US Bridges

Bohleysville RD Ch over Prairie Dulong CR

Fair

St. Clair County, Illinois · 4.6 MI S Millstadt · Structure no. 082306700000000

Built
1981
44 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
139 ft
3 main spans
Daily traffic
350
2023 count
Owner
County
County Highway Agency

About this bridge

Bohleysville RD Ch over Prairie Dulong CR is a steel continuous stringer/multi-beam or girder carrying Bohleysville RD Ch over Prairie Dulong CR in St. Clair County, Illinois. It was built in 1981, so it is 44 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 350 vehicles a day, roughly 5% of them trucks, projected to reach 429 by 2046. The structure is 139 ft (42.4 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBohleysville RD Ch
CrossesPrairie Dulong CR
Location4.6 MI S Millstadt
RouteCounty Highway 0
Coordinates38.38719, -90.09119
Functional classRural Minor 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length139 ft (42.4 m)
Longest span50 ft (15.2 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2023)
Projected traffic429 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Bohleysville RD Ch over Prairie Dulong CR built?

It was built in 1981, making it 44 years old in 2025.

What condition is Bohleysville RD Ch over Prairie Dulong CR 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 2024.

How much traffic does Bohleysville RD Ch over Prairie Dulong CR carry?

About 350 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Bohleysville RD Ch over Prairie Dulong CR?

The structure is 139 ft (42.4 m) long with a longest span of 50 ft (15.2 m) and a deck 33 ft wide.

Who owns Bohleysville RD Ch over Prairie Dulong CR?

It is owned by the County Highway Agency.