US Bridges

Ch 27 FAS 1230 over I-80

Fair

Bureau County, Illinois · 0.5 MI W JCT I-180 · Structure no. 006013100000000

Built
1962
63 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
221 ft
4 main spans
Daily traffic
375
2020 count
Owner
State
State Highway Agency

About this bridge

Ch 27 FAS 1230 over I-80 is a steel continuous stringer/multi-beam or girder carrying Ch 27 FAS 1230 over I-80 in Bureau County, Illinois. It was built in 1962, so it is 63 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 375 vehicles a day, roughly 29% of them trucks, projected to reach 379 by 2046. The structure is 221 ft (67.5 m) long and 30 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesCh 27 FAS 1230
CrossesI-80
Location0.5 MI W JCT I-180
RouteCounty Highway 0
CountyBureau County
StateIllinois
Coordinates41.40012, -89.39344
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length221 ft (67.5 m)
Longest span67 ft (20.5 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic375 (2020)
Projected traffic379 by 2046
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$158,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ch 27 FAS 1230 over I-80 built?

It was built in 1962, making it 63 years old in 2025.

What condition is Ch 27 FAS 1230 over I-80 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2023.

How much traffic does Ch 27 FAS 1230 over I-80 carry?

About 375 vehicles per day (2020 count), of which roughly 29% are trucks.

How long is Ch 27 FAS 1230 over I-80?

The structure is 221 ft (67.5 m) long with a longest span of 67 ft (20.5 m) and a deck 30 ft wide.

Who owns Ch 27 FAS 1230 over I-80?

It is owned by the State Highway Agency.