 illinois route 116 (abbreviated il 116) is a cross-state rural state highway that runs from u.s. route 34 by gladstone east to the intersection of u.s. route 45 (north front street) and old u.s. route 45, on the north side of ashkum. this is a distance of . == route description ==  the western terminus of illinois 116 is approximately  from the iowa state line, east of burlington, iowa. it crosses the illinois river from peoria to east peoria with illinois route 8 and illinois route 29 on the cedar street bridge. on the southeast side of the illinois river, route 116 and u.s. route 150 form a wrong-way concurrency. travelling northeast along the river, u.s. 150 is marked west before crossing the river to enter peoria, and illinois 116 is marked east. travelling southwest, u.s. 150 is marked east before branching to morton, and illinois 116 is marked west before cros
State_highways_in_Illinois