US Bridges

FAU 6431 Ch 29 over I-74/SE of Bloomngtn

Poor

McLean County, Illinois · 5.39 MI E of US 51 · Structure no. 057012400000000

Built
1968
57 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
267 ft
4 main spans
Daily traffic
3,050
2024 count
Owner
State
State Highway Agency

About this bridge

FAU 6431 Ch 29 over I-74/SE of Bloomngtn is a steel continuous stringer/multi-beam or girder carrying FAU 6431 Ch 29 over I-74/SE of Bloomngtn in McLean County, Illinois. It was built in 1968, so it is 57 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 3,050 vehicles a day, roughly 16% of them trucks, projected to reach 783 by 2046. The structure is 267 ft (81.4 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesFAU 6431 Ch 29
CrossesI-74/SE of Bloomngtn
Location5.39 MI E of US 51
CountyMcLean County
StateIllinois
Coordinates40.4005, -88.90129
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating32.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length267 ft (81.4 m)
Longest span82 ft (24.9 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,050 (2024)
Projected traffic783 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 FAU 6431 Ch 29 over I-74/SE of Bloomngtn built?

It was built in 1968, making it 57 years old in 2025.

What condition is FAU 6431 Ch 29 over I-74/SE of Bloomngtn in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does FAU 6431 Ch 29 over I-74/SE of Bloomngtn carry?

About 3,050 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is FAU 6431 Ch 29 over I-74/SE of Bloomngtn?

The structure is 267 ft (81.4 m) long with a longest span of 82 ft (24.9 m) and a deck 30 ft wide.

Who owns FAU 6431 Ch 29 over I-74/SE of Bloomngtn?

It is owned by the State Highway Agency.