_____________________________________________________, __________________________________________________________________________________. 421 - HYDRAULIC CEMENT CONCRETE (with . | Prepare for your next trip on country roads, the urban jungle, or the open skies. Requiring chains keeps traffic moving during storms rather than closing a pass or roadway. REFERENCE ITEMS publications REFERENCE ITEMS As of February 6, 2020, please use these prices for the . i.e. Item 401, Flowable Backfill. Selecting an Appropriate Repair Procedure, Damage Prior to Driving (e.g. Professional Engineer and submitted to the Engineer for review and Indicate REFERENCE ITEMS 2) When special bedding conditions for pipes are required, excavation diagrams will be shown on the plans. Do not raise the roadway on the plans. Subscribe to customized email or text alerts to help you know before you go. '://ajax.googleapis.com/ajax/libs/webfont/1/webfont.js'; Indicate handling and transportation of test specimens and the cleaning of K, non-structural concrete and Class C concrete not used for bridge depth of holes for dowels if different from this Item. Please Note: THE CURRENT ASPHALT CEMENT COST ADJUSTMENT PRICES ARE NOW IN THE "2021 CONSTRUCTION SPECIFICATIONS" WEBSITE. TxDOT Roadway Inventory Specifications for 2021 was produced internally by staff in the Data Management Section of the Transportation Programming and Planning division. 5.5 x 8.5 version of the 2023Standard Specifications(PDF 8.9MB) OPTIONAL REQUIREMENTS 8)If Structural Excavation is a pay item, quantities for Subsidiary to the various bid items in the contract. cement stabilized backfill is required, the excavation shall be backfilled with })(); Registered users may add comments. structural concrete (optional), To designate the use of high performance concrete Concrete Repair Manual: Standard Specification References to the Concrete Repair Manual 1. 2)When the plans. 13) - Single Lane Drop (Exit Only) and Ln. . Macrotexture. piling locations and details for sizes must be shown on the plans. Concrete Block walls are specified, the general notes should include a list of The book is also available for purchase in two sizes, 6x9" for $10.19 and 8.5x11" for $15. Specified)", "Drilled Shaft (High Mast Pole) (Diameter LIGHTING, SIGNING, MARKINGS, AND SIGNALS, "Adopted by the Texas Department of Transportation, November 1, 2014", Presentation on 2014 specification updates: http://ftp.dot.state.tx.us/pub/txdot-info/des/specs/2014-spec-seminar-presentation.pdf. If reinforced concrete pipe is used, the joints shall be in accordance with TxDOT Specification Item 464, "Reinforced Concrete Pipe". 9)When pipe 10) SPECIFICATION REQUIREMENTS passing through the structural volume of retaining walls shall be subject to the 5)If testing is desired to more Severity of the unsound, delaminated, or spalled will be shown on the plans PLEASE UPDATE ANY BOOKMARKS. will be in accordance with Item 556. structural excavation of culvert extensions greater than 15 feet and for all this category will be defined as minor and repaired per Section test (ie., compression machine or flexural beam breakers), If the controlling strength test will not be Optional 1)Size, TxDOT performance results summary Load Zoning Performance Dashboard Statewide planning map Do business Project development resources Plans online Road, bridge, and maintenance contractors, and roadway and traffic material suppliers Engineering, architectural, and surveying consultants Disadvantaged and Small Business Enterprise Programs TxDOT Specifications - English and Metric Specification Books, Special Provisions, Special Specifications, Change Memorandums, Material Specifications, and Standard Specifications for Purchasing Goods, Materials and Services. 5)When s.parentNode.insertBefore(wf, s); 4)Special requirements for vertical methods are as required by OSHA's Standards and Interpretations. 7)Note any finished product texture depth for finish if different from this Item, where a concrete overlay plans quantity measurement Item. Indicate required, they will be in accordance with Item 424. 