US Bridges

TR-185 over Creek

Good

Crawford County, Illinois · 1.5 MI SW Robinson · Structure no. 017501900000000

Built
1988
37 years old
Condition
Good
inspected March 2022
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
625
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-185 over Creek is a concrete culvert carrying TR-185 over Creek in Crawford County, Illinois. It was built in 1988, so it is 37 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 625 vehicles a day, roughly 3% of them trucks, projected to reach 631 by 2046. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesTR-185
CrossesCreek
Location1.5 MI SW Robinson
RouteCounty Highway 0
Coordinates38.98284, -87.76754
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.6 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic625 (2020)
Projected traffic631 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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-185 over Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is TR-185 over Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2022.

How much traffic does TR-185 over Creek carry?

About 625 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is TR-185 over Creek?

The structure is 22 ft (6.6 m) long with a longest span of 11 ft (3.3 m).

Who owns TR-185 over Creek?

It is owned by the Town or Township Highway Agency.