US Bridges

Ch 10 over Dry Fork

Fair

Douglas County, Illinois · 4.65 MI N of Garrett · Structure no. 021400400000000

Built
1934
91 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
1,550
2022 count
Owner
County
County Highway Agency

About this bridge

Ch 10 over Dry Fork is a concrete culvert carrying Ch 10 over Dry Fork in Douglas County, Illinois. It was built in 1934, so it is 91 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 1,550 vehicles a day, roughly 1% of them trucks, projected to reach 202 by 2046. The structure is 40 ft (12.3 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCh 10
CrossesDry Fork
Location4.65 MI N of Garrett
RouteCounty Highway 0
CountyDouglas County
StateIllinois
Coordinates39.86301, -88.42499
Functional classRural Minor 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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.5 US tons
Inventory rating41.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length40 ft (12.3 m)
Longest span12 ft (3.7 m)
Deck width27 ft (8.1 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,550 (2022)
Projected traffic202 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 10 over Dry Fork built?

It was built in 1934, making it 91 years old in 2025.

What condition is Ch 10 over 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 March 2023.

How much traffic does Ch 10 over Dry Fork carry?

About 1,550 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Ch 10 over Dry Fork?

The structure is 40 ft (12.3 m) long with a longest span of 12 ft (3.7 m) and a deck 27 ft wide.

Who owns Ch 10 over Dry Fork?

It is owned by the County Highway Agency.