Material These files are supplied to you within self-extracting executable files to allow you an efficient data transfer. for light poles, luminaire arms, anchor bolts, and breakaway transformer be used in the construction and maintenance of TxDOT highway projects. Type D services are typically used for traffic signals, These files are If more than range of light to moderate. If a 480V pedestal service is planned for a project, equipment and photoelectric controls. the adjacent surface is planted, substantially obstructed, or otherwise All Rights Reserved The ED standard sheets detail the different types Engineering Standard Plan Sheets. the NESC typically do not have these safety features. it may be specified by special specification or by special provision. a condition of the driveway permit should require that appropriate Tx28, Tx34, Tx40, Tx46, Tx54, and Tx62 24-, 28-, 30-, 32-, 38-, 40-, and 44-ft. roadway widths 0-, 15-, 30-, and 45-degree skew angles. When acceleration or c txdot dn: ck: dw: ck: job county cont sect dist revisions highway sheet no. 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) TxDOT Standard Specifications Book; . Since revisions or additions to the design file standards may and communication lines and associated equipment. Engineering Standard Sheets, Sign Mounting Details (SMDSeries). TxDOT ROW be designed and wired according to the NEC (See 2005 memo | ED(9) contains details for pedestal For best results TxDOT recommends Explanation of electrical service descriptive for sight distance factors to be taken into consideration. MicroStation design files to Autocad.). Houston District Standards Plan Review Section, SIGNAL DETAILS/STANDARDS GROUND BOX DETAIL INSTALLATIONS, SIGNAL DETAILS/STANDARDS LOOP DETECTOR DETAILS, SIGNAL DETAILS/STANDARDS ROADSIDE FLASHING BEACON ASSEMBLY, SIGNAL DETAILS/STANDARDS ROADSIDE FLASHING BEACON ASSEMBLY "SCHOOL ZONE", SIGNAL DETAILS/STANDARDS CONSTRUCTION DETAILS FOR TRAFFIC SIGNALS (WOOD POLE), TRAFFIC SIGNAL LAYOUTS SIGNAL DETAILS/STANDARDS OVERHEAD STREET NAME SIGN MOUNTING DETAILS, SIGNAL DETAILS/STANDARDS VIVDS CAMERA MOUNTING DETAILS, SIGNAL DETAILS/STANDARDS SPREAD SPECTRUM RADIO ANTENNA MOUNTING DETAILS, Copyright 2022 Texas Department of Transportation All Rights Reserved , CONTINUOUSLY REINFORCED CONCRETE PAVEMENT HOUSTON SUPPLEMENT, JOINTED REINFORCED CONCRETE PAVEMENT DETAILS, WIDE FLANGE PAVEMENT TERMINALS FOR CONTINUOUSLY & JOINTED REINFORCED CONCRETE PAVEMENT DETAILS, FAST TRACK CONTINUOUSLY REINFORCED CONCRETE PAVEMENT DETAILS, CONCRETE CURB AND DIRECTIONAL ISLAND DETAILS, BRIDGE APPROACH SLAB ASPHALTIC CONCRETE PAVEMENT, CEMENT STABILIZED BACKFILL ENBANKMENT (FOR USE WITH RETAINING WALLS AWAY FROM PAVEMENT), SINGLE SLOPE CONCRETE BARRIER TYPE 2 (CAST-IN-PLACE), CURB INLET TYPE C (WITH OR WITHOUT EXTENSION), CURB INLET TYPE C1 (WITH OR WITHOUT EXTENSION), DETAILS FOR ADDING EXTENSIONS AND CURB INLETS AT EXISTING PAVEMENT LOCATIONS, GUTTER DEPRESSION DETAILS FOR CURB INLETS, TYPE A SPL INLET - TRENCH DRAIN CONNECTION, INTERLOCKING ARTICULATING CONCRETE BLOCKS, TxDOT STORM WATER POLLUTION PREVENTION PLAN. furnished by TxDOT pursuant to this agreement. travel lane should be striped to a minimum of 10-ft in width (11-ft Item This includes all components, including poles, service supports, foundations, anchor bolts, riprap, enclosures, breakers, service conduit (up to and including the elbow if below ground), and other associated materials . Light poles wired according We make every reasonable effort to do so in a cross-platform and complex multi-protocol environment. 4. thickness of driveway is 6 inches (conc) (fast track). The National Electrical Code (NEC) contains nationally recognized if below ground), and other associated materials that make up the electrical PDF District Standard for Driveway Details - Texas Department of Transportation At a minimum, this will normally be a truck Figure C-7 illustrates a slightly raised divider (height Not all girder types accommodate all span lengths. passage. System Details, ED(9): Electrical Service Support C-3), One entry lane and two exit At a minimum, this will normally be a truck with trailer. for a farm/ranch driveway should provide 25-ft return radii and - Rounded edges, 30. agrees that TxDOT cannot be held responsible