US Bridges

I 57 NB over Old Route 13

Fair

Williamson County, Illinois · In Marion · Structure no. 100008400000000

Built
2009
16 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
174 ft
2 main spans
Daily traffic
17,000
2024 count
Owner
State
State Highway Agency

About this bridge

I 57 NB over Old Route 13 is a steel continuous stringer/multi-beam or girder carrying I 57 NB over Old Route 13 in Williamson County, Illinois. It was built in 2009, so it is 16 years old, younger 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 17,000 vehicles a day, roughly 47% of them trucks, projected to reach 18,938 by 2046. The structure is 174 ft (53 m) long and 76 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 57 NB
CrossesOld Route 13
LocationIn Marion
RouteInterstate 57
Coordinates37.7297, -88.95863
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating48.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length174 ft (53 m)
Longest span88 ft (26.7 m)
Deck width76 ft (23.2 m)
Roadway width73 ft (22.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,000 (2024)
Projected traffic18,938 by 2046
Trucks47%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 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 Old Route 13 built?

It was built in 2009, making it 16 years old in 2025.

What condition is I 57 NB over Old Route 13 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 May 2023.

How much traffic does I 57 NB over Old Route 13 carry?

About 17,000 vehicles per day (2024 count), of which roughly 47% are trucks.

How long is I 57 NB over Old Route 13?

The structure is 174 ft (53 m) long with a longest span of 88 ft (26.7 m) and a deck 76 ft wide.

Who owns I 57 NB over Old Route 13?

It is owned by the State Highway Agency.