US Bridges

TR-41 over Jack Oak Creek

FairPosted for load

Richland County, Illinois · 1.5 MI SE Dundas · Structure no. 080304200000000

Built
1909
116 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
2 main spans
Daily traffic
50
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-41 over Jack Oak Creek is a steel stringer/multi-beam or girder carrying TR-41 over Jack Oak Creek in Richland County, Illinois. It was built in 1909, so it is 116 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 6% of them trucks, projected to reach 51 by 2046. The structure is 24 ft (7.3 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR-41
CrossesJack Oak Creek
Location1.5 MI SE Dundas
RouteCounty Highway 0
Coordinates38.81413, -88.06869
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.
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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating16.4 US tons
Inventory rating8.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span11 ft (3.4 m)
Deck width21 ft (6.4 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic51 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$82,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR-41 over Jack Oak Creek built?

It was built in 1909, making it 116 years old in 2025.

What condition is TR-41 over Jack Oak 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-41 over Jack Oak Creek carry?

About 50 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is TR-41 over Jack Oak Creek?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.4 m) and a deck 21 ft wide.

Who owns TR-41 over Jack Oak Creek?

It is owned by the Town or Township Highway Agency.