City of San antonio Standard Specifications for Construction June 2008 City of San Antonio Standard Specifications for Construction INTRODUCTION The specifications contained herein were adopted for use by the City of San Antonio on June 1, 2008. For additional information on City of San Antonio specifications and updates go to: http://www.sanantonio.gov/cims/standardspecifications.asp For information on TxDOT Departmental Material Specifications (DMS), Manual of Testing Procedures, Material Inspection Guide and other TxDOT material information go to: http://www.dot.state.tx.us Outline of Specifications: Each specification is outlined by Articles and Sections. The basic Articles required for a specification are: XXX.1. Description. XXX.2. Materials. XXX.3. Equipment. XXX.4. Construction or Work Methods. XXX.5. Measurement. XXX.6. Payment. XXX.7. Bid Item Here “XXX” represents the Item number. Some Articles are not used in every Item and additional Articles may be present in the Item. Measurement and Payment Articles may be combined when the work described is subsidiary to bid items of the Contract. June 2008 Introduction City of San Antonio Standard Specifications for Construction i DEFINITION OF TERMS Applicability. Wherever the following terms are used in these specifications or other Contract documents, the intent and meaning will be interpreted as shown below. Abbreviations: AASHTO American Association of State Highway and Transportation Officials ACI American Concrete Institute ACPA American Concrete Pipe Association AI Asphalt Institute AISC American Institute of Steel Construction AMRL AASHTO Materials Reference Laboratory ANSI American National Standards Institute APWA American Public Works Association AREMA American Railway Engineering and Maintenance-of-Way Association ASCE American Society of Civil Engineers ASLA American Society of Landscape Architects ASME American Society of Mechanical Engineers ASNT American Society for Nondestructive Testing ASTM American Society for Testing and Materials AWS American Welding Society AWWA American Water Works Association BMP Best Management Practices CFR Code of Federal Regulations CIMS Capital Improvements Management Services Department of the City of San Antonio CMP Corrugated Metal Pipe COE U.S. Army Corps of Engineers COSA City of San Antonio CRSI Concrete Reinforcing Steel Institute DMS Departmental Material Specification EPA United States Environmental Protection Agency FHWA Federal Highway Administration, U.S. Department of Transportation GSA General Services Administration IEEE Institute of Electrical and Electronics Engineers ISO International Organization for Standardization ITE Institute of Transportation Engineers LRFD Load Resistance Factor Design NCHRP National Cooperative Highway Research Program NEC National Electrical Code (Published by NFPA) NEMA National Electrical Manufacturers Association NEPA National Environmental Policy Act NESC National Electrical Safety Code NIST National Institute of Standards and Technology NRMCA National Ready Mixed Concrete Association OSHA Occupational Safety & Health Administration, U.S. Department of Labor PCA Portland Cement Association PCI Precast/Prestressed Concrete Institute PSI Pounds Per Square Inch PPI Plastics Pipe Institute June 2008 Definition of Terms City of San Antonio Standard Specifications for Construction ii PS&E Plans, Specifications, and Estimate PW Public Works Department of the City of San Antonio RCP Reinforced Concrete Pipe RPLS Registered Public Land Surveyor RRC Railroad Commission of Texas SAE Society of Automotive Engineers SI International System of Units SSPC The Society for Protective Coatings TAC Texas Administrative Code TCEQ Texas Commission on Environmental Quality TDLR Texas Department of Licensing and Regulation TMUTCD Texas Manual on Uniform Traffic Control Devices for Streets and Highways UL Underwriters Laboratory, Inc. USC United States Code WRI Wire Reinforcement Institute Definitions: 1. Actual Cost. Contractor’s actual cost to provide labor, material, equipment, and project overhead necessary for the work. 2. Air Temperature. The temperature measured in degrees Fahrenheit (°F) in the shade, not in the direct rays of the sun, and away from artificial heat. 3. Arterial Highway. A highway used primarily for through traffic and usually on a continuous route. 4. Award. The City’s acceptance of a Contractor’s bid for a proposed Contract that authorizes the City to enter into a Contract. 5. Bidder. An individual, partnership, limited liability company, corporation, or joint venture submitting a bid for a proposed Contract. 6. Bridge. A structure, including supports, erected over a depression or an obstruction (e.g., water, a highway, or a railway) having a roadway or track for carrying traffic or other moving loads, and having an opening measured along the center of the roadway of more than 20 ft. between faces of abutments, spring lines of arches, or extreme ends of the openings for multiple box culverts. 7. Callout Work. Contracts, or work items in Contracts, that require a Contractor’s response on an as- needed basis. 8. Certificate of Insurance. A form approved by the City covering insurance requirements stated in the Contract. 9. Change Order. Written order to the Contractor detailing changes to the specified work, item quantities or any other modification to the Contract. 10. City or City of San Antonio. The governmental entities that comprise the City of San Antonio. 11. Construction Bulletin C-8. TxDOT Manual of procedures for driving and test loading piling. 12. Construction Bulletin C-9. TxDOT Manual of procedures for constructing and test loading drilled shafts. 13. Consultant. The licensed professional engineer or engineering firm, or the architect or architectural firm, registered in the State of Texas and under Contract to the City to perform professional services. The consultant may be the Engineer or architect of record or may provide services through and be subcontracted to the Engineer or architect of record. 14. Contract. The agreement between the City of San Antonio and the Contractor establishing the obligations of the parties for furnishing of materials and performance of the work prescribed in the Contract documents. 15. Contract Documents. Elements of the Contract including but not limited to the plans, specifications incorporated by reference, special provisions, special specifications, Contract bonds, change orders, and supplemental agreements. June 2008 Definition of Terms City of San Antonio Standard Specifications for Construction iii 16. Contract Time. The number of working days specified for completion of the work including authorized additional working days. 17. Contractor. The individual, partnership, limited liability company, corporation, or joint venture and all principals and representatives with which the Contract is made by the City. 18. Control of Access. The condition in which the right to access of owners or occupants of abutting land or other persons in connection with a street, roadway, or highway is fully or partially controlled by public authority. 