92 Ill. Adm. Code 2520.450
Special Road Conditions
Section 2520
Section 2520.450 Special
Road Conditions
Motorists on the Tollway are
required, in accordance with Section 11-601 of the Vehicle Code, to reduce
their speed because of special traffic, highway and weather conditions, road
hazards, curves, ramps, merging traffic and other like conditions to a speed
that is reasonable under the circumstances, so as not to endanger the safety of
any person or property.