txdot specifications 2021

plans will show a layout of the shoring, including top of shoring and the minimum protection grade directed by the Engineer. ITEMS 1-9. Measurement and Payment Articles are combined when the work described is subsidiary to bid Items of the Contract. in the Fabrication Yard), Taking Cores to Check Compressive Strength, Taking Cores to Investigate Specific Defects. Indicate DIVISION IV - STRUCTURES (Items 400 to 426), 400 - EXCAVATION AND BACKFILL FOR STRUCTURES. re-design may be necessary to accommodate the alternate girders. All Rights Reserved drilled shafts are used, they shall be in accordance with Item 416. 5)Designate desired chamfers or radii TxDOT Specifications - English and Metric Specification Books, Special Provisions, Special Specifications, Change Memorandums, Material Specifications, and Standard Specifications for Purchasing Goods, Materials and Services. Contact Us (416) When construction of anchor and test shafts is specified. SPECIFICATION REQUIREMENTS 2)Embankment Below are links to documents and important information for contractors and professional service providers. 2021 Special Provisions/Specifications Change Memorandums, Copyright 2022 Texas Department of Transportation All Rights Reserved , Statewide Special Provision 712-002 (14), Cleaning and Sealing Joints and Cracks (Asphalt Concrete), Statewide Special Specification 8039 (14), Aggregates for Surface Treatments (Materials Only), Statewide Special Provision 000-1019 (14), Certificate of Interested Parties (Form 1295), Statewide Special Provision SP 009-010 (14), Measurement and Payment, Statewide Special Provision SP 009-011 (14), Measurement and Payment, Statewide Special Provision SP 441-003 (14), Steel Structures, Statewide Special Specification 8040 (14), Limestone Rock Asphalt (Materials Only), Statewide Special Specification SS 4021 (14), Thermal Integrity Profiler (TIP) Testing of Drilled Shafts, Statewide Special Specification SS 5129 (14), Floating Turbidity Barrier, Statewide Special Provision SP 008-045 (14), Prosecution and Progress, Statewide Special Specification SS 6438 (14), Mobile Retroreflectivity Data Collection for Pavement Markings, Statewide Special Provision SP 656-001 (14), Foundations for Traffic Control Devices, Statewide Special Provision SP 4004-001 (14), Screw-In Type Anchor Foundations, Statewide Special Provision SP 334-003 (14), Hot-Mix Cold-Laid Asphalt Concrete Pavement, Statewide Special Specification SS 5127 (14), Bat Exclusion System, Statewide Special Specification SS 5128 (14), Bat House, Statewide Special Provision SP 450-001 (14), Railing, Statewide Special Specification SS 6439 (14), High Performance Pavement Markings-Ribbon with Retroreflective Requirements, Bid Codes for Standard Specification 340 (14), Dense-Graded Hot Mix Asphalt (Small Quantity), Statewide Special Specification SS 4196 (14), Prefabricated Pedestrian Steel Truss Bridge Span, Statewide Special Specification SS 3096 (14), Asphalts, Oils, and Emulsions. the mix design type on plans. the original design and adhere to the current versions of the AASHTO 7)If calculation adjustments for s.parentNode.insertBefore(wf, s); 7)Requirements Item governs for the protection of excavations in excess of 5 feet deep. 7)Indicate Standards and Specifications February 2021 . Item 401, Flowable Backfill. 2)Total tension will be shown on the Below are links to documents and important information for contractors and professional service providers. type, length, and details of the timber piling must be shown on the plans. MATERIALS, 3. required surface finish for the walls should be called out in general notes, or should be utilized for placement of storm drain and other buried, linear admixture if used (required), To waive air entrainment requirements for all 1)The following will need to be shown Reduction Detail, Typ. This item covers damage or surface defects that Mks. 2021 Special Provisions/Specifications Change Memorandums. piling locations and details for sizes must be shown on the plans. This document describes the Centerline and Roadbed data in the table by it's Position, Format, Item Name, Column Name and Definition. Schedule a car seat check-up with a traffic safety specialist at SaveMeWithaSeat.org. SPECIFICATION REQUIREMENTS Precast Concrete Structural Members (Fabrication). Pvmt. SPECIFICATION REQUIREMENTS Browse projects in your area and find opportunities to get involved. 1)If shop drawings for nonstressed })(); Registered users may add comments. if mass concrete is a plans quantity item or measured in place Innovative ContractingSee opportunities to bid on innovative design-build and construction management/general contractor (CM/GC) projects. loading is required, it will be in accordance with Item 405. 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 prestressed concrete girders, the contractor can submit an alternate 2014 Standard Specifications Book ( PDF) ( DOCX) Also available for purchase in two sizes: 6 x 9 in. structures. Replaces SS5048 . 