US Bridges

Ch 14 over Cedar Creek

Poor

Adams County, Illinois · 3.4 MI NE Laprairie · Structure no. 001330800000000

Built
1921
104 years old, rebuilt 1977
Condition
Poor
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
325
2024 count
Owner
County
County Highway Agency

About this bridge

Ch 14 over Cedar Creek is a prestressed concrete box beam or girders - multiple carrying Ch 14 over Cedar Creek in Adams County, Illinois. It was built in 1921 and reconstructed in 1977, so it is 104 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 325 vehicles a day, roughly 18% of them trucks, projected to reach 253 by 2046. The structure is 54 ft (16.5 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCh 14
CrossesCedar Creek
Location3.4 MI NE Laprairie
RouteCounty Highway 0
Coordinates40.1674, -90.9447
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating37.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span52 ft (15.7 m)
Deck width31 ft (9.3 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2024)
Projected traffic253 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Ch 14 over Cedar Creek built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1977.

What condition is Ch 14 over Cedar 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 January 2024.

How much traffic does Ch 14 over Cedar Creek carry?

About 325 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Ch 14 over Cedar Creek?

The structure is 54 ft (16.5 m) long with a longest span of 52 ft (15.7 m) and a deck 31 ft wide.

Who owns Ch 14 over Cedar Creek?

It is owned by the County Highway Agency.