US Bridges

Thorpe RD over Trib Beech CR

Fair

Lee County, Illinois · 0.3 MI S Ogle CO L · Structure no. 052573000000000

Built
1901
124 years old, rebuilt 1932
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
50
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Thorpe RD over Trib Beech CR is a concrete culvert carrying Thorpe RD over Trib Beech CR in Lee County, Illinois. It was built in 1901 and reconstructed in 1932, so it is 124 years old, older 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 6 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, projected to reach 51 by 2046. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesThorpe RD
CrossesTrib Beech CR
Location0.3 MI S Ogle CO L
RouteCounty Highway 0
Coordinates41.88496, -89.13139
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2017)
Projected traffic51 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Thorpe RD over Trib Beech CR built?

It was built in 1901, making it 124 years old in 2025. It was reconstructed in 1932.

What condition is Thorpe RD over Trib Beech 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 February 2024.

How much traffic does Thorpe RD over Trib Beech CR carry?

About 50 vehicles per day (2017 count).

How long is Thorpe RD over Trib Beech CR?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m).

Who owns Thorpe RD over Trib Beech CR?

It is owned by the Town or Township Highway Agency.