City of Burlington issued the following announcement on October 13.
10/18/21 - TIGER Grant - 800 Block of Jefferson Street Closure
Starting on Monday, October 18th, Jefferson Street between Central Avenue and 8th Street will be closed to through traffic for work associated with the TIGER Grant Project. This work is estimated to be completed by December 3rd.
TIGER Grant | Burlington, IA (burlingtoniowa.org)
Original source can be found here.