHEDULE A PRE-CONSTRUCTION MEETING TO REVIEW THE DEPARTMENT'S CONSTRUCTION REQUIREMENTS, STAFF NOTIFICATION REQUIREMENTS, REQUIRED INSPECTIONS FOR CERTAIN STAGES OF THE WORK AND TO REVIEW THE AUTHORITY OF THE DEPARTMENT AS IT RELATES TO WORK WITHIN ANY EXISTING AND PROPOSED CITY RIGHT-OF-WAY. 3. ALL PAVING IS TO BE COMPLETED WITHIN THE SAME PAVING SEASON. CITY OF CARMEL COVER AND BACKFILL REQUIREMENTS Storm Sewers Under Pavement, Sidewalk, Paved areas and within Right-of-Way Bedding and Haunching: Bedding and haunching for all reinforced concrete pipe installations shall be #8 stone meeting the material requirements of the INDOT. The material shall be approved by the City of Carmel Department of Engineering at time of installation. Bedding shall be placed in the trench bottom such that after the pipe is installed to grade and line, there remains a 4-inch minimum depth of material below the pipe barrel and a minimum of 3-inches below the bell. For pipe sizes 66-inches and larger, the minimum depth of material below the pipe barrel shall be 6-inches. Bedding shall be placed to be uniform as possible, but shall be loosely placed uncompacted material under the middle third of the pipe prior to placement of the pipe. If the underlying soils of the trench bottom are soft or yielding, the soil shall be undercut to such a depth that when repaired with #2 stone it will produce a uniform and stable foundation along the entire length of the pipe. Haunching shall be compacted in 8-inch maximum lifts to not less than 90% Standard Proctor Density for the entire depth of the material placed. The backfill shall be brought up evenly on both sides of the pipe for the full length of the pipe. Haunching shall extend to the springline of the pipe. Minimum trench width shall be the outside diameter of the pipe plus 18-inches. Final Backfill: Final backfill for all reinforced concrete pipe installations under and within 5-feet of pavement or sidewalk or other paved areas and for all installations within City right-of-way shall be B-Borrow for Structure Backfill meeting the material requirements of the INDOT. The material shall be approved by the City of Carmel Department of Engineering at time of installation. Final backfill shall be compacted in 6-inch maximum lifts to not less than 95% Standard Proctor Density for the entire depth of the material placed. The backfill for the top 6-inches of the excavation below the start of the aggregate sub-base of the pavement shall be No. 53 Stone meeting the material requirements of the INDOT and shall be compacted to not less than 95% Standard Proctor Density. Final Backfill for all reinforced concrete pipe installations greater than 5-feet from pavement, sidewalk, other paved areas or the limit of City right-of-way shall be clean fill material free of rocks larger than 6-inches in diameter, frozen lumps of soil, wood or other extraneous material, compacted in 12-inch maximum lifts to not less than 90% Standard Proctor Density for the entire depth of the excavation. The final 6-inches of the excavation shall consist of topsoil. Water and Sewer Under Pavement, Sidewalk, Paved areas and within Right-of-Way Bedding, haunching and initial backfill materials, placement and compaction for water mains, water service laterals, sanitary mains and sanitary service laterals shall be in accordance with the standard practice of the utility that has jurisdiction over the installation. Final Backfill: Final backfill for water mains, water service laterals, sanitary mains and sanitary service laterals under and within 5-feet of pavement or sidewalk or other paved areas and for all installations within City right-of-way shall be B-Borrow for Structure Backfill meeting the material requirements of the INDOT. The material shall be approved by the City of Carmel Department of Engineering at time of installation. Final backfill shall be compacted in 6-inch maximum lifts to not less than 95% Standard Proctor Density for the entire depth of the material placed. The backfill for the top 6-inches of the excavation below the start of the aggregate sub-base of the pavement shall be No. 53 Stone meeting the material requirements of the INDOT and shall be compacted to not less than 95% Standard Proctor Density. If the standard practice of the utility that has jurisdiction over the installation has a more stringent final backfill requirement, the more stringent requirement shall govern. Minimum Cover for Pipe Crossings within City Right-of-Way: For installation of Storm Mains, Water Mains, Sanitary Mains, Water Service Laterals, Sanitary Service Laterals under City streets, regardless of the jurisdiction of the utility, the minimum cover from the top of the installed pavement to the top of the installed pipe shall be the pavement section thickness (all bituminous and aggregate material above the subgrade) plus 1-0", but under no circumstances shall the cover along any part of the pipe from the final pavement elevation to the top of the pipe be less than 2.5-feet. If the standard practice of the utility that has jurisdiction over the installation has a more stringent cover requirement, the more stringent requirement shall govern. Cover heights for reinforced concrete pipe storm sewer that are less than those required will be evaluated on a case by case condition and approved only with written permission by the city engineer. City of Carmel Concrete Curb Policy December 13, 2006 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 foundations and soil subgrades, install aggregate bases 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)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. 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 can 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. I)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 notification 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. O)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. ii)The foundation shall be prepared in accordance with Section 605.03(a) 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 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 completely removed within the limits of the slope stakes. ii)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 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. (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 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 subgrade shall be shaped to the required grade and sections, free from all ruts, corrugations, or other irregularities. 