US Bridges

E Keltner Road over E Fork Plum River

PoorPosted for load

Carroll County, Illinois · .5 MI S County Line · Structure no. 008320100000000

Built
1886
139 years old
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
77 ft
1 main span
Daily traffic
25
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

E Keltner Road over E Fork Plum River is a steel stringer/multi-beam or girder carrying E Keltner Road over E Fork Plum River in Carroll County, Illinois. It was built in 1886, so it is 139 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. Its operating status is: posted for load restriction.

It carries about 25 vehicles a day, projected to reach 25 by 2046. The structure is 77 ft (23.4 m) long and 20 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesE Keltner Road
CrossesE Fork Plum River
Location.5 MI S County Line
RouteCounty Highway 0
Coordinates42.18539, -89.90646
Functional classRural Local

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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating19.6 US tons
Inventory rating11.8 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length77 ft (23.4 m)
Longest span73 ft (22.4 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2021)
Projected traffic25 by 2046
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$247,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E Keltner Road over E Fork Plum River built?

It was built in 1886, making it 139 years old in 2025.

What condition is E Keltner Road over E Fork Plum River 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 June 2024.

How much traffic does E Keltner Road over E Fork Plum River carry?

About 25 vehicles per day (2021 count).

How long is E Keltner Road over E Fork Plum River?

The structure is 77 ft (23.4 m) long with a longest span of 73 ft (22.4 m) and a deck 20 ft wide.

Who owns E Keltner Road over E Fork Plum River?

It is owned by the Town or Township Highway Agency.