US Bridges

Ill 145 over Barnes Creek

Fair

Massac County, Illinois · 5.6 MI S Pope CO · Structure no. 064000900000000

Built
1932
93 years old, rebuilt 1981
Condition
Fair
inspected February 2025
Type
Tee Beam
Concrete
Length
48 ft
1 main span
Daily traffic
2,550
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 145 over Barnes Creek is a concrete tee beam carrying Ill 145 over Barnes Creek in Massac County, Illinois. It was built in 1932 and reconstructed in 1981, so it is 93 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 2,550 vehicles a day, roughly 8% of them trucks, projected to reach 3,535 by 2046. The structure is 48 ft (14.5 m) long and 33 ft wide. If it were closed, the detour would be 37.9 mi (61 km).

CarriesIll 145
CrossesBarnes Creek
Location5.6 MI S Pope CO
RouteState Highway 145
Coordinates37.22619, -88.67631
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating32.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length48 ft (14.5 m)
Longest span46 ft (14 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,550 (2023)
Projected traffic3,535 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.9 mi (61 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Ill 145 over Barnes Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1981.

What condition is Ill 145 over Barnes 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 February 2025.

How much traffic does Ill 145 over Barnes Creek carry?

About 2,550 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Ill 145 over Barnes Creek?

The structure is 48 ft (14.5 m) long with a longest span of 46 ft (14 m) and a deck 33 ft wide.

Who owns Ill 145 over Barnes Creek?

It is owned by the State Highway Agency.