US Bridges

Ch 10 over Shaffer Cr.

Fair

Henry County, Illinois · 1 1/2 Mi. W. Warner · Structure no. 037500000000000

Built
1949
76 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
325
2020 count
Owner
County
County Highway Agency

About this bridge

Ch 10 over Shaffer Cr. is a concrete culvert carrying Ch 10 over Shaffer Cr. in Henry County, Illinois. It was built in 1949, so it is 76 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 325 vehicles a day, roughly 13% of them trucks, projected to reach 351 by 2046. The structure is 26 ft (7.8 m) long and 30 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesCh 10
CrossesShaffer Cr.
Location1 1/2 Mi. W. Warner
RouteCounty Highway 0
CountyHenry County
StateIllinois
Coordinates41.41317, -90.40293
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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length26 ft (7.8 m)
Longest span12 ft (3.7 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2020)
Projected traffic351 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$56,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ch 10 over Shaffer Cr. built?

It was built in 1949, making it 76 years old in 2025.

What condition is Ch 10 over Shaffer 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 August 2024.

How much traffic does Ch 10 over Shaffer Cr. carry?

About 325 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is Ch 10 over Shaffer Cr.?

The structure is 26 ft (7.8 m) long with a longest span of 12 ft (3.7 m) and a deck 30 ft wide.

Who owns Ch 10 over Shaffer Cr.?

It is owned by the County Highway Agency.