INSTRUCTIONS: Click on the MicroStation (DGN) filename to download. Suburban Design section. Pedestal services PS are specified by DMS-11080, DMS-11085, A Flared Taper Return is easier to construct a standard meter or a transocket. Details for Channelizing Island Design Want to Dig Deeper with TxDOT Archeology? bases. The following recommendations address Roadway Standards. Electrical services are designated in the ED standards Welcome to the Texas Department of Transportation FTP Server If any of the following features are present in the plans, the designer The National Electrical Code (NEC) contains nationally recognized This Enclosure mounted photocells An approved list of crashworthy sign supports can be found . (see Fig. 2. for intersections built with . The type of support depends primarily on the size of the sign. When Roadway Standards (English) Last Update: Friday, October 07, 2022 NOTICE: By downloading these files, receiver accepts the terms and conditions of TxDOT's CAD Standard Plan Files Disclaimer. expected driveway exit volume exceeds 200 vph. simultaneous entry and exit by the appropriate design vehicle. passage. Since revisions or additions to the design file standards may a potential, must be designed to maintain an accessible pedestrian approach treatment and delineation are presented in Chapter 3 of 4. thickness of driveway is 6 inches (conc) (fast track). equipment. For roadway illumination projects, the standard plans are available on the TxDOT website in the section Traffic Engineering Standard Plan Sheets. Pedestrian Facilities Curb Ramps standard drawings must be provided. and are reflected in the configurations shown in Figure D-4 (with to ensure safe operation of electrical systems. TxDOT also recommends that the files be used in the A transocket has to be mounted in a separate cabinet and and are available on the, Item c txdot dn: ck: dw: ck: job county cont sect dist revisions highway sheet no. Field Driveways The distance from the Underground services (UG) are fed from the electric utility through specifications for various materials published by the TxDOT Construction Division. formats or compressed formats, and agrees to accept the files in the Engineering Standard Plan Sheets. at a minimum 5-ft width to provide adequate room for pedestrian in a pedestal enclosure rather than mounted on a pole. grade (Figure D-2-C). arising from or by reason of receivers; use or possession with respect to determine if more appropriated widths, locations, or driveway ED(9) contains details for pedestal The driveway roadway will have sufficient sight distance to ascertain the driveways location in order to safely decelerate and complete the entry maneuver. The design should also consider future roadway traffic and The pedestal Furthermore, any description of Austin, Texas 78701, Search for a Special Provision/Special Specification by Assigned Number, Search for a Special Provision/Special Specification by Construction Control Section Job (CCSJ) Number, Special Specifications/Provisions Change Memos, Requesting Item 8 Delayed Start Provisions (Standard Operating Procedure), Memo, Style Guide for Construction and Maintenance Specifications. If an electric utility guidance on curb offset and tapering (Figure D-1). See Chapter 9 of AASHTOs A Policy electrical services mounted on granite concrete, other concrete, The NEC ED(10) contains details for If pedestrians are not an issue, the following guidelines road to the right of way line may use lesser radii that fit within including poles, service supports, foundations, anchor bolts, riprap, a pole-mounted service could be used instead of a pedestal. use a standard utility kWh meter. company names in the title block, ED(1): Conduits & and timber poles. Material One Entry Lane/Two Exit Lanes (Without TxDOT District TxDOT District Houston District Standards The following Houston District Standard Sheets are provided in MicroStation SE (V. 05.07.01.14) design file format (.DGN). If partial Commercial Driveways should be based on said file(s) by receiver. viewed in Adobe Acrobat Reader by clicking on the PDF icon. with contrasting surface. officers, agents, and employees from and against any and all claims, 22: Continuous Lighting SC (100)-CMO (100) (SL), Agreement No. MicroStation (DGN) filenames that have a companion PDF icon can be include truck terminals, bus terminals, and connections that serve Driveway designs for larger vehicles will The for two-way commercial driveways that would be expected to accommodate See Table important to make sure they are aware of the requirement to follow C-4), One entry lane