US Bridges

TR 428 8.25 E over S Fork Sang River

PoorPosted for load

Sangamon County, Illinois · 2.2 MI E of New City · Structure no. 084318700000000

Built
1954
71 years old
Condition
Poor
inspected March 2023
Type
Truss - Thru
Steel
Length
232 ft
1 main span
Daily traffic
100
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 428 8.25 E over S Fork Sang River is a steel truss - thru carrying TR 428 8.25 E over S Fork Sang River in Sangamon County, Illinois. It was built in 1954, so it is 71 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 11% of them trucks, projected to reach 177 by 2046. The structure is 232 ft (70.7 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTR 428 8.25 E
CrossesS Fork Sang River
Location2.2 MI E of New City
RouteCounty Highway 0
Coordinates39.67128, -89.49297
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating22.8 US tons
Inventory rating13.6 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadH 15
Structure length232 ft (70.7 m)
Longest span140 ft (42.7 m)
Deck width24 ft (7.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic177 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$744,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 428 8.25 E over S Fork Sang River built?

It was built in 1954, making it 71 years old in 2025.

What condition is TR 428 8.25 E over S Fork Sang River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2023.

How much traffic does TR 428 8.25 E over S Fork Sang River carry?

About 100 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is TR 428 8.25 E over S Fork Sang River?

The structure is 232 ft (70.7 m) long with a longest span of 140 ft (42.7 m) and a deck 24 ft wide.

Who owns TR 428 8.25 E over S Fork Sang River?

It is owned by the Town or Township Highway Agency.