19. Cross-Sections. Graphic representations of the original ground and the proposed facility, at right angles to the centerline or base line. 20. Culvert. Any buried structure providing an opening under a roadway for drainage or other purposes. Culverts may also be classified as bridges. 21. Date of Written Authorization. Date of the written work order authorizing the Contractor to begin work. 22. Detour. A temporary traffic route around a closed portion of a road. 23. Department. The Texas Department of Transportation (TxDOT). 24. Departmental Material Specifications (DMS). Reference specifications for various materials published by the TxDOT Construction Division. 25. Direct Traffic Culvert. Concrete box culvert whose top slab is used as the final riding surface or is to have an overlay or other riding surface treatment. 26. Engineer. The Capital Improvements Management Services (CIMS) Director of the City of San Antonio or the authorized representative of the CIMS Director. May also be the Public Works Director of the City of San Antonio or the authorized representative of the PW Director. 27. Hazardous Materials or Waste. Hazardous materials or waste include but are not limited to explosives, compressed gas, flammable liquids, flammable solids, combustible liquids, oxidizers, poisons, radioactive materials, corrosives, etiologic agents, and other material classified as hazardous by 40 CFR 261, or applicable state and federal regulations. 28. Highway, Street, or Road. General terms denoting a public way for purposes of vehicular travel, including the entire area within the right of way. Recommended usage in urban areas is highway or street; in rural areas, highway or road. 29. Inspector. The person assigned by the Engineer to inspect for compliance with the Contract any or all parts of the work and the materials used. 30. Intersection. The general area where 2 or more highways, streets, or roads join or cross, including the roadway and roadside facilities for traffic movements within it. 31. Island. An area within a roadway from which vehicular traffic is intended to be excluded, together with any area at the approach occupied by protective deflecting or warning devices. 32. Licensed Professional Engineer. A person who has been duly licensed by the Texas Board of Professional Engineers to engage in the practice of engineering in the State of Texas; also referred to as a Professional Engineer. 33. Limits of Construction. An area with established boundaries, identified within the highway right of way and easements, where the Contractor is permitted to perform the work. 34. Local Street or Road. A street or road primarily for access to residence, business, or other abutting property. 35. Manual of Testing Procedures. TxDOT Department manual outlining test methods and procedures maintained by the Materials and Pavements Section of the Construction Division. 36. Median. The portion of a divided highway separating the traffic lanes in opposite directions. 37. Milestone Date. The date that a specific portion of the work is to be completed, before the completion date for all work under the Contract. 38. National Holiday. January 1, the last Monday in May, July 4, the first Monday in September, the fourth Thursday in November, December 24, or December 25. June 2008 Definition of Terms City of San Antonio Standard Specifications for Construction iv 39. Nonhazardous Recyclable Material (NRM). A material recovered or diverted from the nonhazardous waste stream for the purposes of reuse or recycling in the manufacture of products that may otherwise be produced using raw or virgin materials. 40. Notification. Either written or oral instruction to the Contractor concerning the work. Voice mail is oral notification. 41. Pavement. That part of the roadway having a constructed surface for the use of vehicular traffic. 42. Pavement Structure. Combination of surface course and base course placed on a subgrade to support the traffic load and distribute it to the roadbed. A. Surface Course. Pavement structure layers designed to accommodate the traffic load. The top layer resists skidding, traffic abrasion, and the disintegrating effects of climate and is sometimes called the wearing course. B. Base Course. One or more layers of specified material thickness placed on a subgrade to support a surface course. C. Subgrade. The top surface of a roadbed upon which the pavement structure, shoulders, and curbs are constructed. D. Subgrade Treatment. Modifying or stabilizing material in the subgrade. 43. Plans. The drawings approved by the Engineer including true reproductions of the drawings that show the location, character, dimensions, and details of the work and are a part of the Contract. 44. Prequalification. The process for determining a Contractor’s eligibility to bid work. 45. Proposal. The offer of the Bidder submitted on the prescribed form, including addenda issued, giving unit bid prices for performing the work described in the plans and specifications. 46. Quality Assurance (QA). Sampling, testing, inspection, and other activities conducted by the Engineer to determine payment and make acceptance decisions. 47. Quality Control (QC). Sampling, testing, and other process control activities conducted by the Contractor to monitor production and placement operations. 48. Referee Tests. Tests requested to resolve differences between Contractor and Engineer test results. The referee laboratory will be designated by the City of San Antonio. 49. Right of Way. A general term denoting land or property devoted to transportation purposes. 50. Roadbed. The graded portion of a highway prepared as foundation for the pavement structure and shoulders. On divided highways, the depressed median type and the raised median type highways are considered to have 2 roadbeds. Highways with a flush median are considered to have 1 roadbed. 51. Roadside. The areas between the outside edges of the shoulders and the right of way boundaries. Unpaved median areas between inside shoulders of divided highways and areas within interchanges are included. 52. Roadway. The portion of the highway (including shoulders) used by the traveling public. 53. Sidewalk. Portion of the right of way constructed exclusively for pedestrian use. 54. Special Provisions. Additions or revisions to these standard specifications or special specifications. 55. Special Specifications. Supplemental specifications applicable to the Contract not covered by these standard specifications. 56. Specifications. Directives or requirements issued or made pertaining to the method and manner of performing the work or to quantities and qualities of materials to be furnished under the Contract. References to TxDOT DMSs, ASTM or AASHTO specifications, or TxDOT bulletins and manuals, imply the latest standard or tentative standard in effect on the date of the proposal. The Engineer will consider incorporation of subsequent changes to these documents in the project Scope of Work. 57. State. The State of Texas. 58. Station. A unit of measurement consisting of 100 horizontal feet. 59. Subcontract. The agreement between the Contractor and subcontractor establishing the obligations of the parties for furnishing of materials and performance of the work prescribed in the Contract documents. 