US Bridges

TR 1 over Trib to Lake Mattoon

Good

Coles County, Illinois · 3.25 MI N Neoga · Structure no. 015343500000000

Built
2023
2 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
50
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 1 over Trib to Lake Mattoon is a prestressed concrete box beam or girders - multiple carrying TR 1 over Trib to Lake Mattoon in Coles County, Illinois. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 8% of them trucks, projected to reach 52 by 2046. The structure is 60 ft (18.3 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 1
CrossesTrib to Lake Mattoon
Location3.25 MI N Neoga
RouteCounty Highway 0
Coordinates39.37413, -88.44114
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating88.6 US tons
Inventory rating69.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length60 ft (18.3 m)
Longest span58 ft (17.7 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2021)
Projected traffic52 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was TR 1 over Trib to Lake Mattoon built?

It was built in 2023, making it 2 years old in 2025.

What condition is TR 1 over Trib to Lake Mattoon 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 September 2023.

How much traffic does TR 1 over Trib to Lake Mattoon carry?

About 50 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is TR 1 over Trib to Lake Mattoon?

The structure is 60 ft (18.3 m) long with a longest span of 58 ft (17.7 m) and a deck 27 ft wide.

Who owns TR 1 over Trib to Lake Mattoon?

It is owned by the Town or Township Highway Agency.