illinois route major east west state highway northeastern illinois runs route near illinois route travels distance miles roads provides direct access interstate length shifts lanes passes setting consists open rural areas larger developments heavy congestion small capacity improvements time lengthy lane section road vicinity major expansion key segment subject delay debate greater traffic flow north central october special council approved unified vision improvement plan portion illinois includes long discussed bypass downtown route description beginning western terminus rural intersection route northwest highway starts lane road west city section known washington street heads southeast direction enters outer residential neighborhoods area road curves east crosses tracks near station briefly heads north turning northwest immediately passes intersection traveling north county heading area prairie setting road curves north takes right turn intersection continues generally east remainder length reaching area little miles east road passes intersections light forests sparse residential developments entering city takes street widens lanes west road light commercial buildings neighborhoods line roadway crossing near station intersection meets briefly run concurrently half mile travels passes section commercial business returns setting features mix open areas neighborhoods small business lily lake continuing somewhat rural journey east illinois known road enters town soon followed busy intersection road road heads town features land developed businesses homes south undeveloped land north passes intersection western terminus narrows lanes road runs past facility proceeds area goes north residential developments slight instance travels entering town passes milwaukee district north line tracks eastern terminus business going populated city neighborhoods occasional small businesses lie north south road crosses tracks immediately intersection passing shopping plaza south stretch roadway contains mix businesses residential developments branch widening lanes approach major junction route past intersection road passes commercial plaza narrows lanes going neighborhoods north open areas contain marsh forest preserve south point widens lane divided highway west road enters southern travels near golf course lies south intersection eastbound approach intersection features dual left turn lanes entire length illinois remaining section highway briefly limited access limited intersections keeps traffic flowing constant rate passes grade separation illinois route milwaukee avenue goes forming interchange interstate southbound access permitted northbound access available enters area shortly encounters grade intersection road continues grade separation tracks avenue interchanges road closely follow brief transition located junctions confusing area direct access northbound southbound terminates immediately north illinois loses divided highway status traveling tracks passing stretch businesses soon reaches commercially developed intersection terminates state route road continues east local road history route originally ran havana west central illinois route meantime illinois replaced avoid confusion nearby route designation removed east early 1990s plans came widen miles roadway lake counties project extended river road east illinois plans included construction short southern bypass town work concluded resulted concrete travel lanes providing easier access counties million construction project completed intersection improvements took place illinois expanding lanes direction adding right turn lane eastbound approach recent major construction taken place august july interchange work consisted bridge structures travel replacing new ones future recent years discussion improve east west traffic flow north central enters west lane highway lane highway miles east past later lane divided highway west heavy traffic nearby interstate east traffic traveling west logical address gap lanes solution problem agreed mile improvement including mile southern bypass known bypass project closely related long delayed transportation project extension currently stalled project planned extend limited access expressway carries terminates lake cook road north connect bypass branch west interstate east project built necessary east west bypass built limited access expressway connect proposed north south illinois extension limited access entire scope project starting illinois interstate continuing west bypass connecting illinois extension provide direct route northern gain access western southwestern chicago suburbs delays decades proceed extension bypass project moved forward independent project feasibility study got underway special corridor planning council composed groups nearby communities local government officials took public input initially main focus public provide feedback road character type road alternatives considered lane roundabout boulevard lane boulevard lane arterial lane expressway december revealed lane boulevard option selected vote expressway remained open place traffic signals intersections cost project estimated million preferred roadway alignment selected october came consensus approved unified vision project recommends bypass built lane arterial highway limited access step begin revived expressway alternative roundabout boulevard proposed expressway plan lane completely grade speed limit mph multi use path grassy median raised pavement lighting electronic innovative interchange designs proposed interchanges unknown innovative interchange design proposed proposes folded diamond interchange reduce land acquisitions bypass village proposes triple stack interchange complex highest fly ramp feet grade middle elevation fly ramp feet grade main line beneath tunnel road surface feet grade proposed interchanges proposes folded diamond interchange reduce land acquisitions village proposes realigned aligned bridge constructed stone business pass west pass west current alignment east join existing alignment south tunnel single point urban interchange completed major intersections
Illinois Route 120