US Bridges

FAS 868 Thomp RD N over Akin Creek

Good

Franklin County, Illinois · Thompsonville RD · Structure no. 028327900000000

Built
1987
38 years old
Condition
Good
inspected June 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
91 ft
2 main spans
Daily traffic
1,200
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 868 Thomp RD N over Akin Creek is a prestressed concrete box beam or girders - multiple carrying FAS 868 Thomp RD N over Akin Creek in Franklin County, Illinois. It was built in 1987, so it is 38 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 1,200 vehicles a day, roughly 13% of them trucks, projected to reach 1,111 by 2046. The structure is 91 ft (27.7 m) long and 32 ft wide.

CarriesFAS 868 Thomp RD N
CrossesAkin Creek
LocationThompsonville RD
RouteCounty Highway 0
Coordinates38.01882, -88.76145
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 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 alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating37.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span44 ft (13.4 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2024)
Projected traffic1,111 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 868 Thomp RD N over Akin Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is FAS 868 Thomp RD N over Akin 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 June 2021.

How much traffic does FAS 868 Thomp RD N over Akin Creek carry?

About 1,200 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is FAS 868 Thomp RD N over Akin Creek?

The structure is 91 ft (27.7 m) long with a longest span of 44 ft (13.4 m) and a deck 32 ft wide.

Who owns FAS 868 Thomp RD N over Akin Creek?

It is owned by the County Highway Agency.