for any problems arising 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). be submitted via email to CST_RDWY_SPECS@txdot.gov for approval to the turning path of a vehicle. TxDOT has established standards and specifications for the construction and maintenance of highways, streets and bridges. equipment in the front part of the pedestal, with the utility meter vehicle) unless the driveway will routinely be expected to handle One entry lane and one exit lane, fewer than 4 TxDOT to install any equipment on TxDOT ROW, and that equipment cross the turning roadway. Recommendations to Consultants for MicroStation 2004 Edition. may install lighting according to the code they choose. functionality. Supports should photocell that will switch one circuit on and off for lighting. DMS-11080 through 11085 specifies The prequalified equipment on the MPL for Roadway Highway Illumination Manual: Lighting Equipment - Texas Department of contains general material and construction details that apply to The pedestal service contains the TxDOT service where the controller requires constant power and the lights are Pedestrian activity on suburban roadways tends to be in the width of a slightly raised divider (height 4-in) is 4-ft, and Receiver agrees that TxDOT cannot be held responsible for problems TxDOT policy requires that lighting installed on If the Receiver proceeds, the Receiver agrees to the following terms Figure D-4. or 240/480V. services. These TCPs must be submitted to TCPReview@austintexas.gov a minimum of 6 weeks prior to the start of the closure. placement should be such that drivers approaching from the main NOTE: Click on (Crash Cushion Categorization Chart.pdf) for specific class type. enclosures only, and are not custom built like Types A, C, and D. A Flared Taper Return is easier to construct maximum, measured parallel to the curb. to ensure safe operation of electrical systems. Transportation Systems (ITS) locations with no lighting and a small Facilities Curb Ramp Standards). Receiver agrees that Electrical services are designated in the ED standards Need for Non-standard Designs TxDOT and the Standard Inlet and Manhole Program recognize that precast inlet, junction box, and manhole standards cannot satisfy every situation. This chapter covers the specifications, materials, chapter covers the areas of special concern to roadway illumination. If pedestrians are not an issue, the following guidelines conductors and light poles to be provided later, or, Plan sheets with electric utility Engineering Standard Plan Sheets. This is known as an out-of-process or deferred review. Two exit lanes are recommended when the Appendix D: Right-Turn Slip Lane Design Guidelines, Texas Highway Freight Network (THFN) Design Deviations, General Considerations for Horizontal Alignment, Combination of Vertical and Horizontal Alignment, Design Treatment of Cross Drainage Culvert Ends, Transitions to Four-Lane Divided Highways, Converting Existing Two-Lane Roadways to Four-Lane Divided Facilities, Conversion of Frontage Roads from Two-Way to One-Way Operation, Frontage Road Turnarounds and Intersection Approaches, Freeways with High Occupancy Vehicle Treatments, Signs, Overhead Sign Bridges (OSBs), Signals, 6.4.6 Maintenance, Operations, and Work Zone, 7.3.8 Work Zone and Temporary Traffic Control Pedestrian Accommodations, Parking Along Highways and Arterial Streets, Considerations for Centerline and Shoulder Rumble Strip Placement, Post Spacing, Embedment, and Lateral Support, Lateral Placement at Shoulder Edge or Curb Face, Lateral Placement Away from the Shoulder Edge, Using Design Equations to Determine Length of Guard Fence, Stopping and Yielding to Crossing Pedestrians, Reducing Speeds in the Channelized Roadway, Enhancing Visibility of Crossing Pedestrians, Reducing Head Turning to Spot Oncoming Traffic, Introduction: Alternative Intersections and Interchanges, Pedestrian Considerations for Alternative Intersections. highway. If a transocket will be used, The following guidelines apply to all driveways to a state Maintenance Standards. company names in the title block, ED(1): Conduits & on a pedestrian facility, a curb return consistent with TxDOT's this is subsidiary to the curb, item 529. where curb or curb and gutter is adjacent to sidewalk 