US Bridges

TR 304 over Unnamed Stream

Good

Champaign County, Illinois · 3.0 Mile N Broadland · Structure no. 010451500000000

Built
2005
20 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
25
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 304 over Unnamed Stream is a prestressed concrete box beam or girders - multiple carrying TR 304 over Unnamed Stream in Champaign County, Illinois. It was built in 2005, so it is 20 years old, younger 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, roughly 16% of them trucks, projected to reach 25 by 2046. The structure is 28 ft (8.4 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 304
CrossesUnnamed Stream
Location3.0 Mile N Broadland
RouteCounty Highway 0
Coordinates39.95226, -88.00972
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 protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length28 ft (8.4 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2021)
Projected traffic25 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 304 over Unnamed Stream built?

It was built in 2005, making it 20 years old in 2025.

What condition is TR 304 over Unnamed Stream 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 304 over Unnamed Stream carry?

About 25 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is TR 304 over Unnamed Stream?

The structure is 28 ft (8.4 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns TR 304 over Unnamed Stream?

It is owned by the Town or Township Highway Agency.