US Bridges

E Milledgeville Rt over Elkhorn Creek

Poor

Carroll County, Illinois · E Edge Milledgeville · Structure no. 008421100000000

Built
1939
86 years old, rebuilt 1990
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
210 ft
3 main spans
Daily traffic
1,050
2021 count
Owner
County
County Highway Agency

About this bridge

E Milledgeville Rt over Elkhorn Creek is a steel continuous stringer/multi-beam or girder carrying E Milledgeville Rt over Elkhorn Creek in Carroll County, Illinois. It was built in 1939 and reconstructed in 1990, so it is 86 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,050 vehicles a day, roughly 10% of them trucks, projected to reach 1,061 by 2046. The structure is 210 ft (64 m) long and 30 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesE Milledgeville Rt
CrossesElkhorn Creek
LocationE Edge Milledgeville
RouteCounty Highway 0
Coordinates41.95882, -89.76595
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 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
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length210 ft (64 m)
Longest span80 ft (24.4 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,050 (2021)
Projected traffic1,061 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 E Milledgeville Rt over Elkhorn Creek built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1990.

What condition is E Milledgeville Rt over Elkhorn Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does E Milledgeville Rt over Elkhorn Creek carry?

About 1,050 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is E Milledgeville Rt over Elkhorn Creek?

The structure is 210 ft (64 m) long with a longest span of 80 ft (24.4 m) and a deck 30 ft wide.

Who owns E Milledgeville Rt over Elkhorn Creek?

It is owned by the County Highway Agency.