R.C.S.A. § 14-298-249
Restricted use of parkways
Cite as Conn. Agencies Regs. § 14-298-249
The following are prohibited from entry upon and use of the highway right of way of those limited access state highways designated as parkways:
(a) commercial motor vehicles;
(b) trailers;
(c) all towed vehicles except as provided in section 14-298-240;
(d) buses;
(e) hearses when part of a procession or cortege;
(f) vehicles bearing other than passenger, camper, taxicab, vanpool, or hearse registrations and those vehicles bearing combination registrations which have a gross weight in excess of seventy-five hundred pounds;
(g) vehicles whose dimensions, including any load, exceed one of the following: Length—twenty-four feet, width—seven feet, six inches, height—eight feet.