US Bridges

Ill 91 over North Creek

Fair

Peoria County, Illinois · 1 MI N Princeville · Structure no. 072018800000000

Built
2000
25 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
91 ft
1 main span
Daily traffic
1,550
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 91 over North Creek is a prestressed concrete stringer/multi-beam or girder carrying Ill 91 over North Creek in Peoria County, Illinois. It was built in 2000, so it is 25 years old, younger 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 1,550 vehicles a day, roughly 12% of them trucks, projected to reach 1,364 by 2046. The structure is 91 ft (27.8 m) long and 35 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesIll 91
CrossesNorth Creek
Location1 MI N Princeville
RouteState Highway 91
Coordinates40.95099, -89.75541
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating91.8 US tons
Inventory rating52.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length91 ft (27.8 m)
Longest span89 ft (27 m)
Deck width35 ft (10.6 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,550 (2023)
Projected traffic1,364 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ill 91 over North Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Ill 91 over North 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 Ill 91 over North Creek carry?

About 1,550 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Ill 91 over North Creek?

The structure is 91 ft (27.8 m) long with a longest span of 89 ft (27 m) and a deck 35 ft wide.

Who owns Ill 91 over North Creek?

It is owned by the State Highway Agency.