SCDOT's Signal Design Guidelines has been revised and published in a new digital format.
This publication is a comprehensive document that details the Departments standard methodology of handling signal requests as well as the review, design, installation, operation and maintenance of traffic signals. In addition, these guidelines provide guidance for the appropriate fiscal responsibilities for signals in municipalities, at private developments, at schools, etcetera.
Signal Design Guidelines - 2009 Edition (PDF 6.75 Mb) – Updated 08/27/2010
This manual has been revised and the revisions will become effective on July 1, 2008. The revisions update many design criteria to current standards and place more emphasis on the need for a proper traffic impact study to determine the appropriate access design.
Access and Roadside Management Standards - 2008 Edition (PDF 3.86 Mb) – Updated Sept, 2012
ARMS Errata Sheet (PDF 1.3 Mb) – Updated Sept, 2012
The purpose of these guidelines is to present typical examples of work zone traffic control for multilane roadways, expressways and freeways, and mobile operations. This information is intended to illustrate the principles of proper work zone traffic control, but is not standard.
Approved Work Zone Traffic Control Devices (PDF 425 Kb) – Updated 07/24/2014
This handbook is a pocket size instructional guide showing proper flagging procedures. The 2013 edition of the Flaggers Handbook is available online at the link below. A bound, laminated copy of this document can be purchased from the Transportation Technology Transfer Service (T3S). For more information on purchasing printed copies, please visit www.clemson.edu/t3s or email firstname.lastname@example.org.
Flaggers Handbook (PDF 1.22 Mb)
This publication provides guidance and assistance in the design of transportation systems in and around schools so as to provide for the safe and efficient operation of traffic.
Since the information contained in this publication has been compiled to serve as a supplement to SCDOT's Access and Roadside Management Standards (ARMS), SCDOT recommends that users also download a copy of ARMS.
Note: An update to this publication has been included in the 2008 Edition of the Access and Roadside Management Standards. This update will take effect on July 1, 2008.
Guidelines for School Transportation Design (PDF 595 Kb)
Effective May 1, 2011, SCDOT adopted the 2009 edition of the Manual on Uniform Traffic Control Devices (MUTCD) as its official traffic control manual. This manual is the guideline for SCDOT's policies and procedures on installing and maintaining signs, markings, and signals in South Carolina. The MUTCD may be viewed online at the FHWA Website or purchased through other sources, several of which are shown in the source listed below.
MUTCD Source List (PDF 926 Kb)
This manual provides guidance to rail highway grade crossing inspectors performing examinations pursuant to section 58-17-1450 of the SC Code of Laws. It has been developed to outline inspection methods and establish uniformity in inspections for all public crossings in the state.
Railroad Inspection Procedure Manual (PDF 922 Kb)
This publication provides guidance to SCDOT personnel and to local governments concerning traffic calming. The document details eligibility requirements, application forms, various traffic calming measures, construction specifications and web links to traffic calming resources.
Traffic Calming Guidelines (PDF 849 Kb)
Rule on Work Zone Safety and Mobility (PDF 51.7 Kb)
Implementation, Maintenance and Safety Guidelines:
Rule on Work Zone Safety and Mobility (PDF 266 Kb)
This handbook is a pocket size instructional guide to illustrate basic guidelines for work zone traffic control installation and maintenance. This handbook complies with the basic requirements of Part 6 of the Manual on Uniform Traffic Control Devices (MUTCD) and the South Carolina Department of Transportation (SCDOT) specifications with particular emphasis on short-term work sites on roads and streets in rural and small urban areas. This handbook is not intended for traffic control applications on interstate routes. A bound, laminated copy of this document can be purchased from the Transportation Technology Transfer Service (T3S). For more information on purchasing printed copies, please visit www.clemson.edu/t3s or email email@example.com.
WorkZone Safety Handbook (PDF 744 Kb)
Effective July 1, 2010, SCDOT has a Qualified Products List for Traffic Signal Equipment and Materials. This list contains products that meet SCDOT specifications and are approved by SCDOT. If a designer, manufacturer, or distributor would like to submit an item for evaluation, they must follow the guidelines set forth for evaluation. The Evaluation Process details eligibility requirements, delivery and pick up procedures, contact information, and an Evaluation Form.
These are the Special Provisions and Traffic Signal Specifications for Traffic Signal Installation. The special provisions/specifications describe in detail the SCDOT installation, rebuild, or revision procedures and requirements that will need to be followed for all traffic signal installation projects.
Traffic Signal Material Specifications (PDF 800 Kb)
Traffic Signal Supplemental Specifications (PDF 1.12 Mb)
Central Traffic Signal Software Specifications (PDF 216 Kb)
Local Controller Software-Firmware Specifications (PDF 265 Kb)
Master Controller Software-Firmware Specifications (PDF 198 Kb)
Special Provisions Form (PDF 692 Kb)
Special Provisions - Traffic Control (PDF 64.9 Kb)
In accordance with the provisions of Section 56-5-920 of the Code of Laws of South Carolina, the South Carolina Department of Transportation (SCDOT) is authorized to adopt a manual of standards and specifications for a uniform system of traffic control devices for use upon highways and streets in this state. On May 1, 2011, SCDOT adopted the federal Manual of Uniform Traffic Control Devices (MUTCD) for this purpose.
SCDOT Supplement to the MUTCD (PDF 27.4 Mb)
The South Carolina Department of Transportation will require work zone traffic control training for employees of those entities under contract to the SCDOT whose job duties include responsibilities relative to implementation and maintenance of a Transportation Management Plan on all projects let to contract after September 1, 2013.
Training Providers & Courses for Contractors/Subcontractors (PDF 80.7 Kb)
Supplemental Specifications Training Requirements for Contractors (9-1-2013) (PDF 23 Kb)
General and Specific Requirements for Trained Personnel Operating in the field (PDF 36 Kb)
These two documents provide information regarding hourly restrictions for lane closures. One lists hourly lane restrictions on interstate routes and the other lists hourly lane restrictions on primary and secondary routes. Hourly lane restrictions on primary and secondary routes are in order by SCDOT engineering district, county, then route.
For additional information or to order, send a written request, including name, address, and payment if required, to:
South Carolina Department of Transportation
Attention: Sandra W. Castor , Room G-19B
Post Office Box 191
Columbia, South Carolina 29202-0191
Items may be purchased over-the-counter at the Engineering Publication Sales Center, Room G-19 (basement level) in the SCDOT Headquarters Building, 955 Park Street, Columbia, South Carolina.
SCDOT will accept cash, check (make payable to SCDOT), money order (make payable to SCDOT), and credit card (Visa & Mastercard only). Payment must be received before items can be shipped.
The Highway Design Manual assists technicians and engineers in selecting the needed design criteria in preparing plans for SCDOT construction projects.