US Bridges

TR 373 over Stream

Good

McLean County, Illinois · 3.5 MI E Saybrook · Structure no. 057362200000000

Built
1993
32 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
175
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 373 over Stream is a concrete culvert carrying TR 373 over Stream in McLean County, Illinois. It was built in 1993, so it is 32 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 175 vehicles a day, roughly 25% of them trucks, projected to reach 177 by 2046. The structure is 26 ft (8 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 373
CrossesStream
Location3.5 MI E Saybrook
RouteCounty Highway 0
Coordinates40.43161, -88.46156
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (8 m)
Longest span13 ft (3.9 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2024)
Projected traffic177 by 2046
Trucks25%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 373 over Stream built?

It was built in 1993, making it 32 years old in 2025.

What condition is TR 373 over Stream 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 2024.

How much traffic does TR 373 over Stream carry?

About 175 vehicles per day (2024 count), of which roughly 25% are trucks.

How long is TR 373 over Stream?

The structure is 26 ft (8 m) long with a longest span of 13 ft (3.9 m) and a deck 30 ft wide.

Who owns TR 373 over Stream?

It is owned by the Town or Township Highway Agency.