CT.gov Home Current: CTDOT Traffic Noise Program A to Z Index About CTDOT FAQ Fast Facts Transit - Bus, Train, Ferry Bicycles and Pedestrians Road Signs, Pavement Markings and Signals Environmental Planning Major Projects CONREP - Motorcycle Resources Traffic Count Data Traveling in Connecticut Open Data Portal Contact Us Search Department of Transportation Search the current Agency with a Keyword Filtered Topic Search CTDOT Traffic Noise Program Learn more about highway traffic noise, regulations, and types of barriers used in Connecticut. Who Regulates Traffic Noise? What is a Noise Barrier? Types of Noise Barriers Traffic Noise Policies Noise Resources Type II Statewide Noise Analysis