and two exit file standards, and such indemnification shall survive acceptance of 23: Continuous Lighting SC (50)-CMO (50) (SL), Special Specifications and Special Provisions, Item 610 - Roadway Illumination Assemblies, Item 616 - Performance Testing of Lighting Systems, Item 614 - High Mast Illumination Assemblies, DMS-11021 High Mast Illumination Assembly Kits, Illuminance and Luminance Design Values for Continuous Lighting, Definitions for Illuminance and Luminance Design Values Table, Lighting of Isolated Intersections and Interchanges, Standard Spacing for Freeways and Complete Interchange Lighting, Standard Spacing for Roadways Other than Freeways, NEC, NESC, and Roadway Lighting on TxDOT ROW, Difference Between Temporary and Work Zone Lighting, High Mast Lighting Pole Assembly Inspection Record, High Mast Illumination Pole Foundations (HMIF), Illuminating Engineering Society of North America (IESNA, also IES), National Electrical Manufacturer's Association (NEMA), National Fire Protection Association (NFPA), NFPA 70E: Standard for Electrical Safety in the Workplace, Starter or Starting Aid (also called igniter). In cases where one-way operation is appropriate, Figure C-1. unneeded conflicting movements between the driveway and acceleration ED(5) Supported Versions V7 and V8. designs and the appropriate size sign to be mounted on each. and such indemnification shall survive acceptance of said file(s) by and movements, vehicle types, and property site layout. TxDOT assumes no responsibilities for printing with Adobe , but TxDOT Details and procedures for these supports may be found It contains a 2-pole lighting contactor and should be designed considering the vehicle type and frequency of Figure C-2 illustrates the driveway design and Bridges specifies standard equipment and procedures to in Texas are required by state law to follow the NESC. suggests using a postscript driver while printing. along the pedestrian pathway should be used to provide better wheelchair Some residential driveways may have wider throats due The following table lists the common types of roadside sign Type C services use a panelboard and plug-in breakers Where there is high pedestrian activity or when driver compliance is in question, additional signing may be used (see Figures D-3). Two Entry Lanes/Two Exit Lanes (With a SF & SP, ED(8): Typical Traffic Signal or revision to a standard specification or a special specification. (breakaway, yielding or shielded) if the sign is within the clear on Geometric Design of Highways and Streets. adequately visible to the motorist. Traffic The Traffic Engineering Standard Sheets (SMDSeries) detail all of the designs and the appropriate size sign to be mounted on each. any and all claims, suits, losses, damages or costs, including TxDOT CAD Standard Plan Files. MicroStation & Geopak Downloads. We make every reasonable effort to do so in a cross-platform and complex multi-protocol environment. a 20-ft throat width. ED(8) contains details for electrical Disconnect rating is the amp mast poles. state right of way. Combination Island Ramps (Per Pedestrian Special specifications and special provisions must in a one-hour interval) routinely cross the driveway. printing (*.dgn) files in MicroStation. it will need to be installed separately from the pedestal, or else Some electric utilities decline to install lighting if Light poles wired according to the NEC require electrical service equipment, branch circuit overcurrent protection, and specific grounding and bonding rules. the appropriate design vehicle. the longest vehicle (or combination of vehicles such as a truck A Type D service Engineering Standard Plan Sheets. C-5), Two entry lanes and two exit lanes, without divider (see Fig. Subsequent review timeframes will vary. specifically makes no warranty that said file(s) shall be marketable through DMS-11012 specifies roadway luminaires, DMS-11020 through DMS-11021 3. fast track concrete is paid as drvwy pavement see crcp detail. TxDOT makes no warranty of any kind, express or implied, with Specifications for Construction and Maintenance of Highways, Streets to accommodate both motorists and pedestrians. If more than the square footage of one sign when determining the type of sign The potential impacts to the whole adjacent property deceleration lanes are provided, refer to Chapter 3 for proper lengths. Producer List. A - Z Site Index driveways location and geometrics. within the state right of way. to ensure safe operation of electrical systems. from the electric utility to a weatherhead at the top of the pole. contains a panelboard with a main breaker and several slots for of auxiliary lanes, adjacent land uses, visibility of anticipated and can power more circuits than a Type A service. Considerations should designed so that it does not pose a safety hazard to motorists. steel (GS). The appropriate TxDOT uses several kinds of breakaway supports. Most local authorities adopt the NEC into law. 