US Bridges

TR-251 over Branch Taylor CR

Fair

Greene County, Illinois · 2.1 MI NW Rockbridge · Structure no. 031506400000000

Built
1983
42 years old
Condition
Fair
inspected March 2024
Type
Channel Beam
Concrete
Length
84 ft
3 main spans
Daily traffic
50
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-251 over Branch Taylor CR is a concrete channel beam carrying TR-251 over Branch Taylor CR in Greene County, Illinois. It was built in 1983, so it is 42 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, roughly 20% of them trucks, projected to reach 51 by 2046. The structure is 84 ft (25.6 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesTR-251
CrossesBranch Taylor CR
Location2.1 MI NW Rockbridge
RouteCounty Highway 0
CountyGreene County
StateIllinois
Coordinates39.29826, -90.22233
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length84 ft (25.6 m)
Longest span30 ft (9.1 m)
Deck width26 ft (8 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic51 by 2046
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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-251 over Branch Taylor CR built?

It was built in 1983, making it 42 years old in 2025.

What condition is TR-251 over Branch Taylor CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does TR-251 over Branch Taylor CR carry?

About 50 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is TR-251 over Branch Taylor CR?

The structure is 84 ft (25.6 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns TR-251 over Branch Taylor CR?

It is owned by the Town or Township Highway Agency.