US Bridges

Old US 50 over Shoal Creek

Fair

Clinton County, Illinois · 1.7 M E Breese · Structure no. 014006200000000

Built
1923
102 years old, rebuilt 2007
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
844 ft
3 main spans
Daily traffic
4,350
2020 count
Owner
State
State Highway Agency

About this bridge

Old US 50 over Shoal Creek is a steel continuous stringer/multi-beam or girder carrying Old US 50 over Shoal Creek in Clinton County, Illinois. It was built in 1923 and reconstructed in 2007, so it is 102 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 4,350 vehicles a day, roughly 9% of them trucks, projected to reach 4,785 by 2046. The structure is 844 ft (257.3 m) long and 34 ft wide. If it were closed, the detour would be 42.3 mi (68 km).

Location

Open in Google Maps
CarriesOld US 50
CrossesShoal Creek
Location1.7 M E Breese
RouteCounty Highway 0
CountyClinton County
StateIllinois
Coordinates38.60969, -89.49511
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+12 approach)
Design loadHS 20
Structure length844 ft (257.3 m)
Longest span75 ft (22.9 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,350 (2020)
Projected traffic4,785 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Old US 50 over Shoal Creek built?

It was built in 1923, making it 102 years old in 2025. It was reconstructed in 2007.

What condition is Old US 50 over Shoal 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 September 2024.

How much traffic does Old US 50 over Shoal Creek carry?

About 4,350 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is Old US 50 over Shoal Creek?

The structure is 844 ft (257.3 m) long with a longest span of 75 ft (22.9 m) and a deck 34 ft wide.

Who owns Old US 50 over Shoal Creek?

It is owned by the State Highway Agency.