US Bridges

I-180 SB over Brush Creek

Fair

Bureau County, Illinois · 0.5 MI S JCT Ill 26 · Structure no. 006004700000000

Built
1968
57 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
211 ft
3 main spans
Daily traffic
2,075
2023 count
Owner
State
State Highway Agency

About this bridge

I-180 SB over Brush Creek is a prestressed concrete stringer/multi-beam or girder carrying I-180 SB over Brush Creek in Bureau 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,075 vehicles a day, roughly 23% of them trucks, projected to reach 1,793 by 2046. The structure is 211 ft (64.3 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesI-180 SB
CrossesBrush Creek
Location0.5 MI S JCT Ill 26
RouteInterstate 180
CountyBureau County
StateIllinois
Coordinates41.31012, -89.39662
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length211 ft (64.3 m)
Longest span71 ft (21.6 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,075 (2023)
Projected traffic1,793 by 2046
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-180 SB over Brush Creek built?

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

What condition is I-180 SB over Brush Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2023.

How much traffic does I-180 SB over Brush Creek carry?

About 2,075 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is I-180 SB over Brush Creek?

The structure is 211 ft (64.3 m) long with a longest span of 71 ft (21.6 m) and a deck 43 ft wide.

Who owns I-180 SB over Brush Creek?

It is owned by the State Highway Agency.