60. Subcontractor. An individual, partnership, limited liability company, corporation, or any combination thereof that the Contractor sublets, or proposes to sublet, any portion of a Contract, June 2008 Definition of Terms City of San Antonio Standard Specifications for Construction v excluding a material supplier, truck owner-operator, wholly owned subsidiary, or specialty-type businesses such as security companies and rental companies. 61. Subsidiary. Materials, labor, or other elements that because of their nature or quantity have not been identified as a separate item and are included within the items on which they necessarily depend. 62. Substructure. The part of the structure below the bridge seats or below the springing lines of arches. Parapets, back walls, and wing walls of abutments are considered as parts of the substructure. 63. Superintendent. The representative of the Contractor who is available at all times and able to receive instructions from the Engineer or authorized City representatives and to act for the Contractor. 64. Superstructure. The part of the structure above the bridge seats or above the springing lines of arches. 65. Surplus Materials. Any debris or material related to the Contract not incorporated into the work. 66. Traffic Lane. The strip of roadway intended to accommodate the forward movement of a single line of vehicles. 67. Utility. Privately, publicly, or cooperatively owned lines, facilities, and systems for producing, transmitting, or distributing communications, power, heat, gas, oil, water, waste, or storm water that are not connected with the highway drainage, signal systems, or other products that directly or indirectly serve the public; the utility company. 68. Verification Tests. Tests used to verify accuracy of QC and QA and mixture design testing. 69. Wholly Owned Subsidiary. A legal entity owned entirely by the Contractor or subcontractor. 70. Work. The furnishing of all labor, materials, equipment, and other incidentals necessary for the successful completion of the Contract. 71. Work Order. Written notice to the Contractor to begin the work. The work order may include the date on which work or time charges are to begin, the number of working days for specified work (for multiple work order Contracts), and plan sheets providing additional details specific to a location or to an item of work for non-site-specific work. 72. Written Notice. Written notice is considered to have been duly given if delivered in person to the individual or member to whom it is intended or if sent by regular, registered, or certified mail and delivered to the last known business address; sent by facsimile to the last known phone number; or sent by e-mail to the last known address. The date of the letter will serve as the beginning day of notice. Unclaimed mail or failure to provide current mailing address will not be considered a failure to provide written notice. June 2008 Definition of Terms City of San Antonio Standard Specifications for Construction i TABLE OF CONTENTS DEFINITION OF TERMS............................................................................................................................i DIVISION I - EARTHWORK......................................................................................................................1 100 Mobilization...........................................................................................................................................1 101 Preparing Right-Of-Way........................................................................................................................2 102 Obliterating Abandoned Street..............................................................................................................5 103 Remove Concrete...................................................................................................................................6 104 Street Excavation...................................................................................................................................8 105 Channel Excavation.............................................................................................................................11 106 Box Culvert Excavation and Backfilling.............................................................................................13 107 Embankment........................................................................................................................................18 108 Lime Treated Subgrade........................................................................................................................23 109 Cement Treated Subgrade....................................................................................................................29 DIVISION II - BASE & SURFACE COURSES.......................................................................................34 200 Flexible Base........................................................................................................................................34 201 Cement Treated Base...........................................................................................................................40 202 Prime Coat...........................................................................................................................................46 203 Tack Coat.............................................................................................................................................49 204 Surface Treatments..............................................................................................................................50 205 Hot Mix Asphaltic Concrete Pavement...............................................................................................55 206 Asphalt Treated Base...........................................................................................................................72 207 Single Course Bituminous Slurry Seal................................................................................................81 208 Salvaging, Hauling & Stockpiling Reclaimable Asphaltic Pavement.................................................90 209 Concrete Pavement..............................................................................................................................93 210 Rolling...............................................................................................................................................106 220 Blading...............................................................................................................................................110 230 Base And Pavement Replacement.....................................................................................................111 234 Geogrid For Base or Embankment Reinforcement............................................................................115 236 Full Depth Reclamation.....................................................................................................................117 