US Bridges

TR 435 16 S over Henkle Branch Creek

Fair

Sangamon County, Illinois · 1.0 SW of Pawnee · Structure no. 084501300000000

Built
1955
70 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
325
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 435 16 S over Henkle Branch Creek is a concrete continuous culvert carrying TR 435 16 S over Henkle Branch Creek in Sangamon County, Illinois. It was built in 1955, so it is 70 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 325 vehicles a day, roughly 27% of them trucks, projected to reach 328 by 2046. The structure is 38 ft (11.5 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesTR 435 16 S
CrossesHenkle Branch Creek
Location1.0 SW of Pawnee
RouteCounty Highway 0
CountySangamon County
StateIllinois
Coordinates39.56842, -89.60473
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating32.8 US tons
Inventory rating19.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 15
Structure length38 ft (11.5 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2022)
Projected traffic328 by 2046
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 435 16 S over Henkle Branch Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is TR 435 16 S over Henkle Branch Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does TR 435 16 S over Henkle Branch Creek carry?

About 325 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is TR 435 16 S over Henkle Branch Creek?

The structure is 38 ft (11.5 m) long with a longest span of 12 ft (3.6 m).

Who owns TR 435 16 S over Henkle Branch Creek?

It is owned by the Town or Township Highway Agency.