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Overview
This page has the latest Uniform Standard Specifications and Drawings adopted by local public agencies across Southern Nevada. Contractors, engineers, and planners use these documents to make sure roadway construction and improvements meet regional safety and design standards.
Current Specifications and Drawings
Uniform Standard Specifications
For Public Works Construction of Off-Site Improvements
Clark County Area | Nevada
Uniform Standard Drawings
For Public Works Construction of Off-Site Improvements
Clark County Area | Nevada
Approved Revisions
In accordance with procedures adopted by the Regional Transportation Commission of Southern Nevada (RTC) on November 10, 1999, October 14, 2004, and October 8, 2009, revisions to the Uniform Standard Specifications and Drawings for Public Works Construction of Off-Site Improvements, Clark County Area, Nevada will be posted to this website and will become effective immediately upon approval by the RTC Board of Commissioners.
Drawings
No. 234.3 “Typical Double Bus Stop Passenger Loading with Shelter Pads” – Revision provides consistency with USD No. 234.2, “Typical Bus Stop Passenger Loading with Shelter Pads,” and USD No. 234.5, “Bus Shelter Pad Details and Notes,” which were revised in 2025 to clarify the optional use of curbing
No. 239 “Type I Monument Option 1” – Revision to update title to include “Option 1” and revise drawing to reflect current industry standards for survey monuments.
No. 239.1 “Type I Monument Option 2” – Addition of new drawing to provide an alternative Type I Monument standard.
No. 240 “Type II Monument Option 1” – Revision to update title to include “Option 1: and revise drawing to reflect current industry standards for survey monuments.
No. 240.1 “Type II Monument Option 2” – Addition of new drawing to provide an alternative Type II Monument standard.
No. 241 “Type III Monument” – Revision to reflect current industry standards for survey monuments.
Drawings
No. 423 “Drop Inlet and Other Flat Wall Structures Pipe Connection” – Addition of new drawing for connections of Reinforced Concrete Pipe (RCP) to Reinforced Concrete Box (RCB) or cast-in-place box culverts.
No. 424 “Reinforced Concrete Field Closure” – Addition of new drawing for Reinforced Concrete Field Closure.
Specifications
No. 605 “Thermoplastic Pipe Culverts” – Specification revised to allow the use of corrugated polypropylene pipe.
No. 709 “Metal and Thermoplastic Pipe” – Specification revised to allow the use of corrugated polypropylene pipe.
Specifications
No. 501 “Portland Cement Concrete” – Specification revised to allow natural pozzolans in Portland Cement Concrete and Controlled Low-Strength Material (CLSM).
No. 701 “Hydraulic Cement” – Specification revised to allow natural pozzolans in Portland Cement Concrete and Controlled Low-Strength Material (CLSM).
No. 702 “Concrete Curing Materials and Admixtures” – Specification revised to allow natural pozzolans in Portland Cement Concrete and Controlled Low-Strength Material (CLSM).
No. 704 “Base Aggregates” – Specification revised to allow natural pozzolans in Portland Cement Concrete and Controlled Low-Strength Material (CLSM).
No. 729 “Fly Ash” – Specification revised to allow natural pozzolans in Portland Cement Concrete and Controlled Low-Strength Material (CLSM).
Drawings
No. 234.2 “Typical Bus Stop Passenger Loading with Shelter Pads” – Revisions removed curbing around shelter pad.
No. 234.5 “Bus Shelter Pad Details and Notes” – Revisions added language to provide guidance on the use of curbing and pedestrian rail with bus shelter pads.
No. 503 “Method B for Rigid and Flexible Pipe Trench Backfill – Paved Areas” – Revisions to add language pertaining to restoration of red pavement markings on BUS ONLY lanes.
No. 503.1 “Method A for Flexible Pipe Trench Backfill – Paved Areas” – Revisions to add language pertaining to restoration of red pavement markings on BUS ONLY lanes.
No. 503.2 “Method A for Rigid Pipe Trench Backfill – Paved Areas” – Revisions to add language pertaining to restoration of red pavement markings on BUS ONLY lanes.
Specifications
No. 680 “Fiber Optic Cable” – Revised to clarify fiber optic and equipment specifications and bring them into conformance with current practices.
No. 681 “Fiber Optic Splice and Distribution Equipment” – Revised to clarify fiber optic and equipment specifications and bring them into conformance with current practices.
No. 682 “Fiber Optic Transceiver” – Specification deleted, as it is no longer in use.
No. 683 “Video Optical Transceiver with Bi-Directional Data Channel” – Specification deleted, as it is no longer in use.
No. 684 “Layer 2 Field-Hardened Ethernet Switch” – Revised to clarify equipment specifications and bring them into conformance with current practices.
No. 686 “Video Decoder” – Specification deleted, as it is no longer in use.
No. 687 “Closed Circuit Television (CCTV) Field Equipment” – Revised to clarify CCTV equipment specifications and bring them into conformance with current practices.
No. 688 “Remote Data Radio Communication System” – Revised to clarify data radio communication system equipment specifications and bring them into conformance with current practices.
Specifications
No. 612 “Pneumatically Placed Concrete Mortar” – Revised to add gradation and strength requirements for pneumatically placed concrete mortar (shotcrete).
No. 704 “Base Aggregates” – Revised to address the composition of aggregate contained in controlled low strength material (CLSM).
No. 706 “Aggregates for Portland Cement Products” – Revised to add gradation requirements and inspection criteria for rip rap grout.
Specifications
No. 401 “Plantmix Bituminous Pavements – General” – Section 401.02.04.B revised to add the City of Henderson to the list of agencies where PG76-22CC and PG64-34CC materials shall be used in accordance with Table 1 of Section 703 unless otherwise specified in the Special Provisions for Category I pavements.
Specifications
No. 208 “Trench Excavation and Backfill” – Specification revised to change the posted speed threshold for the placement and installation methods for temporary steel plate bridging.
Drawings
No. 408.S1 “Concrete Collar Around Manholes” – Drawing revised to add a maximum dimension to the concrete manhole collar.
Specifications
No. 703 “Bituminous Materials” – Specification revised to adjust Polymer Modified Emulsion Membrane requirements.
Drawings
No. 217.3.S1 “Residential Curb & Gutter R-Type” – Drawing revised to remove City of North Las Vegas as an approving agency.
No. 223 “Residential Driveway” – Drawing revised to remove City of North Las Vegas as an approving agency.
No. 244.9.S1 “Bicycle Lane Delineation, Legend, and Signage” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 249 “Standard Street Name Sign Post Installation” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 249.1 “Sign Installation Detail” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 255.2 “Typical Transition Section from Shared Use Path Along Roadway to Sidewalk” – Drawing deleted, as design is context sensitive and not standard.
No. 724 “Type ‘I’ Foundation” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 725 “Type ‘J’ and ‘K’ Foundations” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 745 “30 Ft. Pole with School Flashing Sign” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 764 “ITS Communication Conduit and Pull Box Detail Installed Under New Sidewalk” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 805, Sheet 1 “Pedestrian Push Button Post for Special Sign (8 Ft-6 Inches High)” – Sheet removed, as design is no longer in use
No. 805, Sheet 2 “Pedestrian Push Button Post for 2 ½ Inches Post Top Mounting” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 885, Sheet 1 “Pole Location & Signal Mounting at Intersection (Two Pole) Curbside Sidewalk” – Drawing deleted, as design is context sensitive and not standard.
No. 885, Sheet 2 “Pole Location & Signal Mounting at Intersection (Single Pole) Curbside Sidewalk” – Drawing deleted, as design is context sensitive and not standard.
No. 886, Sheet 1 “Pole Location & Signal Mounting at Intersection (Two Pole) Offset Sidewalk” – Drawing deleted, as design is context sensitive and not standard.
