US Bridges

TR 187 over Br Elkhorn CR

Fair

Washington County, Illinois · 1.5 MI N-2MI E Livel · Structure no. 095308400000000

Built
1901
124 years old, rebuilt 1965
Condition
Fair
inspected March 2023
Type
Channel Beam
Concrete
Length
24 ft
1 main span
Daily traffic
250
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 187 over Br Elkhorn CR is a concrete channel beam carrying TR 187 over Br Elkhorn CR in Washington County, Illinois. It was built in 1901 and reconstructed in 1965, 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 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 250 vehicles a day, roughly 6% of them trucks, projected to reach 12 by 2046. The structure is 24 ft (7.3 m) long and 15 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesTR 187
CrossesBr Elkhorn CR
Location1.5 MI N-2MI E Livel
RouteCounty Highway 0
CountyWashington County
StateIllinois
Coordinates38.32809, -89.56835
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating48.2 US tons
Inventory rating28.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width15 ft (4.6 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2024)
Projected traffic12 by 2046
Trucks6%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$19,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 187 over Br Elkhorn CR built?

It was built in 1901, making it 124 years old in 2025. It was reconstructed in 1965.

What condition is TR 187 over Br Elkhorn 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 2023.

How much traffic does TR 187 over Br Elkhorn CR carry?

About 250 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is TR 187 over Br Elkhorn CR?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 15 ft wide.

Who owns TR 187 over Br Elkhorn CR?

It is owned by the Town or Township Highway Agency.