US Bridges

TR 534 over Hunter Slough

Good

Sangamon County, Illinois · 4.0 N Lanesville · Structure no. 084361600000000

Built
1979
46 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
50
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 534 over Hunter Slough is a concrete culvert carrying TR 534 over Hunter Slough in Sangamon County, Illinois. It was built in 1979, so it is 46 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 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 50 vehicles a day, projected to reach 51 by 2046. The structure is 27 ft (8.2 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesTR 534
CrossesHunter Slough
Location4.0 N Lanesville
RouteCounty Highway 0
CountySangamon County
StateIllinois
Coordinates39.90546, -89.33006
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.3 US tons
Inventory rating26.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 15
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic51 by 2046
Trucks0%
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 534 over Hunter Slough built?

It was built in 1979, making it 46 years old in 2025.

What condition is TR 534 over Hunter Slough 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 2024.

How much traffic does TR 534 over Hunter Slough carry?

About 50 vehicles per day (2022 count).

How long is TR 534 over Hunter Slough?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 28 ft wide.

Who owns TR 534 over Hunter Slough?

It is owned by the Town or Township Highway Agency.