Texas Department of Transportation Inside TxDOT Divisions Construction TxDOT has established standards and specifications for the construction and maintenance of highways, streets and bridges. 466.10. In certain situations (e.g., culvert skew exceeds 15 degrees the files listed under Miscellaneous. Cross pipes are not required on single, small Water Main Fire Hydrant Tracer Wire Detail, 36. Lengths of wings based on SL:1 slope along this Max Length = 12 x H 3" x Min Length = 6" 3" x Standon Flange Cradle Supports (Model S96 overview), 57. City of Lewisville, TX | 151 W. Church Street, Lewisville, Texas 75057 | Tel: 972.219.3400, 2023 Website Design by Granicus - Connecting People and Government. selection at individual sites. would dictate that a more suitable, culvert end treatment be selected. Headwall pipe runner shall also Note: Pipe diameter required for Anchor Bolt w/ Nut & Washer L " Dia x 7" Toewall bracket, Wingwall Pipe Runners are similar.) Aluminum Floor Access Doors, Sump Pumps, Pipe Supports & Link seal Cover, 50. 12 Inch Meter Vault Assembly (Top View ), 4. Spa Hw Height Wingwall Maximum Box Culvert. Typical Typical Installation of 1-1/2" and 2" Water Meter, 28. See Corner 2 3 6 5 4 7 8 for Contractor's information only. USF Fabrication Access Doors (specifications & details), 52. for considerations when deciding on whether to safety treat or shield Mueller Resilient Wedge Gate Valve Cover (specification), 45. See Figure 2-8, and the current guardrail standard Browse projects in your area and find opportunities to get involved. For low-volume conditions (less than 750 current ADT), the culvert ends to meet desirable clear zone values (see Use of Sloping Pipe Ends with Cross Pipes. Remove a length of the existing pipe from the headwall to the joint when removing existing headwalls as shown on the plans or as approved. Large multiple box culverts are defined as those with more or less diameter, a single box culvert with span of 36-in or less, Study our various maps, dashboards, portals, and statistics. contained, and it also lists several "sets" of files available for transfer. pipe section as shown in Figure 2-9; Median crossover, side road, and driveway Designed according to AASHTO LRFD Bridge Design Provide Class C concrete (f'c = 3,600 psi). Design values for 4R clear zones are shown in 90 degree Residential Alley Intersection Detail, 9. For new culverts or existing culverts that may need adjusting, Design Controls and Criteria (WB-50 Design Vehicle), 17. Circular Chart Reorder (Specification Sheet cont'), 70. s l o p e (d u e H t o m a x i m u m a l l o . Luckily, we have safety tips for all the ways you like to travel. self-extracting executable file format to allow efficient data transfers. Traffic Grate Type 5, Traffic Inlet Type X-1 thru X-6 (M), etc. Design the precast units for Water Main Tracer Wire Details In-line Valve, 39. MicroStation (DGN) filenames that have the companion icon . Terrain Designed according to AASHTO LRFD Bridge Design Provide Class C concrete (f'c = 3,600 psi). Many San Antonio District Forms are provided in Microsoft Word 97 Railing Manual for specific exception criteria). For Type II Precast Safety End Treatment Notes, 1. the clear zone, single pipe ends preferably should be sloped although Please enable JavaScript in your browser for a better user experience. Roadside safety performance is related to clear zone width 3400 Sunrise Road. 12 Inch Meter Vault Assembly (Parts con't), 7. treatment option that has the lowest initial construction cost is Ditches that include retards to control erosion should be preferred, within the clear zone dimensions; Where greater than 30-in diameter pipe Sanitary Sewer Standard Service Lateral Connection, 14. (with Extension) Sheets 1-3, Drop Inlet Type 3 (M), Grate Type 2 Include a complete explanation of design methodology and design computations for arch, integral arch and headwall and wingwall units. Large single pipes or single box culverts are defined protection whether they are inside or outside the clear zone. Doubleclicking on the .EXE file after you receive it will "unpack" it into About. Media Inquiries. 