No. 886, Sheet 2 “Pole Location & Signal Mounting at Intersection (Single Pole) Offset Sidewalk” – Drawing deleted, as design is context sensitive and not standard.
No. 887 “Pole Location and Signals Mounting on Right Turn Islands” – Drawing deleted, as design is context sensitive and not standard.
No. 888.1 “Future Pole Location Case II” – Drawing deleted, as design is context sensitive and not standard.
Drawings
No. 409.1 “Standard Manhole 30 inch Cover and Ring” – Drawing revised to correctly reference the applicable Alhambra Foundry Company standard plate type.
Specifications
No. 401 “Plantmix Bituminous Pavements – General” – Specification revised to change the grade of bituminous material for dense-graded mixes from AC-30 to PG70-22.
No. 404 “Hot Plantmix Recycled Bituminous Pavements – General” – Specification revised to remove references to AC-30 and AC-20 grades.
No. 703 “Bituminous Materials” – Specification revised to add the use of PG70-22CC and PG70-10.
Drawings
No. 222 “Residential Driveway Geometrics” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 222.1 “Commercial and Multi-Family Driveway Geometrics” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 223 “Residential Driveway” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 223.1 “Residential Driveway Without Adjacent Sidewalk” – Drawing deleted, as this design is no longer in use.
No. 224 “Commercial and Industrial Driveway (Option A)” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 225 “Commercial and Industrial Driveway (Option B)” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 226.S1 “Commercial and Industrial Driveway (Option C)” – Drawing deleted, as this design is no longer in use.
No. 226.S2 “Light Duty Commercial Driveway” – Drawing deleted, as this design is no longer in use.
No. 226.S3 “Heavy Duty Commercial Driveway” – Drawing deleted, as this design is no longer in use.
No. 227.S1 “Depressed Alley Driveway” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
Drawings
No. 236 “Sidewalk Drain” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 244.9 “Bicycle Lane Delineation, Legend, and Signage” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 255.4 “Delineation and Bollard Usage on Shared Use Path” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 320 “Lighting Standard Setback” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
No. 321.1.S1 “Modified Existing Streetlight Foundation for Installation of Underground Conduit” – Drawing deleted, as this design is no longer in use.
No. 332 “Service Pedestal Foundation Street Lighting and/or Traffic Signal” – Drawing revised for consistency with current accessibility best practices within the right-of-way.
Specifications
No. 509 “Precast Reinforced Concrete Box Culverts” – New specification added for uniform application of RCB culverts. (RTC Approved 10/10/19)
No. 704 “Base Aggregates” – Specification revised to modify testing procedures. (RTC Approved 01/09/20)
No. 707 “Joint Material” – Specification revised to allow the use of ASTM D8139 (semi-rigid, closed-cell, polypropylene foam type). (RTC Approved 01/09/20)
Drawings
No. 244.12 “Typical Configuration for Rural Roadways 100 Ft. Right-of-Way” – New drawing added for use in Clark County and City of Las Vegas. (RTC Approved 09/12/19)
No. 223 “Residential Driveway” – Drawing revised to remove Boulder City as an approving agency. (RTC Approved 11/14/19)
No. 226.S1 “Commercial and Industrial Driveway (Option C)” – Drawing revised to add the City of Las Vegas as an approving agency. (RTC Approved 11/14/19)
No. 244.10 “Typical Configuration for Rural Roadways 60 Ft. Right-of-Way” – New drawing added for use in Clark County and City of Las Vegas. (RTC Approved 12/12/19)
No. 244.11 “Typical Two Lane Configuration for Rural Roadways 80 Ft. Right-of-Way” – New drawings added for used in Clark County and City of Las Vegas. (RTC Approved 12/12/19)
No. 201.2 “Sight Visibility Zones at Intersections” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 202 “Arterial Urban Street Sections” – Drawing revised for consistency with current accessibility best practices within the right-of-way and to change the approved AC pavement surface material to 1-inch UTACS in North Las Vegas. (RTC Approved 01/09/20)
No. 203 “Arterial Alternate Urban Area Street Sections with Offset Sidewalk” – Drawing revised for consistency with current accessibility best practices within the right-of-way and to change the approved AC pavement surface material to 1-inch UTACS in North Las Vegas. (RTC Approved 01/09/20)
No. 203.1.S1 “Primary Arterial – Complete Street Alternative” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 205 “Collector Urban Area Street Sections with Curbside Sidewalk” – Drawing revised for consistency with current accessibility best practices within the right-of-way and to change the approved AC pavement surface material to 1-inch UTACS in North Las Vegas. (RTC Approved 01/09/20)
No. 205.1.S1 “Collector Alternate Urban Area Street Sections with Offset Sidewalk” – Drawing revised for consistency with current accessibility best practices within the right-of-way, to change the approved AC pavement surface material to 1-inch UTACS in North Las Vegas, and to add fog seal as the approved AC pavement surface material in Boulevard City and Mesquite. (RTC Approved 01/09/20)
No. 205.2.S1 “Major Collector – Complete Street Alternative” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 205.3.S1 “Minor Collector – Complete Street Alternative” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 206.S1 “Local Residential Urban Area Street Sections” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 206.S2 “Local Residential Urban Area Street Section” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 206.S3 “Local Residential Urban Area Street Section” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 206.1.S1 “Local Residential – Complete Street Alternatives” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 210.S1 “Private Street Sections” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 234 “Sidewalk” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 234.2 “Typical Bus Stop Passenger Loading with Shelter Pads” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 234.3 “Typical Double Bus Stop Passenger Loading with Shelter Pads” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 234.5 “Bus Shelter Pad Details and Notes” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 256.1 “Typical Signage for Shared Use Path at Intersection” – Drawing deleted, as this application is context specific. (RTC Approved 01/09/20)
No. 256.2 “Shared Use Path Crossing Two Lane Roadway” – Drawing deleted, as this application is context specific. (RTC Approved 01/09/20)
No. 256.3 “Shared Use Path Crossing Four Lane Roadway” – Drawing deleted, as this application is context specific. (RTC Approved 01/09/20)
No. 256.4 “Shared Use Path Crossing Six Lane Roadway” – Drawing deleted, as this application is context specific. (RTC Approved 01/09/20)
No. 256.5 “Shared Use Path Under Crossing” – Drawing deleted, as this application is context specific. (RTC Approved 01/09/20)
No. 256.6 “Shared Use Path Crossing Railroad” – Drawing deleted, as this application is context specific. (RTC Approved 01/09/20)
No 256.7 “Typical Delineation for Shared Use Path Parallel to Railroad Crossing a Roadway” – Drawing deleted, as this application is context specific. (RTC Approved 01/09/20)
No. 321 “Lighting Standard Foundation” – Drawing revised to add conduit for future use. (RTC Approved 01/09/20)
No. 323 “Pull Box Cover Bonding Detail” – Drawing deleted, as it was determined to be an outdated practice. (RTC Approved 01/09/20)
No. 326 “Precast Reinforced Concrete Pull Box” – Drawing revised for consistency with current accessibility best practices within the right-of-way and to change pull box cover material to polymer. (RTC Approved 01/09/20)
No. 328 “Utility Pull Box Locations Sidewalk and Between Driveways” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 332 “Service Pedestal Foundation Street Lighting and/or Traffic Signal” – Drawing No. 332.S2 renamed and revised to add conduit for future use and to add Clark County and City of Las Vegas as approving agencies. (RTC Approved 01/09/20)
No. 332.S1 “Service Pedestal Foundation Street Lighting” – Drawing deleted due to redundancy; refer to Drawing No. 332. (RTC Approved 01/09/20)
No. 332.S2 “Service Pedestal Foundation Street Lighting” – Drawing redesignated as No. 332 as described above.
