US Bridges

TR 371 over Buck Branch

Poor

Pike County, Illinois · 2.0 MI SE Nebo · Structure no. 075302700000000

Built
1900
125 years old, rebuilt 1961
Condition
Poor
inspected April 2024
Type
Slab
Concrete
Length
34 ft
1 main span
Daily traffic
50
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 371 over Buck Branch is a concrete slab carrying TR 371 over Buck Branch in Pike County, Illinois. It was built in 1900 and reconstructed in 1961, so it is 125 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 50 vehicles a day, projected to reach 58 by 2046. The structure is 34 ft (10.4 m) long and 19 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 371
CrossesBuck Branch
Location2.0 MI SE Nebo
RouteCounty Highway 0
Coordinates39.4205, -90.773
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width19 ft (5.8 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic58 by 2046
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$86,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 371 over Buck Branch built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1961.

What condition is TR 371 over Buck Branch 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 April 2024.

How much traffic does TR 371 over Buck Branch carry?

About 50 vehicles per day (2023 count).

How long is TR 371 over Buck Branch?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 19 ft wide.

Who owns TR 371 over Buck Branch?

It is owned by the Town or Township Highway Agency.