US Bridges

FAS 413 - Ch 11 over South Fork CR

Good

Warren County, Illinois · NW-4-T9NR3W · Structure no. 094303700000000

Built
2005
20 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
300
2021 count
Owner
County
County Highway Agency

About this bridge

FAS 413 - Ch 11 over South Fork CR is a prestressed concrete box beam or girders - multiple carrying FAS 413 - Ch 11 over South Fork CR in Warren County, Illinois. It was built in 2005, so it is 20 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 300 vehicles a day, roughly 13% of them trucks, projected to reach 303 by 2046. The structure is 61 ft (18.7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAS 413 - Ch 11
CrossesSouth Fork CR
LocationNW-4-T9NR3W
RouteCounty Highway 0
Coordinates40.80554, -90.74991
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length61 ft (18.7 m)
Longest span60 ft (18.3 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2021)
Projected traffic303 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 413 - Ch 11 over South Fork CR built?

It was built in 2005, making it 20 years old in 2025.

What condition is FAS 413 - Ch 11 over South Fork CR 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 January 2025.

How much traffic does FAS 413 - Ch 11 over South Fork CR carry?

About 300 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is FAS 413 - Ch 11 over South Fork CR?

The structure is 61 ft (18.7 m) long with a longest span of 60 ft (18.3 m) and a deck 30 ft wide.

Who owns FAS 413 - Ch 11 over South Fork CR?

It is owned by the County Highway Agency.