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 curbs are constructed. A proofroll 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, Subgrade that has satisfactorily passed a proofroll, but remains uncovered for 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 Aggregate 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 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)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 measurable 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. Freeze protection admixtures shall not be utilized under any circumstances. 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. vi)Installation of the concrete curbing indicated on the approved construction documents shall be completed in the same paving season. B)Preparation i)The soil subgrade or 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 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. ii)All 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 with the exception that placement operations shall not begin until the ambient temperature is 50ºF and rising. Placement operations shall be discontinued when the ambient temperature is descending and is 50ºF or below. At the discretion of the Engineer, concrete may be placed at ambient temperatures less than noted above provided that placement, jointing, finishing and curing operations conform to Sections 502.11 and 702.11 of the Standard Specifications. ii)No mixture shall be placed on a frozen subgrade or Aggregate Base. iii)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 Base 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 shall act as an authorized agent of the Engineer. The Engineer shall select the construction inspector. v)If the ambient and soil subgrade or Aggregate Base surface temperature complies with the requirements of Section 4C(i) 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(c) and 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 same location as the joints in the adjoining sidewalk. Joints may be sawed or tooled to a minimum depth of ½-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 same location as the expansion joints in the adjoining sidewalk. F)Finishing 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. ii)Curing compound shall be applied to all exposed surfaces on slip-formed concrete curb. For formed concrete curb, curing compound shall be applied to 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 i)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)Backfilling 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. I)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 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. 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 Engineer shall establish the extended bonding requirement. City of Carmel Right-of-Way Paving Policy November 2, 2005 General A)The work subject to the requirements of this policy shall include the production, hauling/delivery, spreading, finishing, compaction and other work necessary to 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 lanes and asphalt multi-use paths. 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 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)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. 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 can 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. I)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 notification 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. 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. B)Excavation and Embankment i)Prior 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 completely removed within the limits of the slope stakes. ii)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 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. (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 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 subgrade shall be shaped to the required grade and sections, free from all ruts, corrugations, or other irregularities. 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 hot mix asphalt pavements are constructed. A proofroll 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 any aggregate base or hot mix asphalt paving operations commence. v)At the discretion of the Engineer, Subgrade 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, shall be subject to additional proof rolls prior to placement of the Aggregate Base. D)Existing Pavement i)Milling 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. ii)Localized weak 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 of the Standard Specifications. iii)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 of the Standard Specifications. The Contractor shall be responsible for payment of these liquidated damages. 3)Aggregate Bases A)General i)This work shall consist of placing a compacted aggregate 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 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 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 may be required. 4)Asphalt Pavement A)General i)This work shall consist of placing one or more courses of base, intermediate, or surface hot mix asphalt (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. iii)Materials used in the production of the HMA mixtures shall be in accordance with Section 401.03 of the Standard Specifications. iv)Equipment for HMA operations, including but not limited to production, hauling/transportation, laydown, compaction and miscellaneous/ancillary activity shall be in accordance with Section 409 of the 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: (1)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 shall be sawcut to a clean edge. (3)The subgrade 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)Asphalt surfaces between courses shall 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)Surfaces on which a mixture is placed shall be free from objectionable or foreign materials at the time of placement. vii)Tack 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 45°F (7°C) or above. The Engineer shall determine the ambient temperature. There shall be no provision for low temperature compaction allowed by Section 402.16 of the Standard Specifications. ii)No mixture shall be placed on a frozen subgrade. 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 by the City prior to November 30, placement of HMA courses will be allowed up to December 15, provided that the ambient and foundation 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 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 laydown equipment in accordance with Section 409.03(c) of the Standard Specifications. ii)Segregation or flushing or bleeding of HMA mixtures will not be permitted. Corrective action shall be taken 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 shoving. 