US Bridges

TR 275 over Two Mile Slough

Good

Champaign County, Illinois · 1.8 MI SE Sadorus · Structure no. 010402400000000

Built
1973
52 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
25
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 275 over Two Mile Slough is a prestressed concrete box beam or girders - multiple carrying TR 275 over Two Mile Slough in Champaign County, Illinois. It was built in 1973, so it is 52 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 25 vehicles a day, projected to reach 25 by 2046. The structure is 58 ft (17.8 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 275
CrossesTwo Mile Slough
Location1.8 MI SE Sadorus
RouteCounty Highway 0
Coordinates39.95174, -88.31731
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51.5 US tons
Inventory rating31.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length58 ft (17.8 m)
Longest span56 ft (17 m)
Deck width24 ft (7.4 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2021)
Projected traffic25 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 275 over Two Mile Slough built?

It was built in 1973, making it 52 years old in 2025.

What condition is TR 275 over Two Mile 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 January 2024.

How much traffic does TR 275 over Two Mile Slough carry?

About 25 vehicles per day (2021 count).

How long is TR 275 over Two Mile Slough?

The structure is 58 ft (17.8 m) long with a longest span of 56 ft (17 m) and a deck 24 ft wide.

Who owns TR 275 over Two Mile Slough?

It is owned by the Town or Township Highway Agency.