No. 402 “Storm Drain Drop Inlet General Notes” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 403 “Type I Manhole” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 403.1 “Type I Manhole 30 Inch Ring and Cover” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 408 “Concrete Collar Around Manholes” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 408.S1 “Concrete Collar Around Manholes” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 408.1 “Concrete Collar Around Manholes 30 Inch Ring and Cover” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 408.1.S1 “Concrete Collar Around Manholes 30 Inch Ring and Cover” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 417 “Drop Inlet Frame and Grate” – Drawing revised for consistency with current accessibility best practices within the right-of-way. (RTC Approved 01/09/20)
No. 705 “No. 3 ½ Pull Box” – Drawing revised for consistency with current accessibility best practices within the right-of-way and to change pull box cover material to polymer. (RTC Approved 01/09/20)
No. 706 “No. 5 Pull Box” – Drawing revised for consistency with current accessibility best practices within the right-of-way and to change pull box cover material to polymer. (RTC Approved 01/09/20)
No. 706.1 “Reinforced Plastic Mortar Service Box Assembly No. 5” – Drawing deleted, as it was determined to be an outdated practice. (RTC Approved 01/09/20)
No. 707 “No. 7 Pull Box” – Drawing revised for consistency with current accessibility best practices within the right-of-way and to change pull box cover material to polymer. (RTC Approved 01/09/20)
No. 707.1 “Reinforced Plastic Mortar Service Box Assembly No. 7” – Drawing deleted, as it was determined to be an outdated practice. (RTC Approved 01/09/20)
No. 726 “Service Pedestal Foundation Traffic Signal” – Drawing deleted due to redundancy; refer to Drawing No. 332. (RTC Approved 01/09/20)
Specifications
No. 216 “Horizontal Directional Drilling” – New Specification to allow the use of horizontal directional drilling (RTC Approved 04/11/19)
No. 704 “Base Aggregates” – Specification revised to allow the use of 100% recycled base aggregate material (RTC Approved 06/13/19)
Drawings
No. 223 “Residential Driveway” – Drawing revised to prohibit the use of R-type curbed driveway within the City of Henderson (RTC Approved 08/08/19)
No. 228 “Cross Gutter” – Drawing revised to modify the type of pipe (RTC Approved 08/08/19)
No. 331 “Service Pedestal Setback and Orientation” – Drawing revised to modify the service cabinet door orientation (RTC Approved 08/08/19)
No. 332.S1 “Service Pedestal Foundation Street Lighting” – Drawing revised to clarify service pedestal setback and orientation (RTC Approved 08/08/19)
No. 332.S2 “Service Pedestal Foundation Street Lighting” – Drawing revised to clarify service pedestal setback and orientation (RTC Approved 08/08/19)
No. 726 “Service Pedestal Foundation Traffic Signal” – Drawing revised to clarify service pedestal setback and orientation (RTC Approved 08/08/19)
Specifications
No. 401 “Plantmix Bituminous Pavements – General” – To require the use of tack coat between courses regardless of time between placement (RTC Approved 06/14/2018)
Drawings
No. 246.8 “Exclusive Bus/Bike lane Major/Major intersection sign installation and pavement marking detail” – New Drawing detailing the design of the shared bus/bicycle lane and sign. (RTC Approved 02/08/2018)
No. 246.9 “Exclusive Bus/Bike lane Major/Minor intersection sign installation and pavement marking detail” – New Drawing detailing the design of the shared bus/bicycle lane and sign. (RTC Approved 02/08/2018)
No. 321.1.S1 “Modified Existing Streetlight Foundation for Installation of Underground Conduit” – Drawing revised to remove the City of Las Vegas as an approving agency. (RTC Approved 08/09/2018)
No. 341 “City of Las Vegas 26′ Street Light Pole for Town Center Area” – New Drawing added for use by the City of Las Vegas. (RTC Approved 08/09/2018)
No. 342.1 “City of Las Vegas Street Light Notes and Specifications (Ameron and Stresscrete)” – New Drawing added for use by the City of Las Vegas. (RTC Approved 08/09/2018)
No. 342 “City of Las Vegas 21′ Street Light Pole for Downtown Centennial Area” – New Drawing added for use by the City of Las Vegas. (RTC Approved 08/09/2018)
No. 343 “City of Las Vegas Street Light Pole Foundation for Downtown Centennial and Town Center Areas” – New Drawing added for use by the City of Las Vegas. (RTC Approved 08/09/2018)
No. 501.1 “Typical Underground Utility Locations in Streets with Greater than 60 ft. Right-of-Way” – Drawing revised to adjust the dimensioning of water lines, sewer lines and gas lines to be based off of the right-of-way centerline. (RTC Approved 08/09/2018)
No. 501 “Typical Underground Utility Locations in Residential Streets with 60 ft. or Less Right-of-Way” – Drawing revised to adjust the dimensioning of water lines, sewer lines and gas lines to be based off of the right-of-way centerline. (RTC Approved 08/09/2018)
No. 805-1 “Pedestrian Push Button Post for Special Sign (8 ft.-6 inches high)” – Drawing revised to remove the City of Las Vegas as an approving agency. (RTC Approved 08/09/2018)
No. 805-2 “Pedestrian Push Button Post for 2 1/2 inches Posttop Mounting” – Drawing revised to remove the City of Las Vegas as an approving agency. (RTC Approved 08/09/2018)
No. 838 “Pedestrian Push Button Detectors” – Drawing revised to remove the City of Las Vegas as an approving agency. (RTC Approved 08/09/2018)
No. 867 “Pedestrian Push Button Sign Detail” – Drawing revised to remove the City of Las Vegas as an approving agency. (RTC Approved 08/09/2018)
Drawings
No. 206.S1 “Local Residential Urban Area Street Sections” – Drawing revised to develop an R-Type curb and gutter that would be acceptable for use in right-of-way under the jurisdiction of Clark County. (RTC Approved 12/14/17)
No. 206.S3 “Local Residential Urban Area Street Sections” – Drawing revised to develop an R-Type curb and gutter that would be acceptable for use in right-of-way under the jurisdiction of Clark County. (RTC Approved 12/14/17)
No. 210.S1 “Private Street Sections” – Drawing revised to develop an R-Type curb and gutter that would be acceptable for use in right-of-way under the jurisdiction of Clark County. (RTC Approved 12/14/17)
No. 217.3.S1 “Residential Curb & Gutter R-Type” – Drawing revised to develop an R-Type curb and gutter that would be acceptable for use in right-of-way under the jurisdiction of Clark County. (RTC Approved 12/14/17)
No. 246.10 “Exclusive Bus/Bike Lane Special Sign Detail” – New Drawing detailing the design of the shared bus/bicycle lane and sign. (RTC Approved 10/12/17)
Specifications
Section 623 “Traffic Signals and Street Lighting” – Specification revised to change dimensions of hand holes and to add the requirement for retroreflective traffic signal backplates. (RTC Approved 4/13/17)
Section 716 “Sign Materials” – Specification revised to simplify required retroreflective properties of reboundable devices and delineators. (RTC Approved 4/13/17)
Drawings
No. 319 “Lower Pole Details for Pipe and Mast Arm Poles” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 806 “Signal Standard Type 1-A, 1-B” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 808-1 “Type XX-30 Ft. Signal and Luminaire Pole (45 Ft. or less Mast Arms)” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 808-2 “Type XX-30 Ft. Signal and Luminaire Pole Details” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 808-3 “Type XX-A-30 Ft. Signal & Luminaire Pole (45 Ft. or less Mast Arms) ” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 808-4 “Type XX-A-30 Ft. (50 Ft. Thru 60 Ft. Mast Arms) Signal & Luminaire Pole Details” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 808-5 “Loading Information” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 808-6 “Traffic Signal Pole Grounding” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 810-1 “Type XX-B-30 Ft. Signal & Luminaire Pole (65 Ft. Thru 85 Ft. Mast Arms)” – Drawing revised to change dimensions of hand holes. (RTC
