US Bridges

TR 155 a over Stony Creek

Fair

Vermilion County, Illinois · 3.5 MI SE Bismarck · Structure no. 092328300000000

Built
1975
50 years old
Condition
Fair
inspected January 2024
Type
Channel Beam
Concrete
Length
78 ft
2 main spans
Daily traffic
125
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 155 a over Stony Creek is a concrete channel beam carrying TR 155 a over Stony Creek in Vermilion County, Illinois. It was built in 1975, so it is 50 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 125 vehicles a day, roughly 6% of them trucks, projected to reach 51 by 2046. The structure is 78 ft (23.7 m) long and 23 ft wide.

Location

Open in Google Maps
CarriesTR 155 a
CrossesStony Creek
Location3.5 MI SE Bismarck
RouteCounty Highway 0
CountyVermilion County
StateIllinois
Coordinates40.2356, -87.55534
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
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 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 rating48.2 US tons
Inventory rating28.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length78 ft (23.7 m)
Longest span37 ft (11.3 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2023)
Projected traffic51 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 155 a over Stony Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is TR 155 a over Stony Creek 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 January 2024.

How much traffic does TR 155 a over Stony Creek carry?

About 125 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is TR 155 a over Stony Creek?

The structure is 78 ft (23.7 m) long with a longest span of 37 ft (11.3 m) and a deck 23 ft wide.

Who owns TR 155 a over Stony Creek?

It is owned by the Town or Township Highway Agency.