US Bridges

Point Prairie RD over Perque CR

Fair

St. Charles County, Missouri · S 33 T 47 N R 1 E · Structure no. 24057

Built
1995
30 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
123 ft
2 main spans
Daily traffic
777
2024 count
Owner
County
County Highway Agency

About this bridge

Point Prairie RD over Perque CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Point Prairie RD over Perque CR in St. Charles County, Missouri. It was built in 1995, so it is 30 years old, younger than the Missouri average of 45.1 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 777 vehicles a day, roughly 10% of them trucks, projected to reach 1,204 by 2044. The structure is 123 ft (37.5 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPoint Prairie RD
CrossesPerque CR
LocationS 33 T 47 N R 1 E
RouteCounty Highway 0
Coordinates38.79473, -90.91058
Functional classUrban 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.
Substructure7 GoodSome minor problems.
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 evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.4 US tons
Inventory rating38.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 10
Structure length123 ft (37.5 m)
Longest span62 ft (18.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic777 (2024)
Projected traffic1,204 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Point Prairie RD over Perque CR built?

It was built in 1995, making it 30 years old in 2025.

What condition is Point Prairie RD over Perque 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 January 2024.

How much traffic does Point Prairie RD over Perque CR carry?

About 777 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Point Prairie RD over Perque CR?

The structure is 123 ft (37.5 m) long with a longest span of 62 ft (18.9 m) and a deck 43 ft wide.

Who owns Point Prairie RD over Perque CR?

It is owned by the County Highway Agency.