US Bridges

TR 101 over Br Cedar CR

Fair

Warren County, Illinois · SW-16-T11NR2W · Structure no. 094481300000000

Built
1970
55 years old
Condition
Fair
inspected January 2025
Type
Channel Beam
Concrete
Length
30 ft
1 main span
Daily traffic
650
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 101 over Br Cedar CR is a concrete channel beam carrying TR 101 over Br Cedar CR in Warren County, Illinois. It was built in 1970, so it is 55 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 650 vehicles a day, roughly 14% of them trucks, projected to reach 657 by 2046. The structure is 30 ft (9.1 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesTR 101
CrossesBr Cedar CR
LocationSW-16-T11NR2W
RouteCounty Highway 0
CountyWarren County
StateIllinois
Coordinates40.93525, -90.62261
Functional classUrban 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width23 ft (6.9 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2021)
Projected traffic657 by 2046
Trucks14%
Lanes on structure2
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 101 over Br Cedar CR built?

It was built in 1970, making it 55 years old in 2025.

What condition is TR 101 over Br Cedar 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 January 2025.

How much traffic does TR 101 over Br Cedar CR carry?

About 650 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is TR 101 over Br Cedar CR?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 23 ft wide.

Who owns TR 101 over Br Cedar CR?

It is owned by the Town or Township Highway Agency.