Legal weight double-bottom units 60 feet in length may operate on any Illinois highway. These combinations are allowed longer lengths on Interstate highways and other routes designated by the Department. The legal length requirements are outlined on Form OPER 753. A map of the designated routes is available from the Permit Office. Permits will not be issued for the operation of empty or loaded double-bottom units exceeding these limitations.
Ill. Admin. Code tit. 92, § 554.416
Amended at 36 Ill. Reg. 13254, effective August 1, 2012