Regulations of Connecticut State Agencies
(a) The Keep Right sign should be used within and at the ends of medians, parkways, loading islands, and refuge islands, at traffic islands, and at underpass piers, where traffic is required to keep to the right.
(b) The Keep Right sign shall have a standard size of 24 inches by 30 inches. On expressways the sign should be at least 36 inches by 48 inches, with 48 inches by 60 inches prescribed for use on freeways. A smaller size of 18 inches by 24 inches is permissible for use on narrow medians and at median openings to serve entering cross traffic and to remind through traffic of the regulation.
(Effective November 3, 1981)