US Bridges

TR-324A over Camp Creek

Good

Fayette County, Illinois · 1.5 MI NW Brownstown · Structure no. 026331800000000

Built
1985
40 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
110 ft
2 main spans
Daily traffic
35
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-324A over Camp Creek is a prestressed concrete box beam or girders - multiple carrying TR-324A over Camp Creek in Fayette County, Illinois. It was built in 1985, so it is 40 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 35 vehicles a day, roughly 14% of them trucks, projected to reach 77 by 2046. The structure is 110 ft (33.5 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR-324A
CrossesCamp Creek
Location1.5 MI NW Brownstown
RouteCounty Highway 0
Coordinates39.01619, -88.98406
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span52 ft (15.8 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2023)
Projected traffic77 by 2046
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 TR-324A over Camp Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is TR-324A over Camp Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does TR-324A over Camp Creek carry?

About 35 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is TR-324A over Camp Creek?

The structure is 110 ft (33.5 m) long with a longest span of 52 ft (15.8 m) and a deck 24 ft wide.

Who owns TR-324A over Camp Creek?

It is owned by the Town or Township Highway Agency.