Regulations of Connecticut State Agencies
(a) Lane-Use Control signs shall be used where turning movements are required or where unconventional turning movements are permitted from specific lanes at an intersection.
(b) The standard size of these signs shall be as indicated in the most current catalog of signs maintained by the Connecticut Department of Transportation.
(c) Signs for overhead mounting shall be mounted over the lanes to which they apply.
(d) The Mandatory Movement sign shall show a single arrow and the regulatory word message ONLY.
(e) The optional movement sign shall show a straight-through and a curved arrow with the lower ends of their shafts superimposed, to indicate that either of the movements symbolized is permissible.
(f) The optional movement sign shall not be used alone to effect a turn prohibition.
(g) The mandatory turn sign designed for post mounting may carry the message Right (or Left) Lane Must Turn Right (or Left).
(h) Double-turn signs for post mounting may be needed at such locations as at the right curb (for double right turns) or on the left side of a one-way street or on the median of a divided highway (for double left turns). The post-mounted double-turn signs should carry side by side on the same plate, two arrow symbols similar to the designs for the overhead signs.
(i) Lane-use signs are not required at signalized intersections where separate turn signals and turning bays are provided.
(Effective November 3, 1981; Amended December 9, 1999; Amended December 23, 2005)