US Bridges

FAS 926-CH 14 over Big Creek

Good

Union County, Illinois · 1 MI NE of Dongola · Structure no. 091319300000000

Built
1991
34 years old
Condition
Good
inspected March 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
164 ft
1 main span
Daily traffic
1,000
2023 count
Owner
County
County Highway Agency

About this bridge

FAS 926-CH 14 over Big Creek is a prestressed concrete box beam or girders - multiple carrying FAS 926-CH 14 over Big Creek in Union 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 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 1,000 vehicles a day, roughly 16% of them trucks, projected to reach 859 by 2046. The structure is 164 ft (49.9 m) long and 28 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesFAS 926-CH 14
CrossesBig Creek
Location1 MI NE of Dongola
RouteCounty Highway 0
Coordinates37.37428, -89.13922
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.2 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length164 ft (49.9 m)
Longest span68 ft (20.8 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2023)
Projected traffic859 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 926-CH 14 over Big Creek built?

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

What condition is FAS 926-CH 14 over Big Creek 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 March 2021.

How much traffic does FAS 926-CH 14 over Big Creek carry?

About 1,000 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is FAS 926-CH 14 over Big Creek?

The structure is 164 ft (49.9 m) long with a longest span of 68 ft (20.8 m) and a deck 28 ft wide.

Who owns FAS 926-CH 14 over Big Creek?

It is owned by the County Highway Agency.