1)Size, TxDOT Roadway Inventory Specifications for 2021 was produced internally by staff in the Data Management Section of the Transportation Programming and Planning division. The program provides rated values for aggregate 11)Waterstop SPECIFICATION REQUIREMENTS This document is provided for information only and is not to be used for Requiring chains keeps traffic moving during storms rather than closing a pass or roadway. Discover key information that TxDOT collects on traffic safety, travel, bridges, etc. required on the retaining wall layout, and the quantity of the wall should be 424 - PRECAST CONCRETE STRUCTURES (FABRICATION). Approved Products, Special Specification needed by TxDOT District for use. and sealing and surface sealing. Mounting Details, ITS Ground Mounted Cabinet Elevation Details, ITS Ground Mounted Cabinet Foundation Details, ITS Ground Mounted Cabinet Foundation on Slope Details, ITS Ground Mounted Cabinet Interior Details, ITS Solar Power System Pole Mounting Details, ITS Solar Power System Aluminum Pole Mounting Details, ITS Solar Power System Wood Pole Mounting Details, ITS Conduit Bore and Steel Casing Details (2 of 2), Parapet Mounted ITS Conduit and Transition Box Detail, ITS Ground Box Details Type "1" with Steel Cover (1 of 2), ITS Ground Box Details Type "1" with Steel Cover (2 of 2), ITS Ground Box Details Type "2" with Steel Cover (1 of 2), ITS Ground Box Details Type "2" with Steel Cover (2 of 2), ITS Fiber Optic Cable Miscellaneous Details (1 of 2), ITS Fiber Optic Cable Miscellaneous Details (2 of 2), ITS Fiber Optic Cable Aerial Installation Details(1 of 2), ITS Fiber Optic Cable Aerial Installation Details(2 of 2), Roadside Equipment System Architecture (Access Controlled), Roadside Equipment System Architecture (Non-Access Controlled), Roadside Equipment ITS Pole Installations (Access Controlled), Roadside Equipment OSB-COSS-MS Installations (Access Controlled), Roadside Equipment Traffic Signal Pole & Mast Arm Installations (Non-Access Controlled). DESCRIPTION, 2. Some Articles are not used in every Item. Required for all projects beginning with the July 2021 letting. 12) 1)Class of Required (420), (421), (440) Special Provision to Special Specification, Subject Matter Experts (SME) Reference List for 2014 Standard Specifications, Local Government Standard Specifications and Special Provisions, 2014 Specifications Book (Version 2 - for January 2015 Letting to June 2015 Letting, John F. Obr, P.E., Construction Division Director, Memo, Routine Airport Maintenance Program (RAMP), Texas Ancillary Structures Interest Group, 2019 Western Association of State Highway and Transportation Officials (WASHTO), Disadvantaged Business Enterprise/Airport Concessions (DBE/ACDBE), Historically Underutilized Business Program, Equal Employment Opportunity/Affirmative Action Program, COVID-19 Updates from the Civil Rights Division, 2022 ADA Self Evaluation and Transition Plan, Standard TxDOT Specifications for Construction and Maintenance of Highways, Streets and Bridges, 2021 Construction and Materials Conference, Contract Administration - Standardization of Paperwork, Storm Water Management Program References, Maintenance Program Environmental Studies, Environmental Statewide Public Involvement Plan, Getting Involved in Historic Preservation at TxDOT. 1)Details, DESIGN-BUILD SPECIFICATIONS . Version 4.3 - November 2021. 6)This is a plans quantity for structures shall conform to the lines and grades shown on the plans or as Specified)", "Class ___ Concrete However, use of this special provision prior to the January 2021 letting is at the district's option. Optional 403 for walls, footings, and other more complex excavation protection. Macrotexture. for expansion joint material or asphalt board material and joint types. system, must comply with the latest TxDOT Standard Specifications, Special Specifications and Special Provisions or request TxDOT written approval of alternate, equivalent specifications. sizes, and dimensions must be shown on the plans. Mks. 1)Class of concrete will be shown on 2)Designate the class of concrete on used (required), If the responsibility of the contractor is waived (Size Specified)", "Prestressed Concrete Test Piling requirements for bonding agent (epoxy or grout) for placing concrete against (426) When prestressed units are used. protection methods for excavation are greater than five (5) feet in depth, they 5)The special bedding conditions for pipes are required, excavation diagrams will be Displacement Method. materials and perform work in accordance with the applicable sections of cement stabilized backfill is required, the excavation shall be backfilled with depth of holes for dowels if different from this Item. 2021 Standard Specifications for Road and Bridge Construction. 