Approved 4/13/17)
No. 810-2 “Type XX-B-30 Ft. (65 Ft. Thru 85 Ft. Mast Arms) Signal & Luminaire Pole Details” – Drawing revised to change dimensions of hand holes. (RTC
Approved 4/13/17)
No. 810-3 “Loading Information” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 812-1 “Type XX 20 Ft. Signal Pole (45 Ft. or Less Mast Arms)” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 812-2 “Type XX 20 Ft. (50 Ft. Thru 60 Ft.Mast Arms) Signal Pole” – Drawing revised to change dimensions of hand holes. (RTC Approved 4/13/17)
No. 840 “Louvered Backplate for Mast Arm Mounted Signal” – Drawing revised to add the requirement for retroreflective traffic signal backplates. (RTC Approved 4/13/17)
No. 841 “Louvered Backplate for Pole Mounted Signal” – Drawing revised to add the requirement for retroreflective traffic signal backplates. (RTC Approved 4/13/17)
No. 842-1 “Louvered Backplate for 5 Section Signal Head” – Drawing revised to add the requirement for retroreflective traffic signal backplates. (RTC Approved 4/13/17)
Specifications
Section 625 “Construction Signs” – Specification revised to allow for alternate means of installation of temporary stop signs in work zones. (RTC Approved 8/11/16)
Drawings
No. 206.S1 “Local Residential Urban Area Street Sections” – Drawing revised to prohibit the use of Option B and One Way Residential Street Section in Clark County. (RTC Approved 7/14/2016)
No. 217.1 “30 Inch Modified Roll Curb and Gutter Residential Area” – New Drawing to help meet Americans with Disabilities Act Accessibility Guidelines. (RTC Approved 7/14/2016)
No. 217.2.S1 “30 Inch Roll Curb Residential Area” – Drawing revised to help meet Americans with Disabilities Act Accessibility Guidelines. (RTC Approved 7/14/2016)
No. 217.3.S1 “Residential Curb & Gutter R-Type” – Drawing revised to help meet Americans with Disabilities Act Accessibility Guidelines. (RTC Approved 7/14/2016)
No. 224 “Commercial and Industrial Driveway (Option A)” – Drawing revised to help meet Americans with Disabilities Act Accessibility Guidelines. (RTC Approved 7/14/2016)
No. 234 “Sidewalk” – Drawing revised to modify dimensions for weakened plane joint detail. (Approved 7/14/2016)
Drawings
No. 223.1 “Residential Driveway Without Adjacent Sidewalk” – New Drawing to allow flexibility in roadway design. (RTC Approved 2/11/2016)
No. 234.1 “Typical Bus Turn-Out” – Drawing revised to conform with the International Building Code. (RTC Approved 4/14/2016)
No. 234.2 “Typical Bus Stop Passenger Loading with Shelter Pads” – Drawing revised to conform with the International Building Code. (RTC Approved 4/14/2016)
No. 234.3 “Typical Double Bus Stop Passenger Loading with Shelter Pads” – Drawing revised to conform with the International Building Code. (RTC Approved 4/14/2016)
No. 234.4 “Bus Stop Placement within Exclusive Right Turn Lane for Commercial Properties” – Drawing revised to conform with the International Building Code. (RTC Approved 4/14/2016)
No. 234.5 “Bus Shelter Pad Details and Notes” – New Drawing to conform with the International Building Code. (RTC Approved 4/14/2016)
No. 246.6 “Standard Pavement Markers Forced Turn Lane” – Drawing revised to fix error found in drop lane line dimensions. (RTC Approved 6/9/2016)
Drawings
No. 244.9.S1 “Bicycle Lane Delineation Legend and Signage” – New drawing to improve bicycle safety. (RTC Approved 12/10/2015)
No. 408.S1 “Concrete Collar Around Manholes” – New drawing to improve bicycle safety. (RTC Approved 12/10/2015)
No. 408.1.S1 “Concrete Collar Around Manholes 30 inch Ring and Cover” – New drawing to improve bicycle safety. (RTC Approved 12/10/2015)
No. 508.S1 “Bicycle Lane Permanent Pavement Patch” – New drawing to improve bicycle safety. (Approved 12/10/2015)
Specifications
No. 401 “Plantmix Bituminous Pavements – General” – Specification revised to add laboratory accreditation and technician certification. (RTC Approved 3/12/15)
No. 501 “Portland Cement Concrete” – Specification revised to add requirements for material, design, testing, equipment, production and placement of non-structural mobile mixed concrete. (RTC Approved 3/12/15)
No. 706 “Aggregates for Portland Cement Products” – Specification revised to add requirements for material, design, testing, equipment, production and placement of non-structural mobile mixed concrete. (RTC Approved 3/12/15)
Drawings
No. 217.S2 “Residential Curb and Gutter, R-Type” – New drawing to accommodate ADA requirements. (RTC approved 5/21/15)
No. 223 “Residential Driveway” – Drawing replaced to accommodate ADA requirements. (RTC approved 5/21/15)
No. 224 “Commercial and Industrial Driveway (Option A)” – Drawing replaced to accommodate ADA requirements. (RTC approved 5/21/15)
No. 226.S1 “Commercial and Industrial Driveway (Option C)” – Drawing replaced to accommodate ADA requirements. (RTC approved 5/21/15)
No. 227.S1 “Depressed Alley Driveway” – Drawing revised to accommodate ADA requirements. (RTC approved 5/21/15)
No. 320 “Lighting Standard Setback” – Drawing revised to accommodate ADA requirements. (RTC approved 5/21/15)
No. 331 “Service Pedestal Setback” – Drawing revised to accommodate ADA requirements. (RTC approved 5/21/15)
No. 715 – No. 723 Foundations – Drawings revised to accommodate ADA requirements. (RTC approved 5/21/15)
Specifications
No. 101 “Definitions and Terms” – Specification revised to modify the definition of major contract item and add new definitions for dewatering, nominal diameter, and service connection. (RTC Approved 10/9/14)
No. 105 “Control of the Work” – Specification revised to clarify requirements for coordination with utilities, utility conflicts, authorized changes, and final acceptance. (RTC Approved 12/11/14)
No. 106 “Control of Materials” – Specification revised to add requirements for certification of laboratory testing technicians. (RTC Approved 12/11/14)
No. 107 “Legal Relations and Responsibility to the Public” – Specification revised to clarify requirements for closing or relocating bus stops. (RTC Approved 12/11/14)
No. 208 “Trench Excavation and Backfill” – Specification revised to clarify the use of controlled low strength material (CLSM) types in trench backfill. (RTC Approved 12/11/14)
No. 406 “Prime Coat” – Specification revised to change the requirements for bituminous material. (RTC Approved 8/14/14)
No. 704 “Base Aggregates” – Specification revised to clarify the material and testing requirements of controlled low strength material (CLSM). (RTC Approved 12/11/14)
Drawings
No. 501 “Typical Underground Utility Locations in Residential Streets with 60-ft. or Less Right-of-Way” – Drawing revised to modify the depth requirements in accordance with current practices. (RTC Approved 8/14/14)
No. 501.1 “Typical Underground Utility Locations in Streets with Greater Than 60-ft. Right-of-Way” – Drawing revised to modify the depth requirements in accordance with current practices. (RTC Approved 8/14/14)
Specifications
No. 101 “Definitions and Terms” – Specification revised to add a definition for unsuitable material. (RTC Approved 6/12/14)
No. 203 “Excavation and Embankment” – Specification revised to clarify how caliche excavation is addressed. (RTC Approved 6/12/14)
No. 215 “Keyhole Pothole Excavation and Backfill” – Specification revised to allow for farmed core replacements. (RTC Approved 3/13/14)
