US Bridges

FAS 343 Ch 3 over Waterway

Fair

Livingston County, Illinois · 860N 3300E · Structure no. 053500800000000

Built
1936
89 years old, rebuilt 1990
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
850
2023 count
Owner
County
County Highway Agency

About this bridge

FAS 343 Ch 3 over Waterway is a concrete continuous culvert carrying FAS 343 Ch 3 over Waterway in Livingston County, Illinois. It was built in 1936 and reconstructed in 1990, 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 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 850 vehicles a day, roughly 20% of them trucks, projected to reach 682 by 2046. The structure is 22 ft (6.7 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAS 343 Ch 3
CrossesWaterway
Location860N 3300E
RouteCounty Highway 0
Coordinates40.75513, -88.29683
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span12 ft (3.7 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2023)
Projected traffic682 by 2046
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 343 Ch 3 over Waterway built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1990.

What condition is FAS 343 Ch 3 over Waterway 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 October 2023.

How much traffic does FAS 343 Ch 3 over Waterway carry?

About 850 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is FAS 343 Ch 3 over Waterway?

The structure is 22 ft (6.7 m) long with a longest span of 12 ft (3.7 m) and a deck 33 ft wide.

Who owns FAS 343 Ch 3 over Waterway?

It is owned by the County Highway Agency.