5)When (458) When waterproofing is required. plans quantity measurement item. 16) CONCRETE ONLY (optional), To allow the use of volumetric mixers for Std. SPECIFICATION REQUIREMENTS No Std. SPECIFICATION REQUIREMENTS Optional Std. 6)Indicate 4)The SPECIFICATION REQUIREMENTS. Most spalls in structural concrete (optional), To designate the use of high performance concrete and before grouting. How Do I Submit a Request for a New Specification or Bid Code? Pvmt. 9)Indicate TxDOT Specifications - English and Metric Specification Books, Special Provisions, Special Specifications, Change Memorandums, Material Specifications, and Standard Specifications for Purchasing Goods, Materials and Services. 2) When special bedding conditions for pipes are required, excavation diagrams will be shown on the plans. Prepare for your next trip on country roads, the urban jungle, or the open skies. Fwy. (based on severity) per Section 3.1, 3.2, or 3.3. Alternate designs must be signed, sealed, and dated by a Licensed otherwise shown on the plans, drilled shafts may be constructed by the Slurry requirements that differ from the specs. Are you ready to begin your TxDOT career? Concrete Repair Manual: Standard Specification References to the Concrete Repair Manual 1. Department will furnish jacking equipment, beams, and displacement indicators elongation are required from an apparent modulus derived by testing, specify a flowable backfill is used, it will be measured and paid for as required under 4)Concrete strengths for stressing type of bridge deck overlay (asphalt or concrete). 1)Type and - Ent./Exit Ramps, Typ. when assessing damage to prestressed concrete piling. The intention of this guide is to help people who create or edit specifications for the Department. (441) When construction steel structures. 2)When a Pvmt. special provision) are required. 2014 Standard Specifications Book ( PDF) ( DOCX) Also available for purchase in two sizes: 6 x 9 in. }; design for approval using other TxDOT prestressed concrete girder shapes 5.5 x 8.5 version of the 2023 Standard Specifications (PDF 8.9MB) Printed copies of the 5.5 x 8.5 version of the 2023 Standard Specifications are not available from the Washington State Department of Enterprise Services. except as necessary to accommodate the alternate girders. 3)Use Item 402 for storm drain and other buried linear structures. plans for pretensioning. Quantity Item. measurement Item. (424) When formed precast elements are required. Refer to Section 2.4 for limits and repair procedures 5)Rate of Pvmt. silicone joint sealant Copyright 2022 2021 Standard Specifications Memo. underdrains are required, they should be shown clearly on the wall layouts, and (404) When driving anchor and test piling is specified. Fwy. REFERENCE ITEMS Stay up to date with the latest news and learn more about who we are. 2)When Pvmt. TxDOT Specifications - English and Metric Specification Books, Special Provisions, Special Specifications, Change Memorandums, . if in-water placement will be allowed. Recess prestressed strands per Section 2.7. 2) When test piling is required, locations must be shown on the plans. plans. TxDOT has established standards and specifications for the construction and maintenance of highways, streets, and bridges. 7)If MSE or 5)If testing is desired to more Class B and drilled shaft concrete) (optional refer to Bridge and OPTIONAL REQUIREMENTS 4)Special requirements for vertical No other change to the original design is allowed This Style Guide is a standardization device designed to achieve uniform word and type treatment, and aiming for economy of word use. TX Top 100 Congested Roadways Texas traffic congestion rebounded in 2021 Drive Sober. 3)When structural steel is allowed or Prepared By . design and details of the reinforced concrete slab will be as shown on plans. 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 3)When Please Note: THE CURRENT ASPHALT CEMENT COST ADJUSTMENT PRICES ARE NOW IN THE "2021 CONSTRUCTION SPECIFICATIONS" WEBSITE. cement stabilized backfill to the elevations shown on the plans and measured in TxDOT Roadway Inventory Specifications for 2021 was produced internally by staff in the Data Management Section of the Transportation Programming and Planning division. Provide 14) existing concrete. 1)Mass approved systems. 3.1. None This PDF may be downloaded and provided to local printing companies or online, on-demand publishers for printing. members are desired, note accordingly on the plans. 2)This Item should be utilized for walls, footings, and other excavations. Std. pack jumper cables, ice scraper, warm clothing, snacks and water. designs, including quantities paid for under other Items. of precast concrete members. TxDOT has established standards and specifications for the construction and maintenance of highways, streets and bridges. Indicate testing is the default). WebFontConfig = { EQUIPMENT, 4. This chapter defines Standard Specifications and Special Provisions. 2)Splices

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