US Bridges

US 20 over Fullers Creek

Fair

Winnebago County, Illinois · .5 MI W of Ill 2 · Structure no. 101200800000000

Built
1964
61 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
20,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 20 over Fullers Creek is a concrete culvert carrying US 20 over Fullers Creek in Winnebago County, Illinois. It was built in 1964, so it is 61 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 20,400 vehicles a day, roughly 13% of them trucks, projected to reach 21,109 by 2046. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 20
CrossesFullers Creek
Location.5 MI W of Ill 2
RouteU.S. Route 20
Coordinates42.21962, -89.11651
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.2 US tons
Inventory rating56.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length32 ft (9.7 m)
Longest span15 ft (4.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,400 (2023)
Projected traffic21,109 by 2046
Trucks13%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 20 over Fullers Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is US 20 over Fullers 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 August 2024.

How much traffic does US 20 over Fullers Creek carry?

About 20,400 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is US 20 over Fullers Creek?

The structure is 32 ft (9.7 m) long with a longest span of 15 ft (4.7 m).

Who owns US 20 over Fullers Creek?

It is owned by the State Highway Agency.