US Bridges

Ch 14 over Blue Creek

Fair

Pike County, Illinois · 1.5 Mi. N.Detroit · Structure no. 075328000000000

Built
1996
29 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
144 ft
3 main spans
Daily traffic
300
2023 count
Owner
County
County Highway Agency

About this bridge

Ch 14 over Blue Creek is a prestressed concrete box beam or girders - multiple carrying Ch 14 over Blue Creek in Pike County, Illinois. It was built in 1996, so it is 29 years old, younger 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 6 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 300 vehicles a day, roughly 18% of them trucks, projected to reach 406 by 2046. The structure is 144 ft (44 m) long and 30 ft wide.

CarriesCh 14
CrossesBlue Creek
Location1.5 Mi. N.Detroit
RouteCounty Highway 0
Coordinates39.64552, -90.68002
Functional classRural Major Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length144 ft (44 m)
Longest span142 ft (43.3 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2023)
Projected traffic406 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Blue Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Ch 14 over Blue 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 April 2023.

How much traffic does Ch 14 over Blue Creek carry?

About 300 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is Ch 14 over Blue Creek?

The structure is 144 ft (44 m) long with a longest span of 142 ft (43.3 m) and a deck 30 ft wide.

Who owns Ch 14 over Blue Creek?

It is owned by the County Highway Agency.