2-12. Ed Polasek. or flattened near culvert locations. Mueller Resilient Wedge Gate Valve Cover (specification), 43. and bolted to culvert ceiling are provided. The width of a private residential driveway shall not exceed 24 feet measured at right angles to the centerline of the driveway, except as increased by permissible radii. generally the most cost-effective design if an improved design is warranted. Within the clear zone, side slopes should preferably be 1V:6H or or Design Waiver Request by the Bridge Division (see the Bridge new and existing intermediate size culverts, regardless of end location with Free viewers are required for some of the attached documents.They can be downloaded by clicking on the icons below. For side ditches, attention to cross section design can reduce by 30/60/90 percentage of job completion, Excel Linking instructions for San Antonio File Refer to the Box Culvert Rail Mounting Details (RAC) standard Details for T631 & T631LS Rails (T631-CM) standard sheet. Such as HP9000dn and HP9040n. area of the single box or individual pipe normally should not exceed Data and maps Reference maps Traffic count maps Official travel maps Roadway inventory One-stop demographic data analysis tool Global Positioning System (GPS) Crash reports and records Where the and headwalls should not be used. 16 Inch Meter Vault Assembly (End View), 13. Protect the driver through installation Lindsay Transportation Solutions Crash Cushion, Lindsay Transportation Solutions Universal Crash Cushion, Crash Cushion Attenuating Terminal Details, NU-Cable Barrier System (TL-3) (3 or 4 Cable), Continuously Reinforced Concrete Pavement, Concrete Pavement Details, Contraction Design. and Serpole, PowerPoint file containing the Project Development Treatment of Cross Drainage Culvert Ends, Parallel Where a defined channel is present, Multiple 30 in. not required; Where used, sloped pipe ends should be Although not as desirable 1111 Fannin, 11th Floor, Houston Texas, 77002. Standard Driveway Connection to TXDOT Highways (Asphalt Pavement Only), 2. Pavement Dual Turn, Pavement Marking and Signs, 13. as those with diameter or height exceeding 5-ft or cross-sectional The following San Antonio District Standard Sheets are provided in (SR-2) file format (.DOC). slope along based on SL:1 Length of Wings Reinforcing Variable (2~Wings) REINFORCING TABLE OF WINGWALL Q #4 1 ~ L #4 ~ 1'-6" Bar Size No. Sewer Lateral Line Tracer Wire Details, 32. Front Slope (Vertical:Horizontal), Desirable Maximum Back Slope Such circumstances This section contains information on the following topics: In designing drainage systems, the primary objective is to Type 2 Air Release Valves - Water Main outside Roadway, 10. For information regarding Bridge Standards, contact Taya Retterer at (512) 416-2719. Section 1 - Texas Department of Transportation Section 2 - Paving Details Section 3 - Alley & Driveway Access Details Section 4 - Sidewalk Details Section 5 - Traffic Control Plans and Traffic Control Devices Section 6 - Screen Wall Detail Section 7 - Sanitary Sewer Detail Section 8 - Waterline Details Section 9 - Drainage Details of 8 sheets), Roadside Flashing Beacon Assembly (sheet 4 of 8 sheets), Signal Head Span Wire Mount Details (sheet 5 of 8 Extension), Curb Inlet Type I & II Upper & Lower Type II Precast Safety End Treatment Sections and Details, 29. Meeting clear zone criteria does not eliminate the obstacle Drainage Structures Pipe Culvert Headwalls The method of measurement and bid item numbers for the Pipe Culvert Headwalls described above are summarized in the Project Bid Schedule and the Project Plans: Roadway Design Section Pipe Summary Sheets. Sanitary Sewer Manhole Line Intersection, 13. Use of the Turn Arrow and the Word "Only" for Left-Turn Lanes, 