US Bridges

Ch 26 / FAS 350 over I-55

Good

Livingston County, Illinois · .5 MI N.Of Chenoa · Structure no. 053011900000000

Built
1972
53 years old
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
475 ft
2 main spans
Daily traffic
225
2023 count
Owner
State
State Highway Agency

About this bridge

Ch 26 / FAS 350 over I-55 is a steel continuous stringer/multi-beam or girder carrying Ch 26 / FAS 350 over I-55 in Livingston County, Illinois. It was built in 1972, so it is 53 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 225 vehicles a day, roughly 28% of them trucks, projected to reach 278 by 2046. The structure is 475 ft (144.8 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCh 26 / FAS 350
CrossesI-55
Location.5 MI N.Of Chenoa
RouteCounty Highway 0
Coordinates40.76363, -88.71869
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating75.4 US tons
Inventory rating46.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length475 ft (144.8 m)
Longest span188 ft (57.3 m)
Deck width36 ft (10.9 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2023)
Projected traffic278 by 2046
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ch 26 / FAS 350 over I-55 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Ch 26 / FAS 350 over I-55 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2023.

How much traffic does Ch 26 / FAS 350 over I-55 carry?

About 225 vehicles per day (2023 count), of which roughly 28% are trucks.

How long is Ch 26 / FAS 350 over I-55?

The structure is 475 ft (144.8 m) long with a longest span of 188 ft (57.3 m) and a deck 36 ft wide.

Who owns Ch 26 / FAS 350 over I-55?

It is owned by the State Highway Agency.