US Bridges

TR 150 over Hartline Creek Trib

Good

Alexander County, Illinois · Elco · Structure no. 002309100000000

Built
1994
31 years old
Condition
Good
inspected April 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
125
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 150 over Hartline Creek Trib is a prestressed concrete box beam or girders - multiple carrying TR 150 over Hartline Creek Trib in Alexander 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 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 125 vehicles a day, roughly 34% of them trucks, projected to reach 177 by 2046. The structure is 37 ft (11.2 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 150
CrossesHartline Creek Trib
LocationElco
RouteCounty Highway 0
Coordinates37.30101, -89.26556
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.1 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length37 ft (11.2 m)
Longest span34 ft (10.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2022)
Projected traffic177 by 2046
Trucks34%
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 150 over Hartline Creek Trib built?

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

What condition is TR 150 over Hartline Creek Trib 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 April 2021.

How much traffic does TR 150 over Hartline Creek Trib carry?

About 125 vehicles per day (2022 count), of which roughly 34% are trucks.

How long is TR 150 over Hartline Creek Trib?

The structure is 37 ft (11.2 m) long with a longest span of 34 ft (10.3 m) and a deck 24 ft wide.

Who owns TR 150 over Hartline Creek Trib?

It is owned by the Town or Township Highway Agency.