US Bridges

Hillsboro Fillmore over East Branch Dry Fork

Fair

Montgomery County, Illinois · 0.2 MI W of Fillmore · Structure no. 068301100000000

Built
1969
56 years old
Condition
Fair
inspected January 2025
Type
Culvert
Steel
Length
30 ft
1 main span
Daily traffic
550
2020 count
Owner
County
County Highway Agency

About this bridge

Hillsboro Fillmore over East Branch Dry Fork is a steel culvert carrying Hillsboro Fillmore over East Branch Dry Fork in Montgomery County, Illinois. It was built in 1969, so it is 56 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 550 vehicles a day, roughly 5% of them trucks, projected to reach 556 by 2046. The structure is 30 ft (9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHillsboro Fillmore
CrossesEast Branch Dry Fork
Location0.2 MI W of Fillmore
RouteCounty Highway 0
CountyMontgomery County
StateIllinois
Coordinates39.11579, -89.28291
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.6 US tons
Inventory rating58.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length30 ft (9 m)
Longest span30 ft (9 m)
Deck width0 ft (0 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2020)
Projected traffic556 by 2046
Trucks5%
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 Hillsboro Fillmore over East Branch Dry Fork built?

It was built in 1969, making it 56 years old in 2025.

What condition is Hillsboro Fillmore over East Branch Dry Fork 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 Hillsboro Fillmore over East Branch Dry Fork carry?

About 550 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Hillsboro Fillmore over East Branch Dry Fork?

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

Who owns Hillsboro Fillmore over East Branch Dry Fork?

It is owned by the County Highway Agency.