US Bridges

I-57 NB over Csxrr

Fair

Marion County, Illinois · .25 MI S Salem Int · Structure no. 061005100000000

Built
1969
56 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
141 ft
3 main spans
Daily traffic
9,650
2023 count
Owner
State
State Highway Agency

About this bridge

I-57 NB over Csxrr is a steel continuous stringer/multi-beam or girder carrying I-57 NB over Csxrr in Marion County, Illinois. It was built in 1969, so it is 56 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 9,650 vehicles a day, roughly 54% of them trucks, projected to reach 11,363 by 2046. The structure is 141 ft (43 m) long and 42 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesI-57 NB
CrossesCsxrr
Location.25 MI S Salem Int
RouteInterstate 57
Coordinates38.62108, -88.9715
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating36.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length141 ft (43 m)
Longest span50 ft (15.2 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,650 (2023)
Projected traffic11,363 by 2046
Trucks54%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-57 NB over Csxrr built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-57 NB over Csxrr 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 April 2024.

How much traffic does I-57 NB over Csxrr carry?

About 9,650 vehicles per day (2023 count), of which roughly 54% are trucks.

How long is I-57 NB over Csxrr?

The structure is 141 ft (43 m) long with a longest span of 50 ft (15.2 m) and a deck 42 ft wide.

Who owns I-57 NB over Csxrr?

It is owned by the State Highway Agency.