US Bridges

TR 180 over Short Creek

PoorPosted for load

Hancock County, Illinois · 3 MI Nne of Carthage · Structure no. 034380800000000

Built
1917
108 years old
Condition
Poor
inspected March 2023
Type
Slab
Concrete
Length
33 ft
1 main span
Daily traffic
20
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 180 over Short Creek is a concrete slab carrying TR 180 over Short Creek in Hancock County, Illinois. It was built in 1917, so it is 108 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 20 vehicles a day, roughly 5% of them trucks, projected to reach 25 by 2046. The structure is 33 ft (10.1 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTR 180
CrossesShort Creek
Location3 MI Nne of Carthage
RouteCounty Highway 0
Coordinates40.45974, -91.12015
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating4.6 US tons
Inventory rating2.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span30 ft (9.1 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic25 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 180 over Short Creek built?

It was built in 1917, making it 108 years old in 2025.

What condition is TR 180 over Short 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 March 2023.

How much traffic does TR 180 over Short Creek carry?

About 20 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is TR 180 over Short Creek?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.1 m) and a deck 22 ft wide.

Who owns TR 180 over Short Creek?

It is owned by the Town or Township Highway Agency.