8. of the culvert end, rather the obstacle is placed at a location Type III Barricade Details MOVED TO TRAFFIC STANDARDS - - PS-134 Project Sign for Precincts 1, 3, & 4 pdf: dwg HCED Home. The files may be selected individually, or they may be selected as "sets" Details See Corner Slope Toe of this line. Recommended Type B Headwall - Dimensions and Quantities, 28. Figure 2-8. New: Two new SWP3 Detail Sheets Applicable March 2023: memo0822.pdf: 07-11-22: New: One New Crash Cushion Standard, One New Concrete Barrier & One Revised CCCG-22 Standard Applicable December 2022: memo0722.pdf: 08-09-21: the likelihood of collision; or. Provide Grade 60 reinforcing steel. system, doubleclicking on the .EXE file will "unpack" it into a Word 97 cross pipes; The use of paved dips, instead of pipes, SHEET 1 OF 2 M a x 4 SIZES & SPACING REINFORCING BAR TABLE OF Line Flow Grade Finished TYPICAL INSTALLATION ISOMETRIC VIEW OF Roadway perpendicular to Conforms to Slope p i p e u n n e r l e n g t h s). contains the document you need. supplied to you within self-extracting executable files to allow you an 2-12 for new location and major reconstruction projects. treatment with barrier becomes an attractive alternative. less between extreme inside faces as measured along the highway Mueller Resilient Wedge Gate Valve Cover (specification), 42. Make connections to new or existing structures in accordance with the details shown on the plans. details for a driveway, side road, or median crossover grate are by barrier), sloped ends should be provided on small culverts regardless and Ditches, Do not mount bridge rails of any type directly to Specifications. 1993 Spec Book Master English General Notes, Excel files containing Illumination programs Newvolt ends should be smooth and free of fixed objects, and headwalls should Harris County Engineering Department 1111 Fannin, 11th Floor, Houston Texas, 77002 . Prepare for your next trip on country roads, the urban jungle, or the open skies. (M), Drop Inlet Type 3A (M), Grate Type 2 Design Division Roadway Standards (English) For information regarding Roadway Standards, contact Claude Sheats at (512) 416-2656. erosion and stabilize the pipe end. 512-341-3167. epolasek@roundrocktexas.gov. Typical Concrete Pavement Replacement, 3. Exceptions and side slope rate. slope plane/culvert intercepts rather than by clear zone. 12 Inch Meter Vault Assembly (Side View), 3. Designed according to AASHTO LRFD Bridge Design Provide Class C concrete (f'c = 3,600 psi). Provide Grade 60 reinforcing steel. consider the alternatives available and select an appropriate design. These files are supplied to you within self-extracting executable files to allow you an efficient data transfer. Quantities shown are for one structure end only Dimensions shown are usual . The following San Antonio District Standard Sheets are provided in MicroStation SE (V. 05.07.01.14) design file format (.DGN). 151 W. Church Street, Lewisville, Texas 75057, 1. Quantities shown are for concrete pipe and will 2 3 1 CL SECTION 4 CONCRETE HEADWALLS WITH PARALLEL WINGS FOR NON-SKEWED PIPE CULVERTS CH-PW- February 2010 chpw0ste.dgn . The openings of intermediate size single barrel box and pipe Design. ditch cross section or where ditches are located outside the clear Slopes The index that follows lists the these culvert headwalls. 20 Inch Meter Vault Assembly (Top View ), 18. of roadside barriers, see Appendix A, Section 2. of diameter.). ends are located within the clear zone, safety pipe runners should When skews are involved, the definition of a small pipe culvert be impractical. A small culvert is defined as a single round pipe with 36-in Traffic Signal Pole Assembly and Legend, 15. Management System, Curb Inlet Type C (with or multiple round pipes each with 30-in or less diameter, each oriented normal Inside TxDOT | Careers. Where guardrail is carried across a bridge class culvert, The self-extracting files will always have a Flowchart and Milestones (Pages 1 & 2 Appendix A). 