US Bridges

TR 950 over Sangamon River

FairPosted for load

Champaign County, Illinois · 1.2 MI NE Mahomet · Structure no. 010990000000000

Built
1965
60 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
141 ft
3 main spans
Daily traffic
400
2021 count
Owner
Local
Local Park, Forest, or Reservation Agency

About this bridge

TR 950 over Sangamon River is a steel stringer/multi-beam or girder carrying TR 950 over Sangamon River in Champaign County, Illinois. It was built in 1965, so it is 60 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. Its operating status is: posted for load restriction.

It carries about 400 vehicles a day, roughly 1% of them trucks, projected to reach 404 by 2046. The structure is 141 ft (43 m) long and 33 ft wide.

Location

Open in Google Maps
CarriesTR 950
CrossesSangamon River
Location1.2 MI NE Mahomet
RouteCounty Highway 0
CountyChampaign County
StateIllinois
Coordinates40.20408, -88.38763
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating7.8 US tons
Inventory rating5.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans3
Design loadUnknown
Structure length141 ft (43 m)
Longest span104 ft (31.7 m)
Deck width33 ft (10 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2021)
Projected traffic404 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerLocal Park, Forest, or Reservation Agency
Maintained byLocal Park, Forest, or Reservation 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$612,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 950 over Sangamon River built?

It was built in 1965, making it 60 years old in 2025.

What condition is TR 950 over Sangamon River 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 April 2024.

How much traffic does TR 950 over Sangamon River carry?

About 400 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is TR 950 over Sangamon River?

The structure is 141 ft (43 m) long with a longest span of 104 ft (31.7 m) and a deck 33 ft wide.

Who owns TR 950 over Sangamon River?

It is owned by the Local Park, Forest, or Reservation Agency.