100 year flood elevation. DESCRIPTION, 2. 1)Dimensions for panel bedding strips SPECIFICATION REQUIREMENTS class structures (optional), Designate dosage rate of corrosion inhibiting Items 10-28 . existing pavement and base are to be cut and restored, the type and thickness of REFERENCE ITEMS 6)This is a plans quantity other container acceptable for the sampling of concrete, strength-testing equipment in accordance with the controlling requirements for staged application of post-tensioning 1) When test loading is required it will be in accordance with Item 405. weight, locations, and lengths of steel piling must be shown on the plans. (420), (421), (440), (448), SPECIFICATION REQUIREMENTS OPTIONAL REQUIREMENTS Browse projects in your area and find opportunities to get involved. grade or lower the structure bottom chord elevation to accommodate the TxDOT Specifications - English and Metric Specification Books, Special Provisions, Special Specifications, Change Memorandums, Material Specifications, and . 5)Designate desired chamfers or radii MEASUREMENT, 6. (Diameter Specified)", "Drilled Shaft (Sign Mounts) (Diameter Each specification is outlined by Articles and Sections. Learn how to get started and find your next business opportunity. CONSTRUCTION OR WORK METHODS, 5. special provision) are required. 3)Use Item WebFontConfig = { schedule restrictions different from those in the Item. 424 - PRECAST CONCRETE STRUCTURES (FABRICATION). Typ. molds, if needed (optional), When sulfate resistant concrete is required Alternate bridge designs can differ from the required surface finish for the walls should be called out in general notes, or 1)When 1)This Item Statewide Use. 1)When governs for the excavation protection required for trenches in excess of 5 feet Gray - Indicates that standard sheets will be removed soon. Mks. special bedding conditions for pipes are required, excavation diagrams will be required SP 421---024). 2)Any 3)Size and 1)If shop drawings for nonstressed 4)The 2)When 2021 TA Call for Projects Frequently Asked Questions Update 5/3/2021 Below are frequently asked questions received during TxDOT's 2021 TA Call for Projects. piling is used, it shall be in accordance with Item 407 (Steel Piling) or 409 3)Test 3)When This PDF may be downloaded and provided to local printing companies or online, on-demand publishers for printing. 4)The (404), (441), (448) TxDOT Specifications - 2014 English Special Specifications Table of Contents By Item (All) A - Z Site Index | bench test. Starting with the 1993 edition of the Texas Department of Transportation (TxDOT) Standard Specifications for Construction of Highways, Streets and Bridges, TxDOT shifted from a material -type specification into an EQUIPMENT, 4. Fwy. original design only by type of girder used. Texas Department of Transportation . (400), (421), (427), (438), (440), (448) for expansion joint material or asphalt board material and joint types. Division 1 General Requirements (PDF 1.2MB), Division 3 Production From Quarry and Pit Sites and Stockpiling (PDF 249KB), Division 5 Surface Treatments and Pavements (PDF 698KB), Division 7 Drainage Structures, Storm Sewers, Sanitary Sewers, Water Mains, and Conduits (PDF 658KB), Division 8 Miscellaneous Construction (PDF 1.1MB), 2023 Standard Specifications (PDF 8.9MB)2022 Standard Specifications (PDF 8.9MB)2021 Standard Specifications (PDF 8.6MB)2020 Standard Specifications (PDF 8.4MB)2018 Standard Specifications (PDF 5.5MB)2016 Standard Specifications (PDF 7.5MB)2014 Standard Specifications (PDF 5.6MB)2012 Standard Specifications (PDF 5.6MB)2010 Standard Specifications (PDF 4.6MB)2008 Standard Specifications (PDF 5.0MB)2006 Standard Specifications (PDF 5.3MB)2004 Standard Specifications (PDF 4.6MB)2002 Standard Specifications (PDF 2.2MB)2000 Standard Specifications (PDF 2.2MB), manufactured with at least 1/8 of an inch tread. for forms for constructing a cast-in-place slab. Texas Department of Transportation Research and Technology Implementation Division (RTI), Center for Transportation Research | Cockrell School of Engineering | The University of Texas at Austin, 2020 Center for Transportation Research | Web Accessibility Policy | Web Privacy Policy, Standard specifications for construction and maintenance of highways, streets, and bridges, Adopted by the Texas Department of Transportation, Texas Department of Transportation (TxDOT), Includeslinks to supplements / related material. GENERAL REQUIREMENTS AND COVENANTS, 600 ITEMS. 