Parts of Lake Shore Drive will be closed downtown Tuesday, Dec. 22 as crews work to place concrete decks for the Navy Pier Flyover Lakefront Trail.

Closures include:

• The eastern-most lane on upper Lake Shore Drive from Illinois Street to Grand Avenue
• The ramp from Grand to upper Lake Shore Drive

 Closures  will only be in effect Tuesday, Dec. 22 from 9 a.m.-4 p.m.