US Bridges

TR 8 over Trib to Little Dry F

Good

Bond County, Illinois · 2.5 MI NW Old Ripley · Structure no. 003382400000000

Built
1985
40 years old
Condition
Good
inspected December 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
225
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 8 over Trib to Little Dry F is a prestressed concrete box beam or girders - multiple carrying TR 8 over Trib to Little Dry F in Bond County, Illinois. It was built in 1985, so it is 40 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 225 vehicles a day, roughly 22% of them trucks, projected to reach 227 by 2046. The structure is 34 ft (10.4 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 8
CrossesTrib to Little Dry F
Location2.5 MI NW Old Ripley
RouteCounty Highway 0
Coordinates38.92364, -89.62342
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2021
Inspection intervalevery 48 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span34 ft (10.4 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2020)
Projected traffic227 by 2046
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 8 over Trib to Little Dry F built?

It was built in 1985, making it 40 years old in 2025.

What condition is TR 8 over Trib to Little Dry F 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 2021.

How much traffic does TR 8 over Trib to Little Dry F carry?

About 225 vehicles per day (2020 count), of which roughly 22% are trucks.

How long is TR 8 over Trib to Little Dry F?

The structure is 34 ft (10.4 m) long with a longest span of 34 ft (10.4 m) and a deck 27 ft wide.

Who owns TR 8 over Trib to Little Dry F?

It is owned by the Town or Township Highway Agency.