US Bridges

TR 291 over Spanish CR

Good

Macoupin County, Illinois · 4 MI S Carlinville · Structure no. 059326800000000

Built
1977
48 years old
Condition
Good
inspected February 2023
Type
Culvert
Steel
Length
50 ft
3 main spans
Daily traffic
150
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 291 over Spanish CR is a steel culvert carrying TR 291 over Spanish CR in Macoupin County, Illinois. It was built in 1977, so it is 48 years old, older 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 150 vehicles a day, roughly 14% of them trucks, projected to reach 152 by 2046. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 291
CrossesSpanish CR
Location4 MI S Carlinville
RouteCounty Highway 0
Coordinates39.20921, -89.88361
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.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 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 rating98.2 US tons
Inventory rating98.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2021)
Projected traffic152 by 2046
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 291 over Spanish CR built?

It was built in 1977, making it 48 years old in 2025.

What condition is TR 291 over Spanish CR 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 February 2023.

How much traffic does TR 291 over Spanish CR carry?

About 150 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is TR 291 over Spanish CR?

The structure is 50 ft (15.2 m) long with a longest span of 10 ft (3 m).

Who owns TR 291 over Spanish CR?

It is owned by the Town or Township Highway Agency.