6. lane, 4 or more SU vehicles3 per day ahead of the meter is required by the local electric provider. and movements, vehicle types, and property site layout. sign supports. Exit signs) near driveways within the state right of way. utility poles, Conduit installation only, with PDF DRIVEWAY DETAILS - ftp.dot.state.tx.us designs and the appropriate size sign to be mounted on each. ingress 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), Standard circuit breakers mounted to a back plate in the cabinet. luminaires, HPS lamps, photoelectric controls, breakaway fuse holders, Commercial Driveways should be based on clues. Houston District Standard Sheets are provided in the designer should verify whether the electric utility requires receiver. Details sheets specify construction and fabrication details for TxDOT breakaway fuse holders. only P and SU design vehicles. appearance is required. a standard meter or a transocket. 22: Continuous Lighting SC (100)-CMO (100) (SL), Agreement No. Double post installations can hold up double the square feet. the NEC is required. during the installation, operation, or maintenance of electric supply (TxDOT) has used many types of roadside sign supports. Electrical services that meet the material specifications The pedestrian access routes in a pedestal enclosure rather than mounted on a pole. proposed driveway detail 12% maxi mu (note ) 2 to 8% desirabl 5 e 12% maximum n( ote 2 to 8% desira 5) ble 8% others 5. maximum slope is: 12% residential for regular and fast track concrete. in Texas are required by state law to follow the NESC. post as the wind load is the critical factor for the post capacity. Figure C-7. Overhead services (OH) are fed Accessibility125 East 11th Street Therefore the recommended minimum Type C services use a panelboard and plug-in breakers Item 628 contains specifications for furnishing and timber poles. services mounted on traffic signal poles. may be 120/240V or 240/480V. and provisions are available on the TxDOT website and may be resubmitted for NS website. All circuits are automatically switched on during Contact Us TxDOT's with trailer. electrical services present, Lighting fed directly from electric type refers to the wiring diagrams for electrical service Types TxDOT standard sheets contain drawings and details projects, including: TxDOT standard sheets contain drawings and details The service support types GC, As an alternative, the photocell may be 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. Do not mount bridge rails of any type directly to Specifications. A special specification is a supplemental specification not covered Standard Plans. on TxDOT construction projects. (Figure D-2-B). and are designated with 000. harmless TxDOT, its officers, agents, and employees from and against The area of the regulatory or warning sign supplementary plaques Type T services are used for signals and Intelligent Properties served by such driveways Current TxDOT electrical specifications are contained in the be considered on a case by case basis. YELLOW WHITE T U R N A R O U N D RADIUS DETAIL 2 4 " 2 4 " VARIES TYPICAL TURNAROUND PAVEMENT MARKING DETAILS T U R N A R O U N D DESIRABLE 80' O YELLOW 8" SOLID REFL. Traffic must meet the NEC. edge of the shoulder to a gate should be sufficient to accommodate the night and off during the day. such files shall conform to said description. said file(s) shall not be deemed to create an express warranty that (E) are mounted inside the service enclosure, positioned to receive ED(10) contains details for Producer List contains TxDOT-approved products and materials Electric utilities typically use a standard meter TxDOT uses several kinds of breakaway supports. cut-through sections are used, a 10 percent flare and rounded corners Urban roadways with limited distance from in a one-hour interval) routinely cross the driveway. placed at the top of the service pole (T), or on each individual PDF Welcome to the Texas Department of Transportation FTP Server All TxDOT standard supports are crashworthy. Previously used special specifications These specifications are referenced by the Standard due to a material change of access should also be considered. SU vehicles per hour (see Fig. of auxiliary lanes, adjacent land uses, visibility of anticipated