No. 413 “Plantmix Bituminous Gap – Graded Surface” – Specification revised too add a requirement for testing and stockpiling material to be used on the project. (RTC Approved 5/15/14)
No. 501 “Portland Cement Concrete” – Specification revised to require submittal of testing reports. (RTC Approved 4/10/14)
No. 603 “Reinforced Concrete Pipe” – Specification revised to require rubber gaskets on elliptical pipe. (RTC Approved 3/13/14)
Drawings
No. 202 “Arterial Urban Area Street Sections” – Drawing revised to specify the final asphalt concrete pavement surface material used by each entity. (RTC Approved 3/13/14)
No. 203 “Arterial Alternate Urban Area Street Sections with Offset Sidewalk” – Drawing revised to specify the final asphalt concrete pavement surface material used by each entity. (RTC Approved 3/13/14)
No. 205 “Collector Urban Area Street Sections with Curbside Sidewalk” – Drawing revised to specify the final asphalt concrete pavement surface material used by each entity. (RTC Approved 3/13/14)
No. 205.1.S1 “Collector Alternate Urban Area Street Sections with Offset Sidewalk” – Drawing revised to specify the final asphalt concrete pavement surface material used by each entity. (RTC Approved 3/13/14)
No. 300.S3 “Streetlight location L.E.D. Lighting Standards and General Notes” – New supplemental drawing for L.E.D. lighting along public streets. (RTC Approved 5/15/14)
No. 405.2 “Type II-SD Manhole” – New drawing for multiple reinforced concrete box and pipe configurations. (RTC Approved 2/13/14)
No. 422 “Type ‘CM’ Drop Inlet” – New drawing to accommodate a drop inlet that aligns with the back of curb. (RTC Approved 3/13/14)
No. 425.S1 “Through-Lot Drain” – New drawing for surface drainage conveyance facilities. (RTC Approved 2/13/14)
No. 507.S1 “Method for Geotechnical Boring and Monitoring Well Backfill and Patch for Borings 12-Inches or Less in Diameter” – New supplemental drawings for pavement patching of geotechnical and monitor well borings in paved areas. (RTC Approved 5/15/14)
No. 761 “”P30″ Pullbox” – Drawing revised to allow for tapered sidewalls. (RTC Approved 3/13/14)
No. 808 “Loading Information” – Drawing revised to accommodate flashing yellow arrow traffic signal indications. (RTC Approved 2/13/14)
No. 810 “Loading Information” – Drawing revised to accommodate flashing yellow arrow traffic signal indications. (RTC Approved 2/13/14)
No. 840 “Louvered Backplate for Mast Arm Mounted Signal” – Drawing revised to accommodate flashing yellow arrow traffic signal indications. (RTC Approved 2/13/14)
No. 841 “Louvered Backplate for Pole Mounted Signal” – Drawing revised to accommodate flashing yellow arrow traffic signal indications. (RTC Approved 2/13/14)
No. 843 “Signal Assemblies Post Top Mount” – New drawing to accommodate flashing yellow arrow traffic signal indications. (RTC Approved 2/13/14)
No. 844 “Signal Assemblies Bracket Mount” – New drawing to accommodate flashing yellow arrow traffic signal indications. (RTC Approved 2/13/14)
No. 857 “Protected Permissive Mast Arm Signal Assembly Type M-4” – New drawing to accommodate flashing yellow arrow traffic signal indications. (RTC Approved 2/13/14)
No. 888.1 “Future Pole Location – Case II” – Drawing revised to accommodate flashing yellow arrow traffic signal indications. (RTC Approved 2/13/14)
Specifications
No. 609 “Catch Basins, Manholes, and Inlets” – Specifications revised to add a requirement to replace the lining material on concrete collars. (RTC Approved 11/14/13)
Specifications
No. 502 “Concrete Structures” – Specification revised to modify the reference to high early strength concrete mix designs. (RTC Approved 05/16/13)
Drawings
No. 101 and Nos. 300-312.S2 Streetlight drawings modified to reformat, combine and allow induction lighting or an equivalent in the City of Henderson. (RTC Approved 05/16/13)
Drawings revised: 101 (p. 4), 300/300.S1, 301.S1, 302.S1, 303.S1, 303.S2, 304.S1, 304.S2, 305.S1, 306.S1, 306.S2, 307.S1, 307.S2, 312/312.S1
Drawings deleted: 308.S1, 308.S2, 309.S1, 309.S2, 311.S1, 311, S2, 311.1.S1, 311.1.S2,
New drawings: 300.S2, 308, 309, 311, 311.1, 312.S2
Click on date to view all revisions effective January 1.
Specifications
No. 704 “Base Aggregates” Specification revised to incorporate recycled asphalt pavement and recycled concrete for aggregate base material. (RTC Approved 10/11/12)
Drawings
No. 201.2 “Sight Visibility Zones at Intersections” – Drawing revised to reflect current AASHTO standards. (RTC Approved 9/13/12)
No. 818 “Street Name Sign Internally Illuminated” – Drawing deleted, replaced by No. 818.S1. (RTC Approved 7/12/12)
No. 818.S1 “Illuminated Street Name Sign” (Sheets 1-5) – Drawing replaces No. 818, to conform to current MUTCD requirements and updated industry practices. (RTC Approved 7/12/12)
Click on date to view all revisions effective July 1.
Specifications
Section 627 “Permanent Signs” – Revisions to update types of sign sheeting materials, signs and pavement markings to reflect current industry standards. (RTC Approved 5/17/12)
Section 631 “Street Name Signs” – Revisions to update types of sign sheeting materials, signs and pavement markings to reflect current industry standards. (RTC Approved 5/17/12)
Section 716 “Sign Materials” – Revisions to update types of sign sheeting materials, signs and pavement markings to reflect current industry standards. (RTC Approved 5/17/12)
Drawings
No. 201.3.S1 “Minimum Property Line and Back of Curb Radii – Complete Street Alternative” – New drawing for street cross section for the City of Las Vegas as part of their complete streets initiative. (RTC Approved 6/14/12)
No. 203.1.S1 “Primary Arterial – Complete Street Alternative” – New drawing for street cross section for the City of Las Vegas as part of their complete streets initiative. (RTC Approved 6/14/12)
No. 205.2.S1 “Major Collector – Complete Street Alternative” – New drawing for street cross section for the City of Las Vegas as part of their complete streets initiative. (RTC Approved 6/14/12)
No. 205.3.S1 “Minor Collector – Complete Street Alternative” – New drawing for street cross section for the City of Las Vegas as part of their complete streets initiative. (RTC Approved 6/14/12)
No. 206.1.S1 “Local Residential – Complete Street Alternatives” – New drawing for street cross section for the City of Las Vegas as part of their complete streets initiative. (RTC Approved 6/14/12)
No. 216.1.S1 “”L” Type Curb and Gutter – Complete Street Alternative” – New drawing for street cross section for the City of Las Vegas as part of their complete streets initiative. (RTC Approved 6/14/12)
No. 244.6.S1 “Typical Delineation for Roadways – Complete Street Alternative” – New drawing for street cross section for the City of Las Vegas as part of their complete streets initiative. (RTC Approved 6/14/12)
No. 244.9 “Bicycle Lane Delineation, Legend, and Signage” – Revisions to update types of sign sheeting materials, signs and pavement markings to reflect current industry standards. (RTC Approved 5/17/12)
No. 250 “Street Name Signs Face Copy” – Revisions to update types of sign sheeting materials, signs and pavement markings to reflect current industry standards. (RTC Approved 5/17/12)
No. 411.1 “Modified Type “A” Inlet” – Administrative correction to change gutter lip transition from 6 inches to 6 feet and “lip of curb” to “lip of gutter”.
No. 627 “Typical Application for Standard for “Double Penalties” Signs for Use in Temporary Traffic Control Zones” – Revisions to clarify the design and typical sign placement to conform with MUTCD and NRS 484B.130. (RTC Approved 5/17/12)
Click on date to view all revisions effective January 1.