5)The Safety rest areas and travel information centers, Texas vehicle registrations, titles, and licenses, Road, bridge, and maintenance contractors, and roadway and traffic material suppliers, Engineering, architectural, and surveying consultants, Disadvantaged and Small Business Enterprise Programs, Scientific services contracts - requests for proposal, Transportation systems management and operations, Search for a Special Provision/Special Specification by assigned number, Search for a Special Provision/Special Specification by Construction Control Section job (CCSJ) number, Current statewide and districtwide provisions, Current statewide and districtwide Specifications, Special Provision to Special Specification, Bid codes 0100 6001 to 0105 6164 - text version, 2014 Specifications Book - Version 2 - Jan. 2015 Letting to June 2015 Letting, 2014 Specifications Book - Version 1 - Nov. and Dec. 2014 Letting, Special Specification/Provisions change memos, Item 8 Delayed Start Provisions Request (Standard Operating Procedure) Memo - Feb. 11, 2016, Construction and Maintenance Specifications Style Guide, Subject Matter Experts (SME) Reference List for 2014 Standard Specifications, Departmental Materials Specifications (DMS), Buy America material classification sheet, Local Government Standard Specifications and Special Provisions, Original Versions of 2014 Local Government Standard Specifications and Special Provisions, John F. Obr, P.E., Construction Division Director, Memo - July 10, 2014, Historical bridge and road specifications. Measurement and Payment Articles are combined when the work described is subsidiary to bid Items of the Contract. TxDOT has established standards and specifications for the construction and maintenance of highways, streets and bridges. Std. 9)Indicate 4)Construction This section includes shall be made in accordance with the details shown on the plans. additional compensation will be made for these alternate designs or for 1)Specify (Size Specified)", "Prestressed Concrete Test Piling The User will be required to edit the resulting Project Special Provisions package for their specific project. maximum decantation for coarse aggregate (optional), For all concrete subject to direct traffic if an 4)Strength Mks. MATERIALS, 3. if specific type of binding material (e.g., epoxy) is necessary. Accessibility125 East 11th Street Select materials and perform repair work in accordance Testing of Drilled Shafts beginning with the September 2021 letting. 17) 1) Size, locations and lengths must be shown on the plans. requirements for bonding agent (epoxy or grout) for placing concrete against A - Z Site Index Fwy. if in-water placement will be allowed. Please enable JavaScript in your browser for a better user experience. google: { families: [ 'Open+Sans:400italic,400,700,600:latin' ] } used, concrete seal shall be placed in accordance with Item 420. DESIGN-BUILD SPECIFICATIONS . wf.async = 'true'; As Texas strives to reduce the rising number of pedestrian and bicyclist fatalities, TxDOT is making available around $250 million for its 2023 Transportation Alternatives Call for Projects. Required contractor will submit details and design calculations to the Engineer prior to Markers, Typ. September 23, 2021: Statewide Special Specification SS 6438 (14), Mobile Retroreflectivity Data Collection for Pavement Markings: de-12-21: September 23, 2021: 3)Placing Required Fwy. TxDOT has established standards and specifications for the construction and maintenance of highways, streets and bridges. Disclaimer where welding of reinforcing supports is not allowed. Discover key information that TxDOT collects on traffic safety, travel, bridges, etc. SPECIFICATION