US Bridges

TR 84 over Little Bear Creek

Poor

Hancock County, Illinois · 3.0 MI SW Basco · Structure no. 034582500000000

Built
1972
53 years old
Condition
Poor
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
175
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 84 over Little Bear Creek is a prestressed concrete box beam or girders - multiple carrying TR 84 over Little Bear Creek in Hancock County, Illinois. It was built in 1972, so it is 53 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 175 vehicles a day, projected to reach 177 by 2046. The structure is 52 ft (15.8 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 84
CrossesLittle Bear Creek
Location3.0 MI SW Basco
RouteCounty Highway 0
Coordinates40.31444, -91.27527
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating21.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length52 ft (15.8 m)
Longest span48 ft (14.6 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2023)
Projected traffic177 by 2046
Trucks0%
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

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 84 over Little Bear Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is TR 84 over Little Bear Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does TR 84 over Little Bear Creek carry?

About 175 vehicles per day (2023 count).

How long is TR 84 over Little Bear Creek?

The structure is 52 ft (15.8 m) long with a longest span of 48 ft (14.6 m) and a deck 24 ft wide.

Who owns TR 84 over Little Bear Creek?

It is owned by the Town or Township Highway Agency.