US Bridges

Naylor RD over Franklin Creek

Fair

Lee County, Illinois · 3.2 MI E of Ill 2 · Structure no. 052444300000000

Built
1955
70 years old
Condition
Fair
inspected February 2025
Type
Slab
Concrete Continuous
Length
90 ft
3 main spans
Daily traffic
275
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Naylor RD over Franklin Creek is a concrete continuous slab carrying Naylor RD over Franklin Creek in Lee County, Illinois. It was built in 1955, so it is 70 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 275 vehicles a day, roughly 29% of them trucks, projected to reach 303 by 2046. The structure is 90 ft (27.4 m) long and 24 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesNaylor RD
CrossesFranklin Creek
Location3.2 MI E of Ill 2
RouteCounty Highway 0
CountyLee County
StateIllinois
Coordinates41.86661, -89.36528
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating32.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length90 ft (27.4 m)
Longest span34 ft (10.4 m)
Deck width24 ft (7.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic275 (2022)
Projected traffic303 by 2046
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Naylor RD over Franklin Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is Naylor RD over Franklin 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 February 2025.

How much traffic does Naylor RD over Franklin Creek carry?

About 275 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is Naylor RD over Franklin Creek?

The structure is 90 ft (27.4 m) long with a longest span of 34 ft (10.4 m) and a deck 24 ft wide.

Who owns Naylor RD over Franklin Creek?

It is owned by the Town or Township Highway Agency.