US Bridges

Ch 1 (fas 049) over Branch of Mill Creek

Good

Ogle County, Illinois · 3.5 MI NE Leaf River · Structure no. 071513300000000

Built
2022
3 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
850
2017 count
Owner
County
County Highway Agency

About this bridge

Ch 1 (fas 049) over Branch of Mill Creek is a concrete continuous culvert carrying Ch 1 (fas 049) over Branch of Mill Creek in Ogle County, Illinois. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 850 vehicles a day, roughly 19% of them trucks, projected to reach 850 by 2042. The structure is 29 ft (8.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCh 1 (fas 049)
CrossesBranch of Mill Creek
Location3.5 MI NE Leaf River
RouteCounty Highway 0
Coordinates42.16418, -89.35606
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating52.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length29 ft (8.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2017)
Projected traffic850 by 2042
Trucks19%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ch 1 (fas 049) over Branch of Mill Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is Ch 1 (fas 049) over Branch of Mill Creek 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 November 2024.

How much traffic does Ch 1 (fas 049) over Branch of Mill Creek carry?

About 850 vehicles per day (2017 count), of which roughly 19% are trucks.

How long is Ch 1 (fas 049) over Branch of Mill Creek?

The structure is 29 ft (8.7 m) long with a longest span of 10 ft (3 m).

Who owns Ch 1 (fas 049) over Branch of Mill Creek?

It is owned by the County Highway Agency.