US Bridges

US 6 (fau 5789) over Bn RR & TR 38

Fair

Henry County, Illinois · 3 Mi. E Rock Isl CO · Structure no. 037014100000000

Built
1991
34 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
392 ft
4 main spans
Daily traffic
4,550
2022 count
Owner
State
State Highway Agency

About this bridge

US 6 (fau 5789) over Bn RR & TR 38 is a steel continuous stringer/multi-beam or girder carrying US 6 (fau 5789) over Bn RR & TR 38 in Henry County, Illinois. It was built in 1991, so it is 34 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 4,550 vehicles a day, roughly 11% of them trucks, projected to reach 5,670 by 2046. The structure is 392 ft (119.5 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS 6 (fau 5789)
CrossesBn RR & TR 38
Location3 Mi. E Rock Isl CO
RouteU.S. Route 6
CountyHenry County
StateIllinois
Coordinates41.45744, -90.37584
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.9 US tons
Inventory rating51.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length392 ft (119.5 m)
Longest span121 ft (36.9 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,550 (2022)
Projected traffic5,670 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 6 (fau 5789) over Bn RR & TR 38 built?

It was built in 1991, making it 34 years old in 2025.

What condition is US 6 (fau 5789) over Bn RR & TR 38 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 US 6 (fau 5789) over Bn RR & TR 38 carry?

About 4,550 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is US 6 (fau 5789) over Bn RR & TR 38?

The structure is 392 ft (119.5 m) long with a longest span of 121 ft (36.9 m) and a deck 39 ft wide.

Who owns US 6 (fau 5789) over Bn RR & TR 38?

It is owned by the State Highway Agency.