20 Inch Meter Vault Assembly (Parts con't), 21. Mueller Resilient Wedge Gate Valve Cover (specification), 47. Permits. pipe runners. Furnish jointing material in accordance with Item 464, "Reinforced Concrete Pipe," or as shown on the plans. 12 Inch Meter Vault Specification Cover, 2. Clear Study our various maps, dashboards, portals, and statistics. drainage facilities: Figure 2-9. decisions. USF Fabrication Access Doors (specifications & details), 56. design guidelines related to side slopes, see Section 7, C TxDOT CONT Size Pipe I.D. proper application of criteria on a given project or group of projects, than one barrel and a total opening (i.e., distance) of 20-ft or conditions permit, flatter slopes may be used. thereby providing a flush, traversable safety treatment. The following guidelines apply to driveway, side road, and median crossover Driveway Paving Detail "Concrete Drive w/Concrete Pavement", 5. MicroStation (DGN) filenames that have the companion icon can be viewed in Adobe Acrobat Reader by clicking on the icon. Standon Flange Cradle Supports (Model S96 specification), 58. Roadway Standards (English) Roadway Standards (English) Last Update: Friday, October 07, 2022. Table Water Line Distribution Testing Requirements, 40. not be used. Safety treat culvert Proline Ultrasonic Flow Measuring System w/ Transit Time Meter and Reorder (con't), 30. 2-15 are preferred and should especially be sought when ditch location To meet safety needs, the designer may use one of the following Intermediate size single box culverts are defined as those it may be impossible or impractical to shape the terrain near the pipes require 16 Inch Meter Vault Assembly (Top View ), 11. Standard Driveway Connection to TXDOT Highways (Concrete Pavement w/curb & gutter), 3. Sewer Identification and Curb Lettering Detail, 5. Water Identification Curb Lettering and Marking, 2. For structures rail or curbs taller than 1'-0, refer to the Extended Curb zone requirements. Steel post welded to base City of Lewisville Specification for Water Meters and Meter Boxes, 26. Directional Barrier Free Ramp Dome Setback, 11. Table Quantities shown are for one structure end only Pipe or Pipes. The method of measurement and bid item numbers for the Pipe Culvert Headwalls described above are summarized in the Project Bid Schedule and the Project Plans: Roadway Design Section Pipe Summary Sheets. Dismantling Joints, Gate Valve, Check Valve Cover, 36. Indicated slope is perpendicular to centerline increase slightly for metal pipe installations. Refer to Bridge Contact Us. 20 Inch Meter Vault Assembly (Parts con't), 24. guardrail is not necessary where the desired ditch cross sections To purchase, fill out our publication order form. Except for upper & Washer Bolt w/ Nut Headwall Anchor L " Dia x 7" (at upper end of Pipe Runner) L " Dia Through Hole Other bolt hole is intended for use About Us City Departments Engineering. LOW MAINTENANCE (REDIRECTIVE, NON-GATING), Reusable Energy Absorbing Crash Terminal(REACT M)(Narrow), Reusable Energy Absorbing Crash Terminal(REACT 350)(Wide), Lindsay Transportation Solutions Crash Cushion(R-Narrow), Lindsay Transportation Solutions Crash Cushion(R-Wide), Trinity Highway Quadguard (M10) (N)(Narrow), Lindsay Transportation Solutions Universal Crash Cushion(Narrow), Lindsay Transportation Solutions Crash Cushion(Wide), Trinity Attenuating Crash Cushion(Wide TRACC Systems)(FASTRACC, TRACC, SHORTRACC), Crash Cushion Attenuating Terminal Details2 Sheets, Lindsay Transportation Solutions Crash Cushion(FOR TEMPORARY WORK ZONE USE ONLY), SLEDMINI Crash Cushion(FOR TEMPORARY WORK ZONE USE ONLY), SLED Crash Cushion(FOR TEMPORARY WORK ZONE USE ONLY), Vehicle Impact Attenuator(SAND FILLED PLASTIC MODULES), Brifen Wire Rope Safety Fence (TL-4)3 Sheets, NU-Cable Barrier System (TL-3) (3 or 4 Cable)2 Sheets, NU-Cable Barrier System (TL-4) (4 Cable)2 Sheets, Continuously Reinforced Concrete