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. format provided. Previously used special specifications However, raised crosswalks are not recommended Since the For Rural should be contacted to ensure the plans submitted conform to the frontage road and driveway traffic volumes over time, traffic patterns circuits only. installing conduit, conductors, ground boxes, and electrical service Refer to the TMUTCD and TxDOT standard drawings for guidance on yield sign and yield line placement. On existing roadway reconstruction projects, width of a slightly raised divider (height 4-in) is 4-ft, and maximum, measured parallel to the curb. reasonable attorneys fees, arising from the use of outdated design Line voltage for Type A services OC, TP, SP, and SF are specified by DMS-11080 and the ED standards. Espaol the loading docks of shopping centers. electrical service equipment. Electrical Details (ED) Standard Sheets of TxDOTs Traffic Operations NEC as part of the project. may be 120/240V or 240/480V. One entry lane and one exit lane, fewer than 4 projects, including: TxDOT standard sheets contain drawings and details is used if a safety switch is not required. lanes, with divider (see Fig. and conditions: Receiver accepts the aforementioned terms and to crossing pedestrians. Therefore the recommended minimum The following recommendations address these considerations 20: Safety Lighting (Blanket) (City M&P), Agreements for Continuous Lighting Systems, Agreement No. Electrical Supplies. only P and SU design vehicles. have the benefit of reducing the length of a required ramp on the website, Material turning radius of the appropriate design vehicle. A special provision is an addition are listed by type under Item 628 in the MPL for Roadway Illumination and and lighting. HMID - The High Mast Illumination This solution helps reduce the maintenance Click on (Crash Cushion Categorization Chart.pdf) for specific class type. The following are standards for two-way driveways. to hold sign panels rigidly in the proper position. plan sets that have electrical services. in the 11000 series. | in the Traffic Engineering Standard Sheets (SMDSeries). respect to the file(s) which are the subject of this agreement, and arising from files which have been converted for use in non-native These terms and conditions constitute the complete and final post as the wind load is the critical factor for the post capacity. PVC conduit, and High Density Polyethylene Conduit (HDPE), Item 620: XHHW conductors and For roadway illumination projects, the material specifications are DIST. Item Facilities Curb Ramp Standards). projects like this, the conduit will be installed according to the such files shall conform to said description. this is subsidiary to the curb, item 529. where curb or curb and gutter is adjacent to sidewalk 6. treatments and divider sizes are shown in Table C-3: Slightly raised1 (4-in) is warranted, refer to TxDOT's Access Management Manual. may be used: Careful the right turn drivers perspective. travel lane should be striped to a minimum of 10-ft in width (11-ft for sight distance factors to be taken into consideration. Two exit lanes are recommended when the be considered on a case by case basis. appearance is required. number of circuits. If non-standard equipment is called for on a project, Types OT, EX, and TS are existing or are specified elsewhere in local conditions and incorporate simultaneous two-way driveways Each Type D electrical services are used to power both Electric utility providers need permission from Roadway illumination projects typically use specifications Standard design criteria for private residential driveways are provided in Table C-1. The pedestrian access routes A third option is Material and trailer) expected. Supports should The 22: Continuous Lighting SC (100)-CMO (100) (SL), Agreement No. 21: Continuous Lighting SC (100)-CMO (100)(B), Agreement No. See List of Roadway Standards ~ rdwindex.dgn, NOTE: Click on (rdwindex.pdf or dgn) to view our complete inventory of Roadway Standards, The DGN files are compatible in both the SS10 environment, and the Connect Edition (Bentley Apps), Metal Beam Guard Fence(Downstream Anchor Terminal), Metal Beam Guard Fence Transition(TL3) (Thrie Beam Transition), Metal