US Bridges

Montague RD over W Br Mill CR

FairPosted for load

Winnebago County, Illinois · 1.27 MI E of Pec. RD · Structure no. 101501800000000

Built
1960
65 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
1,200
2022 count
Owner
County
County Highway Agency

About this bridge

Montague RD over W Br Mill CR is a concrete continuous culvert carrying Montague RD over W Br Mill CR in Winnebago County, Illinois. It was built in 1960, so it is 65 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. Its operating status is: posted for load restriction.

It carries about 1,200 vehicles a day, roughly 13% of them trucks, projected to reach 1,263 by 2046. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 13 mi (21 km).

Location

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CarriesMontague RD
CrossesW Br Mill CR
Location1.27 MI E of Pec. RD
RouteCounty Highway 0
CountyWinnebago County
StateIllinois
Coordinates42.20243, -89.3323
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.3 US tons
Inventory rating18.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2022)
Projected traffic1,263 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 Montague RD over W Br Mill CR built?

It was built in 1960, making it 65 years old in 2025.

What condition is Montague RD over W Br Mill CR 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 January 2025.

How much traffic does Montague RD over W Br Mill CR carry?

About 1,200 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Montague RD over W Br Mill CR?

The structure is 35 ft (10.7 m) long with a longest span of 13 ft (3.9 m).

Who owns Montague RD over W Br Mill CR?

It is owned by the County Highway Agency.