US Bridges

FAS 434 (ch 6) over LA Moine River

Good

Hancock County, Illinois · 1.04 MI W of Il 61 · Structure no. 034306000000000

Built
1968
57 years old, rebuilt 2021
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
470 ft
6 main spans
Daily traffic
150
2023 count
Owner
County
County Highway Agency

About this bridge

FAS 434 (ch 6) over LA Moine River is a steel continuous stringer/multi-beam or girder carrying FAS 434 (ch 6) over LA Moine River in Hancock County, Illinois. It was built in 1968 and reconstructed in 2021, so it is 57 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 11% of them trucks, projected to reach 202 by 2046. The structure is 470 ft (143.3 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFAS 434 (ch 6)
CrossesLA Moine River
Location1.04 MI W of Il 61
RouteCounty Highway 0
Coordinates40.34372, -90.91451
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.1 US tons
Inventory rating40.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length470 ft (143.3 m)
Longest span110 ft (33.5 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic202 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 FAS 434 (ch 6) over LA Moine River built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2021.

What condition is FAS 434 (ch 6) over LA Moine River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does FAS 434 (ch 6) over LA Moine River carry?

About 150 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is FAS 434 (ch 6) over LA Moine River?

The structure is 470 ft (143.3 m) long with a longest span of 110 ft (33.5 m) and a deck 30 ft wide.

Who owns FAS 434 (ch 6) over LA Moine River?

It is owned by the County Highway Agency.