US Bridges

Ill 96 over Silver Creek

Fair

Henderson County, Illinois · 2 MI W of Lomax · Structure no. 036000700000000

Built
1936
89 years old, rebuilt 1984
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
1,500
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 96 over Silver Creek is a steel stringer/multi-beam or girder carrying Ill 96 over Silver Creek in Henderson County, Illinois. It was built in 1936 and reconstructed in 1984, so it is 89 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 1,500 vehicles a day, roughly 11% of them trucks, projected to reach 1,616 by 2046. The structure is 42 ft (12.8 m) long and 34 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

CarriesIll 96
CrossesSilver Creek
Location2 MI W of Lomax
RouteState Highway 96
Coordinates40.65901, -91.11004
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
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating85.3 US tons
Inventory rating48.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span41 ft (12.5 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2023)
Projected traffic1,616 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ill 96 over Silver Creek built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1984.

What condition is Ill 96 over Silver 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 2024.

How much traffic does Ill 96 over Silver Creek carry?

About 1,500 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Ill 96 over Silver Creek?

The structure is 42 ft (12.8 m) long with a longest span of 41 ft (12.5 m) and a deck 34 ft wide.

Who owns Ill 96 over Silver Creek?

It is owned by the State Highway Agency.