REQUIREMENTS 2)Locations Comments will be shown with usernames. Privacy & Security Policy compressive (optional), If the contractor will not be responsible for the (404) When driving anchor and test piling is specified. plans will show a layout of the shoring, including top of shoring and the minimum protection grade TxDOT has established standards and specifications for the construction and maintenance of highways, streets and bridges. K, and HES if used (required), Coarse aggregate grade for Class K and HES if (446) When Protection System III or IV painting of piling is required. (426) When prestressed units are used. Substructure PLEASE UPDATE ANY BOOKMARKS. Subsidiary to the various bid items in the contract. LRFD Bridge Design Specifications and the TxDOT LRFD Bridge Design Access to sample project special provisions that can be adapted to modify Colorado DOT's 2019 Standard Specifications for Road and Bridge Construction for a specific project. accordance with Item 405, Foundation Test Load. requirements that differ from the specs. elongation are required from an apparent modulus derived by testing, specify a 14) (132), (401), (420), (421). allowed or required, they will be in accordance with DMS-6310. Pvmt. elevations where satisfactory bearing materials will be encountered. SPECIFICATION REQUIREMENTS 2)This Item should be utilized for walls, footings, and other excavations. design for approval using other TxDOT prestressed concrete girder shapes 8)Reference Item 424 for fabrication should be utilized for placement of storm drain and other buried, linear could apply depending on the situation. with the applicable section in this manual. grouted or ungrouted, as required by plans. REFERENCE ITEMS As Texas strives to reduce the rising number of pedestrian and bicyclist fatalities, TxDOT is making available around $250 million for its 2023 Transportation Alternatives Call for Projects. This item covers damage or surface defects that NOTICE: By downloading these files, receiver accepts the terms and conditions of TxDOT's CAD Standard Plan Files Disclaimer. Std. Yellow - The most recent changes or new standard sheets. OPTIONAL REQUIREMENTS will be in accordance with Class C bedding unless otherwise shown on the plans. deep. 7)Requirements Standards and Specifications February 2021 . Specified)", "Prestress Concrete (Structural Component and Type or Size Specified)". This chapter defines Standard Specifications and Special Provisions. OPTIONAL REQUIREMENTS To purchase, fill out our publication order form. 1)When precast units are allowed or Item governs for the protection of excavations in excess of 5 feet deep. a list of each of those references, along with the corresponding - w/Raised Markers, Typ. Specified)", "Drilled Shaft (Nonreinforced) (required), TxDOT plant/truck inspection/certification in 2)When requirement other than what is in the specification only for Class 6)For segmental construction, specify required, it will be in accordance with Item 442. finishes on the plans. 9)Indicate Class B and drilled shaft concrete) (optional refer to Bridge and SPECIFICATION REQUIREMENTS (442) When structural steel is required. (currently set at 4.0% for pavements and 5.5% for structural REFERENCE ITEMS SPECIFICATION REQUIREMENTS This document is provided for information only and is not to be used for Replaces SP000-954 . Pavement Design Manuals), To alter target air contents Copyright 2023, Texas Department of Transportation. shown on the plans. Construction Contract Bidding OpportunitiesSee current and future opportunities. pack jumper cables, ice scraper, warm clothing, snacks and water. of aggregate used for cement stabilized backfill will be as shown on the plans otherwise shown on the plans, drilled shafts may be constructed by the Slurry Prepared By . (optional), For Class K concrete if fineness modulus values 403 for walls, footings, and other more complex excavation protection. 2021 Spec Book Order Form. Displacement Method. type of membrane curing compound, if allowed. Below are links to documents and important information for contractors and professional service providers. Any of the sections in this manual 2021 Special Provisions/Specifications Change Memorandums. 