US Bridges

FAI 80 NB over Mineral Creek

Fair

Henry County, Illinois · 0.7 MI N JCT US 6 · Structure no. 037003000000000

Built
1965
60 years old, rebuilt 1990
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
172 ft
2 main spans
Daily traffic
10,800
2023 count
Owner
State
State Highway Agency

About this bridge

FAI 80 NB over Mineral Creek is a steel continuous stringer/multi-beam or girder carrying FAI 80 NB over Mineral Creek in Henry County, Illinois. It was built in 1965 and reconstructed in 1990, so it is 60 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 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 10,800 vehicles a day, roughly 40% of them trucks, projected to reach 11,016 by 2046. The structure is 172 ft (52.4 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAI 80 NB
CrossesMineral Creek
Location0.7 MI N JCT US 6
RouteInterstate 80
Coordinates41.46415, -90.3389
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.4 US tons
Inventory rating54.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length172 ft (52.4 m)
Longest span84 ft (25.6 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,800 (2023)
Projected traffic11,016 by 2046
Trucks40%
Lanes on structure2
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 FAI 80 NB over Mineral Creek built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1990.

What condition is FAI 80 NB over Mineral 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 2023.

How much traffic does FAI 80 NB over Mineral Creek carry?

About 10,800 vehicles per day (2023 count), of which roughly 40% are trucks.

How long is FAI 80 NB over Mineral Creek?

The structure is 172 ft (52.4 m) long with a longest span of 84 ft (25.6 m) and a deck 42 ft wide.

Who owns FAI 80 NB over Mineral Creek?

It is owned by the State Highway Agency.