US Bridges

Plank Rd/Fau 6097 over I-80

Good

LaSalle County, Illinois · 1.4 MI W of Il 251 · Structure no. 050024900000000

Built
2011
14 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
227 ft
2 main spans
Daily traffic
5,750
2020 count
Owner
State
State Highway Agency

About this bridge

Plank Rd/Fau 6097 over I-80 is a steel continuous stringer/multi-beam or girder carrying Plank Rd/Fau 6097 over I-80 in LaSalle County, Illinois. It was built in 2011, so it is 14 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 5,750 vehicles a day, roughly 9% of them trucks, projected to reach 5,808 by 2046. The structure is 227 ft (69.2 m) long and 65 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPlank Rd/Fau 6097
CrossesI-80
Location1.4 MI W of Il 251
Coordinates41.36477, -89.15221
Functional classUrban Minor Arterial

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.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating50 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length227 ft (69.2 m)
Longest span114 ft (34.6 m)
Deck width65 ft (19.9 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,750 (2020)
Projected traffic5,808 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed5 mi (8 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 Plank Rd/Fau 6097 over I-80 built?

It was built in 2011, making it 14 years old in 2025.

What condition is Plank Rd/Fau 6097 over I-80 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 February 2023.

How much traffic does Plank Rd/Fau 6097 over I-80 carry?

About 5,750 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is Plank Rd/Fau 6097 over I-80?

The structure is 227 ft (69.2 m) long with a longest span of 114 ft (34.6 m) and a deck 65 ft wide.

Who owns Plank Rd/Fau 6097 over I-80?

It is owned by the State Highway Agency.