US Bridges

US 34 FAP 613 over E. Fork Spoon River

Fair

Bureau County, Illinois · 0.6 MI NE Neponset · Structure no. 006200500000000

Built
1974
51 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
30 ft
3 main spans
Daily traffic
1,650
2023 count
Owner
State
State Highway Agency

About this bridge

US 34 FAP 613 over E. Fork Spoon River is a concrete culvert carrying US 34 FAP 613 over E. Fork Spoon River in Bureau County, Illinois. It was built in 1974, so it is 51 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 1,650 vehicles a day, roughly 10% of them trucks, projected to reach 1,414 by 2046. The structure is 30 ft (9.1 m) long.

CarriesUS 34 FAP 613
CrossesE. Fork Spoon River
Location0.6 MI NE Neponset
RouteU.S. Route 34
Coordinates41.30563, -89.77013
Functional classRural Minor Arterial

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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating107.1 US tons
Inventory rating95 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,650 (2023)
Projected traffic1,414 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 US 34 FAP 613 over E. Fork Spoon River built?

It was built in 1974, making it 51 years old in 2025.

What condition is US 34 FAP 613 over E. Fork Spoon 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 December 2023.

How much traffic does US 34 FAP 613 over E. Fork Spoon River carry?

About 1,650 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is US 34 FAP 613 over E. Fork Spoon River?

The structure is 30 ft (9.1 m) long with a longest span of 9 ft (2.7 m).

Who owns US 34 FAP 613 over E. Fork Spoon River?

It is owned by the State Highway Agency.