237 Pothole Repair....................................................................................................................................124 238 Rubberized Emulsion Aggregate Slurry with Polymer (REAS)........................................................127 239 Micro-Surfacing.................................................................................................................................134 240 Warm Mix Asphaltic Concrete..........................................................................................................140 DIVISION III - CONCRETE & CONCRETE STRUCTURES...............................................................143 300 Concrete.............................................................................................................................................143 301 Reinforcing Steel...............................................................................................................................158 302 Metal For Structures..........................................................................................................................165 303 Welded Wire Flat Sheets...................................................................................................................167 306 Structural Excavation.........................................................................................................................169 307 Concrete Structures............................................................................................................................173 308 Drilled Shafts and Under-Reamed Foundations................................................................................200 309 Precast Reinforced Concrete Box Culverts........................................................................................207 310 Precast, Prestressed Bridge Beams....................................................................................................210 311 Concrete Surface Finish.....................................................................................................................212 DIVISION IV - STORM SEWERS..........................................................................................................219 June 2008 Table of Contents City of San Antonio Standard Specifications for Construction ii TABLE OF CONTENTS 400 Excavation, Trenching And Backfilling............................................................................................219 401 Reinforced Concrete Pipe..................................................................................................................226 402 High Density Currogated Polyethylene Pipe.....................................................................................233 403 Storm Sewer Junction Boxes And Inlets...........................................................................................238 404 Corrugated Metal Pipe.......................................................................................................................242 405 Fiber Reinforced Concrete Pipe.........................................................................................................250 406 Jacking, Boring, or Tunneling Pipe...................................................................................................255 407 Concrete Encasement, Cradles, Saddles, and Collars........................................................................258 409 Cast Iron Castings..............................................................................................................................260 410 Subgrade Filler...................................................................................................................................262 411 Glass Cullet Use for Utility Bedding and Backfill............................................................................264 412 Cement Stabilized Sand.....................................................................................................................266 413 Flowable Fill......................................................................................................................................269 414 Flexible Pipe-To-Manhole Connector...............................................................................................271 DIVISION V - INCIDENTAL CONSTRUCTION..................................................................................273 500 Concrete Curb, Gutter, And Concrete Curb And Gutter....................................................................273 502 Concrete Sidewalks............................................................................................................................277 503 Asphaltic Concrete, Portland Cement Concrete, And Gravel Driveways.........................................281 504 Concrete Medians and Islands...........................................................................................................286 505 Concrete Riprap.................................................................................................................................288 506 Concrete Retaining Wall – Combination Type..................................................................................290 507 Chain Link Wire Fence......................................................................................................................292 508 Relocating Wire Fence.......................................................................................................................298 509 Metal Beam Guard Rail.....................................................................................................................300 510 Timber Guard Posts...........................................................................................................................303 511 Cutting And Replacing Pavements (Trench Repair)..........................................................................304 512 Adjusting Existing Manholes And Valve Boxes...............................................................................307 513 Removing And Relocating Mailboxes...............................................................................................311 514 Paint And Painting.............................................................................................................................313 515 Topsoil...............................................................................................................................................329 516 Sodding..............................................................................................................................................330 517 Bridge Railing....................................................................................................................................332 520 Hydromulching..................................................................................................................................335 522 Sidewalk Pipe Railing........................................................................................................................340 