Drawings
No. 500.4 “Over 5 Years Pavement Restoration Longitudinal Cut – 60′ R/W or Less” – Revision to change pavement removal limits from half-street width to lane width. (RTC Approved 9/8/11)
No. 503 “Method B for Rigid and Flexible Pipe Trench Backfill – Paved Areas” – Revision to modify the material and compaction requirements for trenches. (RTC Approved 10/13/11)
No. 503.1 “Method A for Flexible Pipe Trench Backfill – Paved Areas” – Revision to modify the material and compaction requirements for trenches. (RTC Approved 10/13/11)
No. 503.2 “Method A for Rigid Pipe Trench Backfill – Paved Areas” – Revision to modify the material and compaction requirements for trenches. (RTC Approved 10/13/11)
No. 506 “Utility Pothole Repair” – Revision to allow farmed keyhole plugs and allow keyhole repair as an optional method for roadways with right-of-way widths of 60 feet or less (RTC Approved 1/12/12 with an effective date of 1/1/12)
Specifications
Section 208 “Trench Excavation and Backfill” – Revision to add requirement for steel trench plates.
Section 401 “Plantmix Bituminous Pavements-General” – Revision to update the requirements for performance grade PG76-22CC and PG64-34CC polymer modified binders.
Section 703 “Bituminous Materials” – Revision to update the requirements for performance grade PG76-22CC and PG64-34CC polymer modified binders.
Volume I Drawings
No. 221.1 “Channelized Median Detail for Commercial Dirveways or Intersecting Streets” – Revision to remove “ONLY” symbol from dedicated turn lanes.
No. 234.3 “Bus Stop Placement Within Exclusive Right Turn Lane for Commercial Properties” – Revision to remove “ONLY” symbol from dedicated turn lanes.
No. 246 “Standard Pavement Markers Added Turn Lane” – Revision to remove “ONLY” symbol from dedicated turn lanes.
No. 246B “Pavement Marking and Signage Right Turn Lane at Minor Intersections (Arterials With Emergency/Parking Lane)” – Revision to remove “ONLY” symbol from dedicated turn lanes
No. 246.1 “Bicycle Lane Approach to Intersection With Exclusive Right Turn Lane” – Revision to remove “ONLY” symbol from dedicated turn lanes.
No. 246.2 “Bicycle Lane Transition to Shared Lane at Intersection” – Revision to remove “ONLY” symbol from dedicated turn lanes.
Drawings
General re-formatting revisions to the Uniform Standard Drawings, Volume I and Volume II, to accommodate supplemental drawings and consolidate the drawings into one document. Exhibit and Cross-Reference
Administrative Change (01/12/11)
Revision to Specification Sections 106, 301, 302, 413, 501, 704, 708 and 709 to update the Interagency Quality Assurance Committee (IQAC) web site address to http://www.clarkcountynv.gov/Depts/public_works/construction_mgmt/Pages/Materials.aspx
Specifications
Section 215 “Keyhole Pothole Excavation and Backfill” – New specification to allow for Keyhole type pothole excavation and repair.
Volume I Drawings
No. 421 “Storm Water Quality Management Stamp and Sign Detail” – New drawing to require marking of storm drain inlets.
No. 506 “Utility Pothole Repair” – New drawing to allow for Keyhole type pothole excavation and repair.
Specifications
Section 623 “Traffic Signals and Street Lighting” – Revisions to update administrative changes, formatting and intelligent transportation systems repair requirements.
Administrative Changes – Revisions to Specifications which correct cross-references, spelling, section and sub-section numbering, etc. A summary page listing all corrections is provided. Sections 104, 106, 107, 109, 204, 208, 306, 407, 501, 505, 623, 624, 630, 685, 688, 703, 704, 705, 706, 708, 709, 714, 725, 726.
Volume I Drawings
No. 234.1 “Typical Bus Turnout” – Revised to increase the thickness of the concrete shelter pad from 4 inches to 5 inches with 6X6 welded reinforcement.
No. 234.2 “Typical Bus Stop Passenger Loading and Shelter Pads” – Revised to increase the thickness of the concrete shelter pad from 4 inches to 5 inches with 6X6 welded reinforcement.
No. 234.2A “Typical Double Bus Stop Passenger Loading and Shelter Pads” – Revised to increase the thickness of the concrete shelter pad from 4 inches to 5 inches with 6X6 welded reinforcement.
No. 506 “Service Installation, 5/8″, 3/4″, & 1″ Meter Sizes-Improved Area” – Drawing deleted, entities have adopted UDACS.
No. 507 “Service Installation, 5/8″, 3/4″, & 1″ Meter Sizes-Unimproved Area” – Drawing deleted, entities have adopted UDACS.
No. 508 “Service Installation, Dual 5/8″, 3/4″, & 1″Meter Sizes-Improved Area” – Drawing deleted, entities have adopted UDACS.
No. 509 “Service Installation, Dual 5/8″, 3/4″, & 1″ Meter Sizes-Unimproved Area” – Drawing deleted, entities have adopted UDACS.
No. 510 “Service Installation, 1-1/2″ & 2″ Meter Sizes-Improved Area” – Drawing deleted, entities have adopted UDACS.
No. 511 “Service Installation, 1-1/2″ & 2″ Meter Sizes-Unimproved Area” – Drawing deleted, entities have adopted UDACS.
No. 512 “Thrust Block Details” – Drawing deleted, entities have adopted UDACS.
No. 513 “Anchor Block Details Reducer or Valve” – Drawing deleted, entities have adopted UDACS.
No. 514 “Blow-Off Assembly Locations” – Drawing deleted, entities have adopted UDACS.
No. 515 “Blow-Off Assembly 4″, 6″,8″, & 10″ Mains” – Drawing deleted, entities have adopted UDACS.
No. 516 “Fire Hydrant Installation” – Drawing deleted, entities have adopted UDACS.
No. 517 “Valve Box Installation & Adjustment” – Drawing deleted, entities have adopted UDACS.
No. 518 “Chlorination Requirements” – Drawing deleted, entities have adopted UDACS.
Volume II Drawings
No. 404.307 “Type VIII Cabinet” – Revisions to modify dimensions and reinforcing details.
No. 404.418 “Sign Mounting Illustration” – Revisions to sign bracket requirements.
No. 404.600 “Pole Drilling Details” – Revisions to dimensions for drill holes in poles.
No. 404.903 “Louvered Backplate for 5 Section Signal Head” – Revisions to modify configuration of backplate.
No. 404.1307 “Typical Intersection ITS Underground Layout” – New standard drawing to clarify the placement of Intelligent Transportation System (ITS) conduits at intersections.
No. 404.1500 “Closed Circuit Television (CTV) Camera”; “Closed Circuit Television Camera Control Unit and Cable Wiring Diagram”; “Camera Extension Pole”; “Camera Adaptor Stand” – Revisions to provide improved visibility for traffic incident monitoring and surveillance.
No. 404.1501 “Communication Distribution Cable Assembly (CDCA) in Cabinet” – New standard drawing to show the CDCA placement detail in the cabinet.
Volume I Drawings
No. 254A “Crosswalk Markings” – Revision to remove the City of Las Vegas exclusion.
Specifications and Volume I Drawings
Administrative Changes – Revisions to Specifications and Drawings which correct cross-references, spelling, section and sub-section numbering, etc. A summary page listing all corrections is provided. Specifications 104, 105, 108, 212, 501, 601, 613, 704, 707 and Volume I Drawings 234.3, 244.5, 246, 246A, 246B, 246.1, 246.2,
Specifications
Sections 101-111 – Revisions to update administrative changes, formatting and minor technical changes.
Sections 201-207 – Revisions to update administrative changes, formatting and minor technical changes.