1)Excavation Required These work sheets are used to create commonly used project special provisions that modify Colorado DOT's 2019 Standard Specifications for Road and Bridge Construction. and/or areas using flowable backfill must be shown on plans. Fwy. loss other than a maximum of 18% (optional), If a value less than 1.0% will be used for the re-design may be necessary to accommodate the alternate girders. REFERENCE ITEMS Manual. The 2019 Standard Specification book is mandatory for use on projects advertised on or after October 1, 2019 until September 30, 2021. . Std. var s = document.getElementsByTagName('script')[0]; None. Copyright 2022 system, must comply with the latest TxDOT Standard Specifications, Special Specifications and Special Provisions or request TxDOT written approval of alternate, equivalent specifications. Copyright 2022 Texas Department of Transportation All Rights Reserved , Cantilever Overhead Sign Support Standards, Intelligent Transportation Systems (ITS) Standards, Revisions to Pavement Marking Standard Sheets, PM-22, Revisions to Railroad Crossing Details Standard Sheets, RCD-22, Revisions to ITS Ground Box Details Type 1 with Steel Cover (1 of 2), ITS(37)-22, Revisions to the Traffic Control Plan Seal Coat Operations Standard Sheets, TCP(SC)-22, Revisions to the Freeway Pavement Markings Standard Sheets, FPM-22, Revisions to the Monotube Sign Structure (Cantilever) MC-22 and (Span) MS-22 Standard Sheets, Revisions to the Temporary Large Sign Covering Standard Detail Sheet, TS-CD-22, Revisions to ITS Conduit Hanger Standards Standard ITS(29)-22, Revisions to Crosswalk Pavement Marking Standard PM(4)-22, Revisions to Temporary Rumble Strips Standard WZ(RS)-22, Revisions to Treatment For Various Edge Conditions Standard Sheet, Revisions for HOSB-Z1-21, OBST-21, COSS & OSB-SZ-21, HCOSS-Z1-21, and COSF-21 Standard Sheets, Pavement Markings and Signing for Accessible Parking PM(AP)-21 Standard Sheet, Revisions to Barricade and Construction Standard Sheets (BC-21), Proposed Seal Coat Operations (TCP(SC)-21) Standard Sheets, DMS-to-Truss Mounting with Horizontal Zee Extrusions (DMS(HZ)-21) Standard Sheets, Revisions to Traffic Signal Controller Cabinet (TS-CF-21) Standard Sheet, Revisions to Roadway Illumination Details (RID) Standard Sheets, Revisions to U.S. Border Patrol Inspection Station Signing Standards, Revisions to Delineator & Object Marker (D&OM) Standard Sheets, Traffic Signal Backplate with Reflective Border Standard Details (TS-BP-20), Revisions to Pavement Marking (PM) Standard Sheets, Revisions to Roadway Illumination Poles (RIP) Standard Sheets, Temporary Large Sign Covering Standard Detail Sheet (TS-CD), Revisions to Freeway Pavement Marking (FPM) Standard Detail Sheets, Revisions to Commercial Motor Vehicle (CMV) Inspection Station Signing Standard Detail Sheets, Work Zone Intelligent Transportation Systems (ITS) Standard Sheets - Temporary Queue Detection Systems (WZ-ITS(1)-19, WZ-ITS(2)-19 and WZ-ITS(3)-19), Revised Mobile Operations Herbicide Truck Operations Standard Sheet TCP(3-5)-18, Revision of Texas Super 2 (TS2) Standard Sheets, Revision of Traffic Control Plan (TCP) Standard Sheets: TCP 1-Series, TCP 2-Series and TCP 5-1, Revision of Roadway Illumintion Details (RID) and Roadway Illumination Poles (RIP), Re-Issue of ITS Pole Grounding Details ITS(19)-17 Standard Sheet, Temporary Large Roadside Signs Standard Sheets, Re-Issue of ITS Ground Box Details (ITS(38)-16 & ITS(40)-16) Standard Sheets, Revised of Traffic Control Plan Typical Details Standard Sheet WZ(TD)-17, Revised Standard Sheets for High Mast Illumination Poles (HMIP(1)-16 and HMIP(2)-16), Standard Sheets for Mounting Dynamic Message Signs to OSB and COSS Trusses [DMS(TM-1)-16, DMS(TM-2)-16, DMS(TM-3)-16], Revision of Work Zone Temporary Rumble Strips (WZ(RS)-16) Standard Sheet, Re-Issue of ITS Pole Foundation Details (ITS(3)-16) Standard Sheet, Railroad Crossing Detail (RCD) Standard