(625 ILCS 5/11-605.2)
Delegation of authority to set a special speed limit while traveling
construction or maintenance zones.
(a) A local agency may delegate to its superintendent of highways the authority to set and post a reduced speed limit for a construction or maintenance zone, as defined in Section 11-605.1, under subsection (c) of that Section.
(b) If a superintendent of highways sets a reduced speed limit for a construction or maintenance zone in accordance with this Section, the local agency must maintain a record that indicates:
(1) the location of the construction or maintenance
(2) the reduced speed limit set and posted for the
construction or maintenance zone; and
(3) the dates during which the reduced speed limit
(Source: P.A. 96-1000, eff. 7-2-10.)