US Bridges

Point Prairie RD over Mccoy CR

Fair

St. Charles County, Missouri · S 10 T 47 N R 1 E · Structure no. 12604

Built
1997
28 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
113 ft
2 main spans
Daily traffic
2,478
2024 count
Owner
County
County Highway Agency

About this bridge

Point Prairie RD over Mccoy CR is a steel stringer/multi-beam or girder carrying Point Prairie RD over Mccoy CR in St. Charles County, Missouri. It was built in 1997, so it is 28 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 2,478 vehicles a day, roughly 1% of them trucks, projected to reach 5,452 by 2044. The structure is 113 ft (34.4 m) long and 30 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesPoint Prairie RD
CrossesMccoy CR
LocationS 10 T 47 N R 1 E
RouteCounty Highway 15
CountySt. Charles County
StateMissouri
Coordinates38.85398, -90.90262
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65.5 US tons
Inventory rating38.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length113 ft (34.4 m)
Longest span64 ft (19.5 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,478 (2024)
Projected traffic5,452 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Mccoy CR built?

It was built in 1997, making it 28 years old in 2025.

What condition is Point Prairie RD over Mccoy 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 February 2024.

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

About 2,478 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Point Prairie RD over Mccoy CR?

The structure is 113 ft (34.4 m) long with a longest span of 64 ft (19.5 m) and a deck 30 ft wide.

Who owns Point Prairie RD over Mccoy CR?

It is owned by the County Highway Agency.