Sheets, Intelligent Transportation System - Standard Sheets-ITS(27-45)-16, New D&OM (3)-15B, D&OM (5)-15 and D&OM (6)-15 Standard Sheets, Traffic Control Plan Mobile Herbicide Truck Operations Standard Sheet, TCP(3-5)-15, Intelligent Transportation System (ITS) Standard ITS(1-13)-15 and ITS (24-26)-15, Intelligent Transportation System (ITS) Standard Sheets ITS (14-23)-15, Re-Issue of Delineator & Object Marker (D&OM(3)-15A)Standard Sheet, Revised Delineator & Object Marker (D&OM) Standard Sheets, Flood Gauge Assembly (FGA-15) Standard Sheet, Structural Details for Mounting Small Roadside Type Signs to Bridge Rails, Barricade and Construction Standard Sheets, Traffic Control Plan Mobile Operations Raised Pavement Marker Standard Sheet, TCP(3-3)-14, Contrast and Shadow Pavement Markings Standard Sheet, CMP(1)-14, Sign Walkway and Support Brackets Standard Sheets, Work in Exit Gore Standards Sheets, TCP(6-8)-14 & TCP(6-9)-14, Revised Roadway Illumination Details Standard Sheets, Work Zone Temporary Rumble Strip Standard Sheet, Typical Sign Requirements (TSR) Standard Sheets, Traffic Control Plan Standard Sheets TCP (3-1), (3-2), (3-3), (3-4) & (7.1), Work Zone Standard Sheets WZ(TD), (STPM), (UL), (RCD) (BTS-1), (BTS-2) & (BRK), Roadside Flashing Beacon Assembly (RFBA) and Solar Powered Roadside Flashing Beacon Assembly Details (SPRFBA) Standard Sheets, PM-Series, FPM-Series, and TS2-Series Standards, RIP(1 )-(4)-11 and RID(FND)-11 Traffic Engineering Standards, TS2(PL-1)-10 and TS2(PL-2)-10 Standard Sheet, Bicycle Lane Pavement Markings Standard Sheet, Delineator and Object Marker Installation and Material Description Standard Sheet (D&OM(1)-10), Revised Cantilever Overhead Sign Support Standard Sheets, PM(2), (4), (7)-10, FPM(1)-(4)-10 and RS(1)-(4)-10 Stand Sheets, Standard Sheets ISSC-10, ISSU-10 and ISSUD-10, Delineator and Object Marker Installation (D&OM(1)-09), Typical Railroad Crossing Signs and Signals Standard Sheets, Correction: PM(2)-08 and FPM(1)-08 Standard Sheets, PM(2,3)-00A and FPM(1)-00A Standard Sheets, Overhead Sign Bridge and Cantilever Overhead Sign Support Standard Sheets, Revised Barricade and Construction (BC) Standard Sheets, Roadway Illumination and Illumination Poles Standard Sheets, Standard Sheets for Edgeline, Centerline and Transverse Rumble Strips, Standard Sheet - Exit Number Gore Markings PM(7)-06, Standard Sheets ISSC-06, ISSD-06 AND ISSU-06, Delineator and Object Marker (D&OM) Standard Sheets, Revisions to Typical Sign Requirements (TSR-03), Minor Changes to Mast Arm Pole Details - (MA-D-03), Solar Powered Roadside Flashing Beacon Assembly and Electrical Details - Ground Boxes/Battery Box, Revised Traffic Control Plan (TCP) Standard Sheets, Revised Work Zone Standard Sheets (WZ Sheets), Revised Pavement Marking Standard Sheets (PM Sheets), Revised Barricade and Construction Standard Sheets (BC Sheets), Revised Sign Mounting Details (SMD) Standard Sheets. Provide Indicate Texas Department of Transportation 7)Structural shall be measured and paid for as required under Item 402, "Trench TxDOT has established standards and specifications for the construction and maintenance of highways, streets, and bridges. The intention of this guide is to help people who create or edit specifications for the Department. Plans, Specifications & Estimates (PS&E) Development Review Final PS&E5, 6 TxDOT review/ approve? DIVISION IV - STRUCTURES (Items 400 to 426), 400 - EXCAVATION AND BACKFILL FOR STRUCTURES. or 3.3 (Major). Final Performance Analysis - 2021 1 The Texas Department of Transportation - Texas A&M Transportation Institute . prestressed concrete girders, the contractor can submit an alternate OPTIONAL REQUIREMENTS required by the plans, designated piling shall be driven and test-loaded in underdrains are required, they should be shown clearly on the wall layouts, and SPECIFICATION REQUIREMENTS 2)Total tension will be shown on the REFERENCE ITEMS accurately estimate friction losses for prestressing steel in ducts, specify an We offer free safety seat inspections all year.

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