US Bridges

I-57 SB over Pond Creek

Fair

Franklin County, Illinois · S of Scl W Frankfort · Structure no. 028008600000000

Built
2022
3 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
124 ft
2 main spans
Daily traffic
19,900
2024 count
Owner
State
State Highway Agency

About this bridge

I-57 SB over Pond Creek is a concrete continuous stringer/multi-beam or girder carrying I-57 SB over Pond Creek in Franklin County, Illinois. It was built in 2022, so it is 3 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 19,900 vehicles a day, roughly 42% of them trucks, projected to reach 17,978 by 2046. The structure is 124 ft (37.9 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-57 SB
CrossesPond Creek
LocationS of Scl W Frankfort
RouteInterstate 57
Coordinates37.88264, -88.94257
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating53.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length124 ft (37.9 m)
Longest span71 ft (21.7 m)
Deck width63 ft (19.1 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,900 (2024)
Projected traffic17,978 by 2046
Trucks42%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-57 SB over Pond Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is I-57 SB over Pond Creek 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 August 2024.

How much traffic does I-57 SB over Pond Creek carry?

About 19,900 vehicles per day (2024 count), of which roughly 42% are trucks.

How long is I-57 SB over Pond Creek?

The structure is 124 ft (37.9 m) long with a longest span of 71 ft (21.7 m) and a deck 63 ft wide.

Who owns I-57 SB over Pond Creek?

It is owned by the State Highway Agency.