US Bridges

TR 233 over S Fork Sangamon Rv

Good

Sangamon County, Illinois · 2.0 MI N Rochester · Structure no. 084312700000000

Built
1967
58 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
265 ft
4 main spans
Daily traffic
400
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 233 over S Fork Sangamon Rv is a steel continuous stringer/multi-beam or girder carrying TR 233 over S Fork Sangamon Rv in Sangamon County, Illinois. It was built in 1967, so it is 58 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 400 vehicles a day, roughly 9% of them trucks, projected to reach 404 by 2046. The structure is 265 ft (80.8 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 233
CrossesS Fork Sangamon Rv
Location2.0 MI N Rochester
RouteCounty Highway 0
Coordinates39.78359, -89.55129
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length265 ft (80.8 m)
Longest span85 ft (25.9 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2022)
Projected traffic404 by 2046
Trucks9%
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 233 over S Fork Sangamon Rv built?

It was built in 1967, making it 58 years old in 2025.

What condition is TR 233 over S Fork Sangamon Rv 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 March 2023.

How much traffic does TR 233 over S Fork Sangamon Rv carry?

About 400 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is TR 233 over S Fork Sangamon Rv?

The structure is 265 ft (80.8 m) long with a longest span of 85 ft (25.9 m) and a deck 29 ft wide.

Who owns TR 233 over S Fork Sangamon Rv?

It is owned by the Town or Township Highway Agency.