523 Adjusting of Vehicular & Pedestrian Gates.......................................................................................341 524 Concrete Steps...................................................................................................................................342 525 Concrete Traffic Barriers (Portable)..................................................................................................344 526 Field Office........................................................................................................................................346 530 Barricades, Signs, and Traffic Handling............................................................................................348 531 Signs...................................................................................................................................................351 533 Cleaning and Removal of Pavement Markings and Markers.............................................................361 535 Hot Applied Thermoplastic Pavement Markings...............................................................................363 536 Preformed Pavement Markings..........................................................................................................370 537 Raised Pavement Markers..................................................................................................................373 539 Intersection Grade Pavement Tape....................................................................................................375 540 Temporary Erosion, Sedimentation and Water Pollution Prevention and Control............................378 550 Trench Excavation Safety Protection.................................................................................................392 June 2008 Table of Contents City of San Antonio Standard Specifications for Construction iii TABLE OF CONTENTS 551 Temporary Special Shoring...............................................................................................................393 552 Removing and Relocating Irrigation Systems...................................................................................395 554 Erosion Control Matting....................................................................................................................397 556 Cast In Place Detectable Warning Surface Tiles...............................................................................401 DIVISION VI - TRAFFIC SIGNALS......................................................................................................405 600 Traffic Signal General Conditions.....................................................................................................405 609 Programmable Signal Heads..............................................................................................................414 615 Traffic Signal Controller Cabinet......................................................................................................417 618 Conduit...............................................................................................................................................440 620 Electrical Conductors.........................................................................................................................443 622 Duct Cable.........................................................................................................................................445 624 Ground Boxes....................................................................................................................................447 625 Zinc-Coated Steel Wire Strand..........................................................................................................449 627 Treated Timber Poles.........................................................................................................................450 628 Electrical Services..............................................................................................................................452 633 Battery Backup System for Traffic Signal.........................................................................................454 636 Aluminum Signs................................................................................................................................464 655 Controller Foundation and Pedestal Posts.........................................................................................467 656 Foundations for Traffic Control Devices...........................................................................................469 680 Installation of Highway Traffic Signals.............................................................................................471 681 Temporary Traffic Signals.................................................................................................................474 682 Vehicle And Pedestrian Signal Heads...............................................................................................476 683 LED Countdown Pedestrian Signal Module......................................................................................478 684 Traffic Signal Cables.........................................................................................................................484 685 Flashing Beacon Assemblies.............................................................................................................487 686 Traffic Signal Pole Assemblies (Steel)..............................................................................................491 687 Pedestal Pole Assemblies...................................................................................................................495 688 Pedestrian Detectors and Vehicle Loop Detectors.............................................................................497 691 Spread Spectrum Radios for Traffic Signals......................................................................................501 692 Communication Cable.......................................................................................................................503 693 Internally Lighted Street Name Sign Assemblies..............................................................................506 694 Video Imaging Vehicle Detection System.........................................................................................508 695 Emergency Vehicle Traffic Signal Priority Control System.............................................................518 PROJECT SCHEDULING & DATA MANAGEMENT.........................................................................528 700 Cost Loaded Project Schedules..........................................................................................................528 1000 Web Portal.......................................................................................................................................534 BID ITEM SUMMARY................................................................................................................................I June 2008 Table of Contents