US Bridges

TR 4 over Br Blue CR

Good

Woodford County, Illinois · 250 East 1575 North · Structure no. 102322000000000

Built
2020
5 years old
Condition
Good
inspected November 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
74 ft
1 main span
Daily traffic
250
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 4 over Br Blue CR is a prestressed concrete box beam or girders - multiple carrying TR 4 over Br Blue CR in Woodford County, Illinois. It was built in 2020, so it is 5 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 250 vehicles a day, roughly 11% of them trucks, projected to reach 253 by 2046. The structure is 74 ft (22.7 m) long and 27 ft wide.

Location

Open in Google Maps
CarriesTR 4
CrossesBr Blue CR
Location250 East 1575 North
RouteCounty Highway 0
CountyWoodford County
StateIllinois
Coordinates40.81578, -89.4971
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 inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating82.5 US tons
Inventory rating63.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length74 ft (22.7 m)
Longest span0 ft (0 m)
Deck width27 ft (8.3 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2020)
Projected traffic253 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 4 over Br Blue CR built?

It was built in 2020, making it 5 years old in 2025.

What condition is TR 4 over Br Blue CR 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 November 2022.

How much traffic does TR 4 over Br Blue CR carry?

About 250 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is TR 4 over Br Blue CR?

The structure is 74 ft (22.7 m) long and a deck 27 ft wide.

Who owns TR 4 over Br Blue CR?

It is owned by the Town or Township Highway Agency.