US Bridges

FAP-849 (ILL-142) over Cn RR

Fair

Jefferson County, Illinois · Belle Rive · Structure no. 041004600000000

Built
1934
91 years old, rebuilt 1984
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
129 ft
3 main spans
Daily traffic
2,850
2023 count
Owner
State
State Highway Agency

About this bridge

FAP-849 (ILL-142) over Cn RR is a steel continuous stringer/multi-beam or girder carrying FAP-849 (ILL-142) over Cn RR in Jefferson County, Illinois. It was built in 1934 and reconstructed in 1984, so it is 91 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 6 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 2,850 vehicles a day, roughly 9% of them trucks, projected to reach 2,879 by 2046. The structure is 129 ft (39.3 m) long and 35 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

Location

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CarriesFAP-849 (ILL-142)
CrossesCn RR
LocationBelle Rive
RouteState Highway 142
CountyJefferson County
StateIllinois
Coordinates38.23178, -88.73824
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length129 ft (39.3 m)
Longest span44 ft (13.4 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,850 (2023)
Projected traffic2,879 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed37.3 mi (60 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 FAP-849 (ILL-142) over Cn RR built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1984.

What condition is FAP-849 (ILL-142) over Cn RR 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 March 2023.

How much traffic does FAP-849 (ILL-142) over Cn RR carry?

About 2,850 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is FAP-849 (ILL-142) over Cn RR?

The structure is 129 ft (39.3 m) long with a longest span of 44 ft (13.4 m) and a deck 35 ft wide.

Who owns FAP-849 (ILL-142) over Cn RR?

It is owned by the State Highway Agency.