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 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. E)Where 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)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. 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 replaced; to cause unauthorized work to be removed; and to deduct the costs from any monies due or to become due. I)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 Engineer shall establish the extended bonding requirement. City of Carmel Stormwater Technical Standards Construction Plan Requirements i. Title sheet which includes location map, vicinity map, operating authority, design company name, developer name, and index of plan sheets. See sheet C000. ii. A copy of a legal boundary survey for the site, performed in accordance with Rule 12 of Title 865 of the Indiana Administrative Code or any applicable and subsequently adopted rule or regulation for the subdivision limits, including all drainage easements and wetlands. Included in set as sheets 1 & 2 of 2, by Crossroads Engineers, P.C. iii. An overall project stormwater management plan that includes the location, dimensions, and supporting analyses of all detention/retention facilities, primary conveyance facilities, and outlet conditions for all phases of a multi-phase development. See sheets C300-C304 and stand-alone drainage report. iv. A reduced plat or project site map showing the parcel identification numbers, lot numbers, lot boundaries, easements, and road layout and names. The reduced map shall be legible and submitted on a sheet or sheets no larger than eleven (11) inches by seventeen (17) inches for all phases or sections of the project site. The project does not involve the creation of a new plat. v. An existing project site layout that shall include the following information: a. A topographic map of the land to be developed and such adjoining land whose topography may affect the layout or drainage of the development. When a road borders the land being developed, the survey shall include the road to the limits of the right-of-way on the opposite side of the road and across entire frontage. The contour intervals shall be one (1) foot if the general slope of the development is less than or equal to three percent (≤3%) and shall be two (2) feet when the general slope is greater than three percent (>3%). All elevations shall be given in North American Vertical Datum of 1988 (NAVD). The horizontal datum of topographic map shall be based on Indiana State Plane Coordinates, NAD83. The map will contain a notation indicating these datum information. The names of adjoining properties shall be labeled on the map. See sheet C101 for information provided by Crossroads Engineers, P.C. a] If the project site is less than or equal to two (2) acres in total land area, the topographic map shall include all topography of land surrounding the site to a distance of at least one hundred (100) feet. Not applicable. b] If the project site is greater than two (2) acres in total land area, the topographic map shall include all topography of land surrounding the site to a distance of at least two hundred (200) feet. See sheet C101. b. Location, name, and normal water level of all wetlands, lakes, ponds, and water courses on or adjacent to the project site. See sheet C101. c. Location of all existing structures on the project site. See sheet C101. d. One hundred (100) year floodplains, floodway fringes, and floodways, established or identified in accordance with the City of Carmel Flood Hazard Area Ordinance. Please note if none exists. None exists. e. Identification and delineation of vegetative cover such as grass, weeds, brush, and trees on the project site. See sheet C101. f. Location of storm, sanitary, combined sewer, and septic tank systems and outfalls with all top of casting elevation, invert elevations, pipe sizes, and pipe material indicated. Existing structure and pipe information shall be as-built information and not design information. See sheet C101. g. Land use of all adjacent properties. See sheet C101. h. Identification and delineation of sensitive areas. No "sensitive areas" are known to exist on thet site. i. The location of regulated drains, farm drains, inlets and outfalls and associated easements and widths of said easements. Pipes and inlets for the existing Meridian Suburban Drain are shown on sheet C101. j. Location of all existing cornerstones within the proposed development and a plan to protect and preserve them. No existing cornerstones are within the limits of proposed development. k. Location of all known wells. No wells were shown on the survey. l. Location of known potential contaminant facilities. No contaminant facilities are proposed. The project is for a typical office building. m. Location of all other known utilities with pertinent information including top of casting elevation, invert elevations, pipe size, valve locations, hand hole locations. See sheet C101. n. Other information per the Digital Submission Policy. vi. Utility plan sheet(s) showing the location of all existing and proposed utility lines for the project, including all available information related to the utilities, such as pipe size and material, and invert elevations. This shall be in addition to any other plan or profile sheets required by the utility having jurisdiction over the utility installation. See sheets C500-C504. vii. Storm sewer plan/profile sheet(s) at a scale of 5 vertical and 50 horizontal showing the elevation, size, length, slope, location of all proposed storm sewers, including subsurface drains, existing and proposed ground surface profiles, top of casting elevations, structure numbers, pipe invert elevations, casting type, structure type, and all existing and proposed utility crossings also shall be indicated and any other information per the Digital Submission Policy. The actual correct datum (not an assumed one) shall be used for the profile sheets and all invert and other elevations noted. Limits of granular backfill may be indicated on the plan and profile sheets; however, any references with general notes, plan notes, or legends to the granular backfill material shall reference the appropriate trench detail on the detail sheets. The hydraulic grade line shall be indicated on the profiles to demonstrate that the hydraulic grade line remains below the rim elevation for the design condition. The following statement shall be included on all plan/profile sheets: The storm sewer system shall be constructed per design specified and as approved by the City of Carmel on the final approved construction