US Bridges

TR 158A over Henry Creek

Good

Morgan County, Illinois · 0.5 MI SW Woodson · Structure no. 069502100000000

Built
1994
31 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
100
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 158A over Henry Creek is a concrete continuous culvert carrying TR 158A over Henry Creek in Morgan County, Illinois. It was built in 1994, so it is 31 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 101 by 2046. The structure is 38 ft (11.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 158A
CrossesHenry Creek
Location0.5 MI SW Woodson
RouteCounty Highway 0
Coordinates39.61448, -90.23377
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 inspectionNovember 2023
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 rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length38 ft (11.7 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic101 by 2046
Trucks2%
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 158A over Henry Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is TR 158A over Henry 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 November 2023.

How much traffic does TR 158A over Henry Creek carry?

About 100 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is TR 158A over Henry Creek?

The structure is 38 ft (11.7 m) long with a longest span of 12 ft (3.7 m).

Who owns TR 158A over Henry Creek?

It is owned by the Town or Township Highway Agency.