US Bridges

Ch 1 Lost Nation R over Franklin Creek

Poor

Lee County, Illinois · 0.8 MI S of Ogle CO · Structure no. 052369200000000

Built
1957
68 years old, rebuilt 2002
Condition
Poor
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
150 ft
3 main spans
Daily traffic
1,900
2022 count
Owner
County
County Highway Agency

About this bridge

Ch 1 Lost Nation R over Franklin Creek is a prestressed concrete box beam or girders - multiple carrying Ch 1 Lost Nation R over Franklin Creek in Lee County, Illinois. It was built in 1957 and reconstructed in 2002, so it is 68 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 1,900 vehicles a day, roughly 5% of them trucks, projected to reach 2,525 by 2046. The structure is 150 ft (45.7 m) long and 30 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesCh 1 Lost Nation R
CrossesFranklin Creek
Location0.8 MI S of Ogle CO
RouteCounty Highway 0
Coordinates41.89121, -89.39566
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating84.7 US tons
Inventory rating50.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span50 ft (15.2 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2022)
Projected traffic2,525 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$717,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ch 1 Lost Nation R over Franklin Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2002.

What condition is Ch 1 Lost Nation R over Franklin 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 February 2024.

How much traffic does Ch 1 Lost Nation R over Franklin Creek carry?

About 1,900 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Ch 1 Lost Nation R over Franklin Creek?

The structure is 150 ft (45.7 m) long with a longest span of 50 ft (15.2 m) and a deck 30 ft wide.

Who owns Ch 1 Lost Nation R over Franklin Creek?

It is owned by the County Highway Agency.