Section 208 “Trench Excavation and Backfill” – Revision to modify the requirements for trench backfill zones, add requirements for temporary steel plate bedding, and additional revisions to reflect current industry standards and update administrative changes, formatting and minor technical changes.
Sections 209-213 – Revisions to update administrative changes, formatting and minor technical changes.
Sections 301-306 – Revisions to update administrative changes, formatting and minor technical changes.
Sections 400-495 – Revisions to update administrative changes, formatting and minor technical changes. Section 403-2 renumbered to Section 413; Section 408-1 renumbered to Section 408; Section 408-2 renumbered to Section 412.
Section 501 “Portland Cement Concrete” – Revisions to reflect current industry standards and formatting and minor technical changes.
Sections 502-508 – Revisions to update administrative changes, formatting and minor technical changes.
Sections 601-621 – Revisions to update administrative changes, formatting and minor technical changes.
Sections 624-688 – Revisions to update administrative changes, formatting and minor technical changes.
Section 701 “Portland Cement” – Revisions to add types of cement permitted, update current industry standards and formatting and minor technical changes.
Sections 702-703 – Revisions to update administrative changes, formatting and minor technical changes.
Section 704 “Base Aggregates” – Revision to add a material specification for roadway shoulders and formatting and minor technical changes.
Section 705 “Aggregates for Bituminous Courses” – Revisions to update administrative changes, formatting and minor technical changes.
Section 706 “Aggregates for Portland Cement Products” – Revisions to revise gradation tables and test requirements for portland cement concrete aggregates and formatting and minor technical changes.
Sections 707-729 – Revisions to update administrative changes, formatting and minor technical changes.
Volume I Drawings
No. 503A “Method A for Flexible Pipe Trench Backfill – Paved Areas” – DELETED, See 503AF.
No. 503AF “Method A for Flexible Pipe Trench Backfill – Paved Areas”– Revision to clarify the requirement for the use of controlled low strength material (CLSM) (Formerly 503A).
No. 503AB “Method A/B for Rigid Pipe Trench Backfill – Paved Areas” – DELETED, See 503AR.
No. 503AR “Method A for Rigid Pipe Trench Backfill – Paved Areas” – Revision to clarify the requirement for the use of controlled low strength material (CLSM) (Formerly 503AB).
No. 503B “Method B for Rigid and Flexible Pipe Trench Backfill – Paved Areas” – Revisions to clarify the requirement for the use of Controlled Low Strength material (CLSM).
No. 504 “Trench Backfill With Controlled Low Strength Material (CLSM) Paved Areas (Streets Greater Than 60′ R/W)” – DELETED.
Specifications
Section 623 “Traffic Signals and Street Lighting” – Revisions to update current industry standards and remove interconnect and communications specifications.
Section 635 “Asbestos Cement Pipe” – Deletion of section as new installation of asbestos cement pipe is no longer permitted.
Volume I Drawings
No. 234.1 “Typical Bus Turn-Out” – Revision to correct the dimension of sidewalk and loading pad.
No. 234.2 “Typical Bus Stop Passenger Loading and Shelter Pads” – Revision to require that the dedication of additional right-of-way or easement for the loading pad and variable height curb at the back of sidewalk ramp be granted to the local entity.
No. 234.2A “Typical Double Bus Stop Passenger Loading and Shelter Pads” – Revision to require that the dedication of additional right-of-way or easement for the loading pad and variable height curb at the back of sidewalk ramp be granted to the local entity.
No. 412A “Type C-D Modified Drop Inlet” – Revision to clarify the closed lid specification.
Volume II Drawings
No. 404.213 “Type “J” and “K” Foundations” – Revision to add a detail for cabinet conduit layout.
No. 404.213A “Cabinet Conduit Layout Type “J” and “K” Foundations” – Addition of drawing to add a detail for cabinet conduit layout.
No. 404.1005 “Bill of Materials Signal Assemblies” – Revision to add dogleg fitting on the B-2T assembly.
No. 404.1024 “Signal Assemblies B-1T, B-2T, B-3T” – Revision to add dogleg fitting on the B-2T assembly.
No. 404.1029 “Signal Assembly B-14T” – Revision to add dogleg and banding strap fittings on the B-14T assembly.
Volume I Drawings
No. 234.2 “Typical Bus Stop Passenger Loading and Shelter Pads” – Changes made to accommodate new bus shelter design and improve ADA requirements.
No. 234.2A “Typical Double Bus Stop Passenger Loading and Shelter Pads” – Changes made to accommodate new bus shelter design and improve ADA requirements.
No. 500AL “0 To 5 Years Pavement Restoration Longitudinal Cut” – Addition to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
No. 500AT “0 To 5 Years Pavement Restoration Transverse Cut” – Addition to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
No. 500BL1 “Over 5 Years Pavement Restoration Longitudinal Cut – Greater Than 60’R/W” – Addition to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
No. 500BL2 “Over 5 Years Pavement Restoration Longitudinal Cut – Greater Than 60’R/W or Less” – Addition to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
No. 500BT “Over 5 Years Pavement Restoration Transverse All R/W Widths” – Addition to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
No. 502 “Method B For Rigid And Flexible Pipe Trench Backfill – Unpaved Areas And Areas Outside Existing or Future Proposed Street Right-Of-Way” – DELETED
No. 502A “Method A For Flexible Pipe Trench Backfill – Unpaved Areas And Areas Outside Existing or Future Proposed Street Right-Of-Way” – DELETED
No. 502B “Method A For Rigid Pipe Trench Backfill – Unpaved Areas And Areas Outside Existing or Future Proposed Street Right-Of-Way” – DELETED
No. 503 “Method B For Rigid And Flexible Pipe Trench Backfill – Paved Areas And Areas Outside Existing or Future Proposed Street Right-Of-Way” – DELETED
No. 503A “Method For Flexible Pipe Trench Backfill – Paved Areas” – Revision to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
No. 503B “Method For Rigid And Flexible Pipe Trench Backfill – Paved Areas” – Revision to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
No. 503AB “Method For Rigid Pipe Trench Backfill – Paved Areas” – Addition to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
No. 504 “Trench Backfill with Controlled Low Strength Material (CLSM) Above Pipe Zone In Paved Areas (Streets Greater than 60’ R/W)” – Revision to incorporate new Standards from the Recommendations of the recent pavements cut study and trench working group.
Volume II Drawings
No. 404.132 “”P30″ Pull Box (For Use in Interconnect and ITS Communication Installations)” – Changes made to accommodate the requirements of FAST.
No. 404.133 “Type 200 Vault (For Use at Fiber Optic Splice Points)” – Changes made to accommodate the requirements of FAST.
No. 404.142 “ITS Communication Conduit and Pull Box Detail (For Existing Curb & Gutter)” – Changes made to accommodate the requirements of FAST.
No. 404.143 “Pull Box Concrete Collar in Undeveloped Areas” – New drawing to accommodate the requirements of FAST.
No. 404.144 “ITS Communication Conduit and Pull Box Detail Installed Under New Sidewalk” – New drawing to accommodate the requirements of FAST.
Specifications
Section 101 “Abbreviations” – Deletion of subsection 101.01 to create list of acronyms which can be updated without the requirement of Commission approval. Acronyms Page.
Section 601 “Pipe Culverts – General” – Revision to reference video inspection standards of the National Association of Sewer Services Companies (NASSCO) Pipeline Assessment and Certificate Program and clarify plans sheet reference in measurements.
Section 603 “Reinforced Concrete Pipe” – Revision to clarify the size limit or tolerance of cracks in concrete pipe and correct gasketed joints.
Section 680 “Fiber Optic Cable” – Revision to clarify fiber optics and equipment specifications.
Section 681 “Fiber Optic Splice & Distribution Equipment” – Revision to clarify fiber optics and equipment specifications.