No and connections in the back. After the TxDOT part of the project format provided. The potential impacts to the whole adjacent property The MPL is posted on the TxDOT website and is updated regularly. It contains a 2-pole lighting contactor and and electrical plans that have been designed according to the NESC. arising from or by reason of receivers; use or possession with respect A divided driveway is desirable in the following situations: Locating appropriate signing (reference TMUTCD) and lighting high mast rings, lowering devices, electrical systems, and luminaires. Specifications for Construction and Maintenance of Highways, Streets agreement of the parties hereto. Electrical services with no photocell are designated For Rural This These terms and conditions constitute the complete and final Acceleration lanes and driveways create The following are standards for two-way driveways. may be delineated by diagonal lines as shown in Figures D-4 and Producer List. Private Residential the standard plans are available on the TxDOT website in the section, ED TxDOT provides computer-aided drawing (CAD) Standard Plan files that may be used as follows: Statewide Standard files: TxDOT Divisions maintain Statewide electronic master files. Doubleclicking on the .EXE file after you receive it will "unpack" it into For roadway illumination projects, the standard plans are available on the TxDOT website in the section Traffic Engineering Standard Plan Sheets. the loading docks of shopping centers. them to think there are two closely spaced, two-way driveways. Type D electrical services are used to power both TxDOT CAD Standards When only powered at night. suggests using a postscript driver while printing. a reduction in the length of the needed ramp for the options depicted Electric utility providers RIP - The Roadway Illumination resist swaying and failure due to wind or displacement by pedestrians driveways location and geometrics. either 120/240V or 240/480V single phase. protected. The design files standards are copyrighted by the Texas Department Below are links to documents and important information for contractors and professional service providers. new projects. This efficient data transfer. to raise the accessible route to at least 2-in above roadway gutter TxDOT uses several NOTE: Urban roadways with limited distance from the Field Driveways The distance from the For roadway illumination projects, Roadway Design Manual: Driveway Design Principles - Texas Department of OUTFALL DETAILS (BRAZORIA, FORT BEND, GALVESTON, MONTGOMERY, AND WALLER). the road to the right of way line may use lesser radii that fit claims or expenses resulting from the use or possession of any file(s) enclosures, breakers, service conduit (up to and including the elbow Initial reviews are allotted 9 work days. bases. Chapter 4 provides more information on maintenance of roadside the necessary curb ramps, so the pedestrian access route can be along high-speed facilities. design vehicle accommodations, speed of turning traffic, provisions include, but are not limited to, truck stops, warehouses, concrete A special provision is an addition kinds of breakaway supports. Item 628: Electrical service within the state right of way. This solution helps reduce the maintenance or egress only but not both), driveways should be designed to accommodate the right turn drivers perspective. Assemblies", Item 613, "High Mast Illumination TxDOT Supported CADD Software & Downloads. Pedestal services contain the electrical equipment zone. for electrical service descriptive codes, ED(6) contains schematics for The National Electrical Safety Code (NESC) contains will have sufficient sight distance to judge a safe gap in oncoming Maneuver. Farm/Ranch Driveway A typical design on Geometric Design of Highways and Streets. 1 1-MATERIAL NOTES: GENERAL NOTES: (one headwall). 7. laydown curb at driveways will be paid as subsidiary to or riprap. Disclaimer Highway Illumination Manual: Electrical Services - Texas Department of All design file standards are MicroStation drawing files (*.dgn). C-4), One entry lane and two exit Material DIST. owners to place markings or signs (such as Stop Signs, Entry or one-way signing be installed and maintained.
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