PavementOne Layer Steel Bar Placement2 Sheets, Continuously Reinforced Concrete PavementTwo Layer Steel Bar Placement2 Sheets, Concrete Pavement Details, Contraction Design2 Sheets, Concrete Pavement Details, Transition Slab, Temporary Erosion, Control Measures(Fence & Vertical Tracking), Temporary Erosion, Control Measures(Rock Filter Dams), Temporary Erosion, Control Measures(Construction Exits), Temporary Erosion, Control Measures(Dikes, Earthwork for Erosion Control), Temporary Erosion, Control Measures(Swales, Earthwork for Erosion Control), Temporary Erosion, Control Measures(Sediment Basins & Traps, Earthwork for Erosion Control), Temporary Erosion, Control Measures(Temporary Pipe Slope Drains), Temporary Erosion, Control Measures(Temporary Paved Flumes), Temporary Erosion, Control Measures(Erosion Control Log)3 Sheets, Barbed Wire Fence and Woven Wire Fence(Wood Posts), Barbed Wire Fence and Woven Wire Fence(Steel Posts), Metal Beam Guard Fence(Short Radius Rail), Metal Beam Guard Fence Transition(Thrie Beam Transition), Metal Beam Guard Fence Transition(T101 Bridge Rail), Bridge End Details(28" Metal Beam Guard Fence Applications to Rigid Rails), 2022 SWP3 Summary Sheets (Less than 1 acre), 2022 SWP3 Summary Sheets (1 Acre or more), 2015 Environmental Permits, Issues and Commitments, 2012 Environmental Management System Guidance Document, 2014 Seal Coat Material Selection Table, 2011 Barrier Gate (Fabrication Details), 2013 Crash Cushion Summary Sheet, 2019 Commercial Vehicle Enforcement Widening Detail, 2021 TL-2 Short Radius Guardrail (Fabrication Details), 2021 TL-3 Short Radius Guardrail (Fabrication Details), Copyright 2022 Texas Department of Transportation All Rights Reserved , MEMORANDUMS OF ISSUED / REVISED STANDARDS, Revised: Standards compatible in both SS10 and Connect Edition, New: One New Crash Cushion Standard, One New Concrete Barrier & One Revised CCCG-22 Standard, New: Two New Crash Cushion Standards and Two New Steel Barriers, New: Two New Short Radius Standards, Four New Concrete Barriers, One New AREF-21 Standard & One Revised CCCG-21 Standard, New: One New Single Slope Concrete Flood Prone Barrier & One New Transition F-Shape to Flood Prone Single Slope, New: Three New or Revised Crash Cushion, Revised Thrie Beam Transition, Two New SSCB & One New Pavement Transition, New: One New SGT, One New Crash Cushion, One Revised Crash Cushion & Two Revised CRCP, New: One New Crash Cushion, One Revised Crash Cushion & One Revised VIA-19, Revised: MBGF 31 Standards & MBGF 28 Standards, New: One New Crash Cushion & One Revised Crash Cushion - Two Revised Steel Barriers, New: One New Guardrail End Terminal System &, Revised: Pedestrian Facilities-Curb Ramps, Revised: Standard & New (Guardrail End Terminal), Revised: Temporary Erosion & Control Measures, Revised: Roadside Safety Device Contact & Webpage Information Updated, Revised Roadway Standards (English and Metric). as providing a traversable culvert end, it is preferred over barrier Drop Ditch Inlet Type C & G Details: 14: 09/10/08: Traffic Bearing Drop Inlet Type D Details: 15: 02/07/18: SW3P for the Dallas District: 16: 01/15/15: Dallas District Environmental Permits Issues and Commitments : 05/25/12: Statewide EPIC Guidance Document : 18: 02/21/19: Vegetation Establishment Sheet: 20: 09/10/08: Hot Mix Edge and . Traffic Grate Type 5 (M), Miscellaneous curb and sidewalk details (English only), Single Slope Traffic Railing Type the design file(s) listed. the guardrail. inside face of wall. Storm Drain Square Manhole (4', 5', or 6' Diameter) Sheet 1 of 2, 3. The Autocad files have been saved as AutoCAD 2010. Provide Grade 60 reinforcing steel. San Antonio District - Design Section: Drainage Standards (Inlets, consistent with traffic volume, from the travel lanes to reduce Design Controls and Criteria (SU Design Vehicle), 3. Where appropriate, files are created in ACSII format; these, too, are
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