The Illinois Department of Transportation plans to begin washing the bridges at Quincy and Keokuk beginning Monday, August 18, weather permitting.
Traffic will be reduced to one lane and controlled by flaggers.
Work is expected to be completed by mid-September.
The contractor on this $32,000 project is All In One Management and Services, Inc. of Springfield, Illinois.
Drivers are urged to slow down and be cautious while driving through these work sites.