Office of the State Traffic Administration
The Office of the State Traffic Administration (OSTA) promulgates regulations establishing a uniform system of traffic control signals, devices, signs, and markings
for public highways/roadways. The OSTA also adopts additional regulations in cooperation and agreement with local traffic authorities governing the use of state owned and maintained
highways/roadways.
Direct links to OSTA Regulations may be found here: Interactive & Printer Friendly
(rev. 2018-1-3)
OSTA has adopted the relevant portions of the Manual on Uniform Traffic Control Devices (also known as the M.U.T.C.D.), latest edition as part of its regulations establishing a uniform system of traffic control signs, devices, signals, and markings. A copy of the MUTCD may be found here: Manual on Uniform Traffic Control Devices
A listing of common questions received by our office may be found here: Frequently Asked Questions
Regulatory Items
- Major Traffic Generators (MTG)
- List of all Certificate and Administrative Decisions
- Speed Limits *NEW - Effective October 1, 2021*
State Traffic Administration Reviews
- Pending (pdf)
- Completed (last 180 days) (pdf)
Limited Access State Highways & Parkways
- Governing regulations for use thereof: Interactive & Printer Friendly
- Merritt Parkway, Wilbur Cross Parkway, & Milford Parkway: Restricted Highway Information
- High Occupancy Vehicle (HOV) Lane Regulation
Other Resources
- Local Traffic Authority List
- Guidance for Local Traffic Authorities
- Do Not Block Intersection Signs & Markings - State Highways
- Requirements: Parkway Permits
- Requirements, information, and overview of Special Event Permiting
For further information, please contact:
Office of the State Traffic Administration
Connecticut Department of Transportation
2800 Berlin Turnpike
Newington, CT 06131
Phone: (860) 594-3020
Fax: (860) 594-2552
Email: DOT.OSTA@ct.gov
Please note that the State Traffic Administration is not involved in the following items. All questions regarding these items should be discussed with the appropriate party as noted. |
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"DOT Numbers" | Questions regarding DOT Numbers for commercial vehicles should be direct to the Connecticut Department of Motor Vehicles by visiting the Intrastate and Interstate DOT Numbers Website. |
Driver Vehicle Examination Report Roadside Inspections or Weigh Stations |
Questions should be directed to the Department of Motor Vehicle at (860) 263-5446 (or the telephone number indicated on the report). |
Oversize/Overweight Permits | Questions should be directed to the Department of Transportation's Bureau of Highway Operations at (860) 594-2626 or by visiting the Oversize/Overweight Permit Website. |
Traffic Violations (Tickets) | Questions regarding traffic tickets and the processing of traffic violations should be directed to the State of Connecticut Judicial Branch, Superior Court Operations Division - Centralized Infractions Bureau. |