US Bridges

Leaf River RD over Leaf River

Good

Ogle County, Illinois · No. Edge Leaf River · Structure no. 071334900000000

Built
2023
2 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
141 ft
1 main span
Daily traffic
550
2022 count
Owner
County
County Highway Agency

About this bridge

Leaf River RD over Leaf River is a prestressed concrete box beam or girders - multiple carrying Leaf River RD over Leaf River in Ogle County, Illinois. It was built in 2023, so it is 2 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 550 vehicles a day, roughly 9% of them trucks, projected to reach 815 by 2043. The structure is 141 ft (43.1 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLeaf River RD
CrossesLeaf River
LocationNo. Edge Leaf River
RouteCounty Highway 0
Coordinates42.12987, -89.40411
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length141 ft (43.1 m)
Longest span65 ft (19.7 m)
Deck width34 ft (10.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2022)
Projected traffic815 by 2043
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Leaf River RD over Leaf River built?

It was built in 2023, making it 2 years old in 2025.

What condition is Leaf River RD over Leaf River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does Leaf River RD over Leaf River carry?

About 550 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Leaf River RD over Leaf River?

The structure is 141 ft (43.1 m) long with a longest span of 65 ft (19.7 m) and a deck 34 ft wide.

Who owns Leaf River RD over Leaf River?

It is owned by the County Highway Agency.