US Bridges

US 20 over Apple River

Fair

Jo Daviess County, Illinois · 2 Mi. W. Elizabeth · Structure no. 043001000000000

Built
1925
100 years old, rebuilt 2007
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
285 ft
5 main spans
Daily traffic
4,550
2023 count
Owner
State
State Highway Agency

About this bridge

US 20 over Apple River is a prestressed concrete box beam or girders - multiple carrying US 20 over Apple River in Jo Daviess County, Illinois. It was built in 1925 and reconstructed in 2007, so it is 100 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 4,550 vehicles a day, roughly 23% of them trucks, projected to reach 5,353 by 2046. The structure is 285 ft (87 m) long and 33 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesUS 20
CrossesApple River
Location2 Mi. W. Elizabeth
RouteU.S. Route 20
Coordinates42.31906, -90.25487
Functional classRural Principal Arterial - Other

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 inspectionApril 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20 + Mod
Structure length285 ft (87 m)
Longest span62 ft (18.8 m)
Deck width33 ft (10.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,550 (2023)
Projected traffic5,353 by 2046
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 Apple River built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2007.

What condition is US 20 over Apple River 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 April 2023.

How much traffic does US 20 over Apple River carry?

About 4,550 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is US 20 over Apple River?

The structure is 285 ft (87 m) long with a longest span of 62 ft (18.8 m) and a deck 33 ft wide.

Who owns US 20 over Apple River?

It is owned by the State Highway Agency.