US Bridges

Three Rivers RD over Br of Salem CR

Good

Ste. Genevieve County, Missouri · S 7 T 37 N R 5 W · Structure no. 28957

Built
2001
24 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
67 ft
3 main spans
Daily traffic
40
2024 count
Owner
County
County Highway Agency

About this bridge

Three Rivers RD over Br of Salem CR is a concrete culvert carrying Three Rivers RD over Br of Salem CR in Ste. Genevieve County, Missouri. It was built in 2001, so it is 24 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.

It carries about 40 vehicles a day, roughly 10% of them trucks, projected to reach 54 by 2044. The structure is 67 ft (20.3 m) long and 39 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesThree Rivers RD
CrossesBr of Salem CR
LocationS 7 T 37 N R 5 W
RouteCounty Highway 50
Coordinates37.86526, -90.43173
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
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
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 geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.5 US tons
Inventory rating36.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length67 ft (20.3 m)
Longest span21 ft (6.4 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic54 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Three Rivers RD over Br of Salem CR built?

It was built in 2001, making it 24 years old in 2025.

What condition is Three Rivers RD over Br of Salem 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 February 2024.

How much traffic does Three Rivers RD over Br of Salem CR carry?

About 40 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Three Rivers RD over Br of Salem CR?

The structure is 67 ft (20.3 m) long with a longest span of 21 ft (6.4 m) and a deck 39 ft wide.

Who owns Three Rivers RD over Br of Salem CR?

It is owned by the County Highway Agency.