US Bridges

County HWY 34 over Clear Creek

Fair

Sangamon County, Illinois · .1 S of Lanesville · Structure no. 084500800000000

Built
1935
90 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete Continuous
Length
24 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

County HWY 34 over Clear Creek is a concrete continuous culvert carrying County HWY 34 over Clear Creek in Sangamon County, Illinois. It was built in 1935, so it is 90 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 100 vehicles a day, roughly 8% of them trucks, projected to reach 126 by 2046. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCounty HWY 34
CrossesClear Creek
Location.1 S of Lanesville
RouteCounty Highway 0
CountySangamon County
StateIllinois
Coordinates39.84933, -89.34892
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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic126 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 County HWY 34 over Clear Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is County HWY 34 over Clear Creek 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 April 2024.

How much traffic does County HWY 34 over Clear Creek carry?

About 100 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is County HWY 34 over Clear Creek?

The structure is 24 ft (7.3 m) long with a longest span of 7 ft (2.1 m).

Who owns County HWY 34 over Clear Creek?

It is owned by the County Highway Agency.