US Bridges

FAS 903 (unmarked) over Lake Creek

Fair

Williamson County, Illinois · 1 MI W Johnston City · Structure no. 100301100000000

Built
1956
69 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
227 ft
3 main spans
Daily traffic
6,000
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 903 (unmarked) over Lake Creek is a steel continuous stringer/multi-beam or girder carrying FAS 903 (unmarked) over Lake Creek in Williamson County, Illinois. It was built in 1956, so it is 69 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 6,000 vehicles a day, roughly 7% of them trucks, projected to reach 6,060 by 2046. The structure is 227 ft (69.2 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesFAS 903 (unmarked)
CrossesLake Creek
Location1 MI W Johnston City
RouteCounty Highway 0
CountyWilliamson County
StateIllinois
Coordinates37.81741, -88.96382
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating28.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length227 ft (69.2 m)
Longest span86 ft (26.2 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2021)
Projected traffic6,060 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$1.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 903 (unmarked) over Lake Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is FAS 903 (unmarked) over Lake 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 November 2023.

How much traffic does FAS 903 (unmarked) over Lake Creek carry?

About 6,000 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FAS 903 (unmarked) over Lake Creek?

The structure is 227 ft (69.2 m) long with a longest span of 86 ft (26.2 m) and a deck 30 ft wide.

Who owns FAS 903 (unmarked) over Lake Creek?

It is owned by the State Highway Agency.