Section 682 “Fiber Optic Transceiver” – Revision to clarify fiber optics and equipment specifications.
Section 683 “Video Optical Transceiver with Bi-Directional Data Channel” – Revision to clarify fiber optics and equipment specifications.
Section 684 “Layer 2 Field-Hardened Ethernet Switch” – Revision to clarify fiber optics and equipment specifications.
Section 685 “Video Encoder” – Revision to clarify fiber optics and equipment specifications.
Section 686 “Video Decoder” – Revision to clarify fiber optics and equipment specifications.
Section 687 “Closed Circuit Television (CCTV) Field Equipment” – Revision to clarify fiber optics and equipment specifications.
Section 688 “Remote Data Radio Communication System” – Revision to clarify fiber optics and equipment specifications.
Volume I Drawings
No. 235 (Sheet 1 of 4) “Sidewalk Ramp Case I” – Revision to add ‘Paired Ramp in Curb Return’ to comply with current American with Disabilities Act (ADA) requirements. Reference notes corrected 1/8/08
No. 256.4 “Shared Use Path Crossing 6 Lane Roadway” – Revision to reduce the 504 feet of restricted crossing to 100 feet for improved access management.
No. 303 “Streetlight Locations at Intersections 100’ or Greater/60’ Right-of-Way (Except Clark County)” – Revision to correct editorial error in the pole location table.
No. 304 “Streetlight Locations at Intersections 100’ or Greater/51’ or less Right-of-Way (Except Clark County)” – Revision to correct editorial error in the pole location table.
No. 504 “Trench Backfill with Controlled Low Strength Material (CLSM) Paved Areas (Streets Greater than 60’ R/W)” – Revision to clarify the cross section of the permanent asphalt patch.
Volume II Drawings
No. 404.1500
Sheet 1 – “Closed Circuit Television Camera” – Addition to create a standard detail for the Closed Circuit Television Camera.
Sheet 2 – “Closed Circuit Television Camera Control Unit and Cable Wiring Diagram” – Addition to create a standard detail for the Closed Circuit Television Camera.
Sheet 3 – “Camera Adaptors Stand” – Addition to create a standard detail for the Closed Circuit Television Camera.
Proposed Revisions
The following Uniform Standard Drawings and/or Specifications have been proposed for revision and are under review by subcommittees of the RTC. As part of the committee review process, proposed revisions are sent to affected interested parties for comment. The proposed revisions have also been posted to this page to solicit additional comments. Each of the standards has been highlighted with the proposed changes for your information.
March 18, 2026 – Proposed Revisions
Specifications
The proposed revisions align these Specifications with the updates to the Uniform Standard Drawings Nos. 503, 503.1, and 503.2, that were approved by the RTC Board of Commissioners on September 11, 2025:
- USS Section 628, “Traffic Striping, Pavement Markings, and Curb Markings”
- USS Section 714, “Paint and Pavement Markings”
Please submit comments on the proposed revisions to ccstandards@rtcsnv.com by Thursday, April 23, 2026. The proposed revisions will be placed on the agenda of the Executive Advisory Committee on Thursday, May 28, at 9:30 a.m. in Room 108 of the RTC Administration Building. You are welcome to attend this meeting and discuss your concerns.
Archives
The Regional Transportation Commission of Southern Nevada’s (RTC’s) Streets and Highways department provides many documents such as the Uniform Standards Specifications and Drawings archive information.
Uniform Standard Specifications
2016 No Revisions
2013 Revisions (Not Available)
1998 No Revisions
2025
Effective 10/09/2025 – 12/10/2025 (800 pages)
Effective 08/08/2024 – 10/08/2025 (797 pages)
2024
Effective 01/12/2023 – 08/07/2024 (797 pages)
2023
Effective 10/13/2022 – 01/11/2023 (800 pages)
2022
Effective 06/09/2022 – 10/12/2022 (819 pages)
Effective 05/19/2022 – 06/08/2022 (819 pages)
Effective 07/08/2021 – 05/18/2022 (818 pages)
2021
Effective 06/10/2021 – 07/07/2021 (818 pages)
Effective 12/10/2020 – 06/09/2021 (818 pages)
2020
Effective 05/21/2020 – 12/09/2020 (818 pages)
Effective 01/09/2020 – 05/20/2020 (818 pages)
2019
Effective as of 08/08/2019 (811 pages) – Not available
2018
Effective 01/01/18 – 06/30/18 (802 pages) – Not available
2017
Effective 07/01/2017 – 12/31/2017 (No Revisions)
Effective 01/01/17 – 06/30/17 (803 pages) – Not available
2016
Effective 07/01/16 – 12/31/16 (804 pages)
Effective 01/01/16 – 06/30/16 (No Revisions)
2015
Effective 07/01/15 – 12/31/15 (804 pages) – Not available
Effective 01/01/15 – 06/30/15 (803 pages)
2014
Effective 07/01/14 – 12/31/14 (802 pages) – Not Available
Effective 01/01/14 – 06/30/14 (802 pages) – Not Available
2013
Effective 07/01/13 – 12/31/13 (802 pages)
Effective 01/01/13 – 06/30/13 (802 pages)
2012
Effective 07/01/12 – 12/31/12 (799 pages)
Effective 01/01/12 – 06/30/12 (799 pages)
2011
Effective 07/01/11 – 12/31/11 (799 pages)
Effective 01/01/11 – 06/30/11 (799 pages)
2010
Effective 07/01/10 – 12/31/10 (794 pages)
Effective 01/01/10 – 06/30/10 (772 pages)
2009
Effective 07/01/09 – 12/31/09 (772 pages)
Effective 01/01/09 – 06/30/09 (707 pages)
2008
Effective 07/01/08 – 12/31/08 (716 pages)
Uniform Standard Drawings
2016 Revisions – Not Available
2015 Revisions – Not Available
2013 Revisions – Not Available
2026
Effective 12/11/2025 to 03/11/2026 (447 pages)
2025
Effective 09/11/2025 to 12/10/2025 (444 pages)
Effective 01/09/2025 to 09/10/2025 (444 pages)
Effective 08/08/2024 to 01/08/2025 (444 pages)
2024
Effective 08/10/2023 to 08/07/2024 (444 pages)
2023
Effective 06/10/2021 to 08/09/2023 (444 pages)
2021
Effective 12/10/2020 to 06/09/2021 (445 pages)
2020
Effective 10/08/2020 to 12/09/2020 (454 pages)
Effective 05/21/2020 to 10/07/2020 (453 pages)
Effective 03/13/2020 to 05/20/2020 (457 pages)
Effective 01/9/2020 to 03/12/2020 (459 pages)
2019
Effective as of 08/08/2019 (464 pages) – Not Available
2018
Effective as of 08/09/2018 (464 pages) – Not Available
Uniform Standard Drawings – Volume I
2011
Effective 01/01/11 – 06/30/11 (253 pages)
2010
Effective 07/01/10 – 12/30/10 (249 pages)
Effective 01/01/10 – 06/30/10 (265 pages)
2009
Effective 07/01/09 – 12/30/09 (262 pages)
Effective 01/01/09 – 06/30/09 (262 pages)
2008
Effective 07/01/08 – 12/30/08 (263 pages)
Uniform Standard Drawings – Volume II
2004 No Revisions
1998 No Revisions
1996 No Revisions
2011
Effective 01/01/11 – 06/30/11 (161 pages)
2010
Effective 07/01/10 – 12/30/10 (161 pages)
Effective 01/01/10 – 06/30/10 (160 pages)
2009
Effective 07/01/09 – 12/30/09 (158 pages)
Effective 01/01/09 – 06/30/09 (158 pages)
2008
Effective 07/01/08 – 12/30/08 (157 pages)
Volume I and Volume II combined into a single document effective 7/1/11.