plans. Deviations from the approved design shall only be permitted due to special circumstances or difficulty during construction and will require prior field approval from a designated representative of the City of Carmel in addition to supplemental approval by the design engineer. An explanation of any such deviation shall be included as a requirement on as-built/record drawings submitted for release of performance guarantees. Approved design slopes identified as generating velocities of 2.5 fps or less or 10 fps or greater (at full flow capacity) shall require as-built certification at the time of construction, prior to backfilling the pipe. The contractor is instructed to as-built each section of storm pipe as it is being installed to ensure compliance with the design plans and as approved by the City of Carmel. See sheets C601-C603. The scale of the sheets is at 3 vertical and 30 horizontal for better clarity. viii. Proposed subdivision landscape plans See sheets L100-L108. ix. A copy of the subdivision covenants Not applicable x. Any other information required by the City of Carmel in order to thoroughly evaluate the submitted material. xi. A grading and drainage plan, including the following information: a. Existing drainage facilities, including size, material, invert elevations and top casting information. Existing structure and pipe information shall be as-built information and not design information. See sheet C101. b. Location of all proposed site improvements, including roads, utilities, lot delineation and identification, proposed structures, and common areas. See sheets C200, C300 and C500. c. One hundred (100) year floodplains, floodway fringes, and floodways established in accordance with the City of Carmel Flood Hazard Area Ordinance. Please note if none exists. None exists. d. Delineation of all proposed land disturbing activities, including off-site activities that will provide services to the project site. Detailed proposed land disturbance information is shown on sheets C301-C304. e. Information regarding any off-site borrow, stockpile, or disposal areas that are associated with a project site, and under the control of the project site owner. No off-site borrow, stockpile or disposal areas are proposed. f. Proposed topographic information at one-foot contour interval based on NAVD 1988. See sheet C101. g. Details of all existing streams and watercourses, and new drainage systems such as culverts, bridges, storm sewers, sub-surface drains (for both swales and roadways), curbing, conveyance channels, and 100-year overflow paths/ponding areas shown as hatched areas, along with all associated easements. Details to be shown include structure locations, with structure number reference and top of casting elevations, piping between structures as well as other drainage pipe (roof drains, subsurface drains, etc.). Existing structure and pipe information shall be as-built information and not design elevations. See sheet C101 for existing information including as-built, not design, elevations for existing structures. See sheets C301-C304 for detailed new drainage system information along with 100-year overflow paths/ponding areas and easements. h. Indication as to the system being public or private. Noted on sheets C301-C304. i. Locations of any off-site drainage swales, ditches and any other facilities that discharge onto the site of the proposed subdivision. No off-site swales, ditches or other facilities discharge onto the site. j. Location, size, and dimensions of features such as permanent retention or detention facilities, including natural or constructed wetlands, used for the purpose of stormwater management. Include existing retention or detention facilities that will be maintained, enlarged, or otherwise altered and new ponds or basins to be built, critical pond elevations, pond bottom elevation, top bank elevation, spillway location and elevation, and transverse slopes of dry detention areas. See sheet C302. k. Emergency flood routing path(s) and their invert elevations from detention facilities to the receiving system. See sheet C302. l. One or more typical cross sections of all existing and proposed channels or other open drainage facilities carried to a point above the 100-year high water and showing the elevation of the existing land and the proposed changes, together with the high water elevations expected from the 100-year storm under the controlled conditions called for by the City of Carmel's Stormwater Management Ordinance, and the relationship of structures, streets, and other facilities. No channels are existing or proposed on the site. m. A drainage summary, which summarizes the basic conditions of the drainage design, including site acreage, off-site/upstream acreage, allowable release rates, post-developed 10-year, and 100-year flows leaving the site, volume of detention required, volume of detention provided, and any release rate. See sheet C300 for the drainage summary (bottom left). n. If a storm sewer or similar type of system is used, provide details showing connection to the main system or method of discharge into stream or reservoir, distance to stream outlet, locations and sizes of lift stations, manholes, inlets, junction boxes, and other necessary appurtenances. See sheets C302 and C602. o. The elevations at each corner of every lot, all grade breaks (in swales, or lots and streets), a minimum house pad elevation for each lot or block, and the flood protection grade for each lot or block. See sheet C302. p. Definition of minimum flood protection grade in accordance with this manual. See sheets C300-C302. q. Drainage arrows shall be indicated for all surface drainage, swales and on each side of every break in swale slopes. r. Label slopes of all surface drainage swales. No drainage swales are proposed. s. Typical cross section of pond if not in accordance with standard cross section. See sheet C803. t. Other information required by the Digital Submission Policy. xii. Site or development plan per the Subdivision Control Ordinance and ADLS/DP Ordinance. See sheets C200-C204. xiii. Detail sheets identifying pertinent details related to the stormwater management system. See sheet C803-C804. xiv. A Structure Data Table shall be provided in the plan set. At a minimum, the structure data shall include the following information: structure number reference, upstream structure number, downstream structure number, top casting elevation, upstream pipe elevation, downstream pipe elevation, pipe length, pipe material, pipe size, type of structure and detail reference to type of structure and any notes related to the structure. See sheet C602 for Structure Data Table.