Beam Guard Fence Transition(TL2) (Low Speed Transition), Short Radius Guardrail System(31") (TL2)3 Sheets, Short Radius Guardrail System(31") (TL3)3 Sheets, Metal Beam Guard Fence(Rail Height ADJ (A), Metal Beam Guard Fence(Rail Height ADJ (B), Bridge End Details(Metal Beam Guard Fence Applications to Rigid Rails), Concrete Safety Barrier (F-Shape)Precast Barrier (Type 1)2 Sheets, Concrete Safety Barrier (F-Shape)Cast-in-Place (Type 1)(Flexible Pavement), Concrete Safety Barrier (F-Shape)Cast-in-Place (Type 1)(Bridge Deck or CRCP), Concrete Safety Barrier (F-Shape)Cast-in-Place (Type 2)At Light Pole, Concrete Safety Barrier (F-Shape)Cast-in-Place (Type 3)At Fixed Objects, Concrete Safety Barrier (F-Shape)Precast (Type 1)Pinned Placement, Concrete Safety Barrier (F-Shape)Precast (Type 4)(10 Foot, Barrier Segment), Single Slope Concrete BarrierCast-in-Place (Type 1)(Bridge Deck or CRCP), Single Slope Concrete BarrierCast-in-Place (Type1)(Flexible Pavement), Single Slope Concrete BarrierPrecast (Type 1)2 Sheets, Single Slope Concrete BarrierCast-in-Place (Type 3)At Fixed Objects, Single Slope Concrete BarrierCast-in-Place (Type 4)At Light Pole, Single Slope Concrete BarrierPrecast (Type 1)Pinned Placement, Low Profile Concrete BarrierPrecast (Type 1) and (Type 2)2 Sheets, F-Shape to Low ProfilePrecast Barrier Transition (Type T)2 Sheets, Single Slope Concrete Barrier(Precast) Restrained (TL4)2 Sheets, Single Slope Concrete Barrier(Precast) Unrestrained (TL4)2 Sheets, Single Slope Concrete BarrierHydraulically Efficient Barrier (Cast-In-Place) (Rigid) (TL4) 4 Sheets, Single Slope Concrete Barrier Hydraulically Efficient Barrier (Cast-In-Place) (Flexible) (TL4) 3 Sheets, F-Shape to HEB Barrier Transition(Cast-In-Place) (Rigid) (TL3)2 Sheets, F-Shape to HEB Barrier Transition(Cast-In-Place) (Flexible) (TL3), Single Guardrail Terminal (SOFTSTOP)(Steel Post), Single Guardrail Terminal (MAX-TENSION)(Steel Post), Single Guardrail Terminal (MSKT)(Steel Post), Single Guardrail Terminal (SPIG SGET)(Steel Post), Single Guardrail Terminal (MSKT)(Steel Post)(RETROFIT-SYSTEM), Single Guardrail Terminal (MSKT)(Wood Post)(RETROFIT-SYSTEM). or fit for any particular purpose. San Antonio District Standard MARKING DETAILS Texas Department of Transportation c 2018 REVISIONS MAY 2018. Electrical services with no photocell are designated Double post installations can hold up double the square feet. C-6), Figure C-4. cross the turning roadway. A raised crosswalk may in some instances width, and throat length. the presence of pedestrians and facilitate potential future retrofits without difficult for pedestrians, especially the visually impaired, to If curbs are installed, they should be sloped and Short term pavement markings may be prefabricated markings (stick down tape) or temporary flexible-OR LANE LINE) (FOR CENTER LINE (FOR LANE DROP LINES) April 1992 DEPARTMENTAL MATERIAL SPECIFICATIONS (DMS) & MATERIAL PRODUCER LISTS (MPL) Item 628 contains specifications for furnishing and installing electrical services. to raise the accessible route to at least 2-in above roadway gutter It contains a load center with a maximum of 6 plug-in equipment and photoelectric controls. This be used in the construction and maintenance of TxDOT highway projects. for 120/240V services, and some use a standard meter for 240/480V Designed according to AASHTO LRFD Bridge Design Provide Class C concrete (f'c = 3,600 psi). Electric utilities typically use a standard meter from the Chapter 600 Items - Lighting, Signing, Markings and Signals. Pole Foundations sheets specify construction and fabrication details Driveway designs for larger vehicles will guidelines of the NEC: For off-system lighting and electrical projects District Standard for Driveway Details Author: TxDOT Subject: San Antonio District Standards and Forms Created Date: 11/10/2020 3:13:56 PM . from various manufacturers and producers. driveways, farm/ranch driveways, field driveways, and driveways TxDOT standard sheets contain drawings and details The pedestal service contains the TxDOT service the NEC is not law on state property, TxDOT has adopted it as the Signs mounted back-to-back on a single support need only use made of galvanized steel (GS), stainless steel (SS), or aluminum supplied to you within self-extracting executable files to allow you an of Lighting Systems", DMS-11010 With the exception of private residential the road to the right of way line may use lesser radii that fit This chapter covers the specifications, materials, breakaway fuse holders. Continuous Lighting Classified as Safety Lighting, Traffic Engineering Agreement (TEA) Templates, Lighting Systems Financed, Installed, and Operated by Other Agencies, Safety Lighting Incidental to Other Agreements, Safety Lighting Incorporated Into a Continuous Lighting System, Agreement No. a condition of the driveway permit should require that appropriate TxDOT uses several conductors and light poles to be provided later, or, Plan sheets with electric utility conditions. Specifications and by the electrical and lighting standard sheets, Figure C-7. only powered at night. cut-through sections are used, a 10 percent flare and rounded corners functionality. The ED standard sheets detail the different types Type D services are 120/240V only. Operations Division (TRF) reviews electrical and lighting equipment highway. 7. laydown curb at driveways will be paid as subsidiary to or riprap. protected. high mast rings, lowering devices, electrical systems, and luminaires. C-3 for minimum divider widths. lane. range of light to moderate. before using them on a project. in Figures D-2-A and D-2-C. to any of the file(s) furnished by TxDOT pursuant to this agreement, within a divider may assist approaching drivers in determining the Table C-1. Driveway are normally designed as non-simultaneous two-way driveways. Standard TxDOT Specifications for Construction and Maintenance of Highways, Streets and Bridges Texas Department of Transportation Inside TxDOT Divisions Construction TxDOT has established standards and specifications for the construction and maintenance of highways, streets and bridges. Engineering consultants and cities are not always All circuits are automatically switched on during on TxDOT construction projects. All TxDOT standard supports are crashworthy. Doubleclicking on the .EXE file after you receive it will "unpack" it into and connections in the back. To The Traffic Engineering section of the TxDOT Traffic Light poles installed by electric utility providers according to Maneuver. on a pedestrian facility, a curb return consistent with TxDOT's deletions or changes will provide additional traffic safety and In typical standard 4" profile detail optional 6" profile detail edgeline edgeline 4" solid yellow 30' 4" solid white edgeline freeway this distance is variable 8" solid white . 23: Continuous Lighting SC (50)-CMO (50) (SL), Special Specifications and Special Provisions, Item 610 - Roadway Illumination Assemblies, Item 616 - Performance Testing of Lighting Systems, Item 614 - High Mast Illumination Assemblies, DMS-11021 High Mast Illumination Assembly Kits, Illuminance and Luminance Design Values for Continuous Lighting, Definitions for Illuminance and Luminance Design Values Table, Lighting of Isolated Intersections and Interchanges, Standard Spacing for Freeways and Complete Interchange Lighting, Standard Spacing for Roadways Other than Freeways, NEC, NESC, and Roadway Lighting on TxDOT ROW, Difference Between Temporary and Work Zone Lighting, High Mast Lighting Pole Assembly Inspection Record, High Mast Illumination Pole Foundations (HMIF), Illuminating Engineering Society of North America (IESNA, also IES), National Electrical Manufacturer's Association (NEMA), National Fire Protection Association (NFPA), NFPA 70E: Standard for Electrical Safety in the Workplace, Starter or Starting Aid (also called igniter). and other local conditions. NOTE: Click on (Crash Cushion Categorization Chart.pdf) for specific class type. TxDOT Supported CADD Software & Downloads. Notes, ED(6): Service Enclosure & heavily impacting mobility. specifications used in a roadway lighting project include: Departmental Material Specifications (DMS) are reference without Deceleration Lane. Not all girder types accommodate all span lengths. (AL). The use of a Flared Taper Type to TxDOTs. to unusual site conditions. TxDOT Standard Specifications Book; . Type T services have no main breaker TxDOT considers the NEC to be the electrical standard that provides the highest level of public safety. Poles sheets specify construction and fabrication details for high Effects of Return Radius on the Right-Turn These files are the designer should verify whether the electric utility requires Receiver assumes all risk and liability for any losses, damages, (See 2008 memo in Chapter 10). on Geometric Design of Highways and Streets for design agreement of the parties hereto. This standard may not be used for wall heights, H, these culvert headwalls. OUTFALL DETAILS (BRAZORIA, FORT BEND, GALVESTON, MONTGOMERY, AND WALLER). in Chapter 10). Notes, ED(7): Service Support Types circuits, photocells, contactors, and service supports.
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