US Bridges

Wild Horse CR RD over Caulks CR

GoodPosted for load

St. Louis County, Missouri · S 8 T 45 N R 4 E · Structure no. 34086

Built
2010
15 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
9,004
2024 count
Owner
County
County Highway Agency

About this bridge

Wild Horse CR RD over Caulks CR is a prestressed concrete box beam or girders - single or spread carrying Wild Horse CR RD over Caulks CR in St. Louis County, Missouri. It was built in 2010, so it is 15 years old, younger than the Missouri average of 45.1 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. Its operating status is: posted for load restriction.

It carries about 9,004 vehicles a day, roughly 10% of them trucks, projected to reach 12,155 by 2044. The structure is 89 ft (27.1 m) long and 46 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWild Horse CR RD
CrossesCaulks CR
LocationS 8 T 45 N R 4 E
RouteCounty Highway 0
Coordinates38.65472, -90.595
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating45.6 US tons
Inventory rating34.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length89 ft (27.1 m)
Longest span85 ft (26 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,004 (2024)
Projected traffic12,155 by 2044
Trucks10%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wild Horse CR RD over Caulks CR built?

It was built in 2010, making it 15 years old in 2025.

What condition is Wild Horse CR RD over Caulks CR 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 March 2024.

How much traffic does Wild Horse CR RD over Caulks CR carry?

About 9,004 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Wild Horse CR RD over Caulks CR?

The structure is 89 ft (27.1 m) long with a longest span of 85 ft (26 m) and a deck 46 ft wide.

Who owns Wild Horse CR RD over Caulks CR?

It is owned by the County Highway Agency.