US Bridges

Lyndon RD over Elsworth Creek

Poor

Whiteside County, Illinois · 1 MI N Prophetstown · Structure no. 098540300000000

Built
1972
53 years old
Condition
Poor
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
125
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lyndon RD over Elsworth Creek is a prestressed concrete stringer/multi-beam or girder carrying Lyndon RD over Elsworth Creek in Whiteside County, Illinois. It was built in 1972, so it is 53 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 125 vehicles a day, roughly 10% of them trucks, projected to reach 126 by 2046. The structure is 55 ft (16.7 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesLyndon RD
CrossesElsworth Creek
Location1 MI N Prophetstown
RouteCounty Highway 0
Coordinates41.69332, -89.91372
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating55.3 US tons
Inventory rating20 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length55 ft (16.7 m)
Longest span51 ft (15.5 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2022)
Projected traffic126 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lyndon RD over Elsworth Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Lyndon RD over Elsworth 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 September 2023.

How much traffic does Lyndon RD over Elsworth Creek carry?

About 125 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Lyndon RD over Elsworth Creek?

The structure is 55 ft (16.7 m) long with a longest span of 51 ft (15.5 m) and a deck 26 ft wide.

Who owns Lyndon RD over Elsworth Creek?

It is owned by the Town or Township Highway Agency.