US Bridges

TR 174 over E Fork of Big Creek

PoorPosted for load

Edgar County, Illinois · 2.8 MI NW of Oliver · Structure no. 023530100000000

Built
1919
106 years old
Condition
Poor
inspected December 2024
Type
Other
Concrete
Length
53 ft
1 main span
Daily traffic
75
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 174 over E Fork of Big Creek is a concrete other carrying TR 174 over E Fork of Big Creek in Edgar County, Illinois. It was built in 1919, so it is 106 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 75 vehicles a day, roughly 3% of them trucks, projected to reach 76 by 2046. The structure is 53 ft (16.2 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTR 174
CrossesE Fork of Big Creek
Location2.8 MI NW of Oliver
RouteCounty Highway 0
Coordinates39.51891, -87.70887
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating22.2 US tons
Inventory rating13.2 US tons

Structure

Structure typeOther
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span52 ft (15.8 m)
Deck width20 ft (6.1 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2019)
Projected traffic76 by 2046
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$71,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 174 over E Fork of Big Creek built?

It was built in 1919, making it 106 years old in 2025.

What condition is TR 174 over E Fork of Big Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does TR 174 over E Fork of Big Creek carry?

About 75 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is TR 174 over E Fork of Big Creek?

The structure is 53 ft (16.2 m) long with a longest span of 52 ft (15.8 m) and a deck 20 ft wide.

Who owns TR 174 over E Fork of Big Creek?

It is owned by the Town or Township Highway Agency.