US Bridges

Freeport Road over Unnamed Stream

Fair

Ogle County, Illinois · 2.5 MI NW Forreston · Structure no. 071507400000000

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
1,500
2022 count
Owner
County
County Highway Agency

About this bridge

Freeport Road over Unnamed Stream is a concrete culvert carrying Freeport Road over Unnamed Stream in Ogle County, Illinois. It was built in 1967, so it is 58 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 5 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 1,500 vehicles a day, roughly 7% of them trucks, projected to reach 1,560 by 2046. The structure is 24 ft (7.2 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesFreeport Road
CrossesUnnamed Stream
Location2.5 MI NW Forreston
RouteCounty Highway 0
CountyOgle County
StateIllinois
Coordinates42.13684, -89.62796
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating33.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2022)
Projected traffic1,560 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Freeport Road over Unnamed Stream built?

It was built in 1967, making it 58 years old in 2025.

What condition is Freeport Road over Unnamed Stream 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 2023.

How much traffic does Freeport Road over Unnamed Stream carry?

About 1,500 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Freeport Road over Unnamed Stream?

The structure is 24 ft (7.2 m) long with a longest span of 12 ft (3.7 m).

Who owns Freeport Road over Unnamed Stream?

It is owned by the County Highway Agency.