US Bridges

Rt D N over Salem CR

Good

Ste. Genevieve County, Missouri · S 2079 T 37 N R 6 E · Structure no. 33566

Built
2011
14 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
2,399
2024 count
Owner
State
State Highway Agency

About this bridge

Rt D N over Salem CR is a prestressed concrete box beam or girders - single or spread carrying Rt D N over Salem CR in Ste. Genevieve County, Missouri. It was built in 2011, so it is 14 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 2,399 vehicles a day, roughly 11% of them trucks, projected to reach 3,359 by 2044. The structure is 85 ft (26 m) long and 26 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesRt D N
CrossesSalem CR
LocationS 2079 T 37 N R 6 E
RouteState Highway 0D
Coordinates37.88887, -90.41982
Functional classRural Major Collector

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.2 US tons
Inventory rating49.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadHS 20
Structure length85 ft (26 m)
Longest span55 ft (16.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,399 (2024)
Projected traffic3,359 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$751,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt D N over Salem CR built?

It was built in 2011, making it 14 years old in 2025.

What condition is Rt D N over 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 October 2024.

How much traffic does Rt D N over Salem CR carry?

About 2,399 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt D N over Salem CR?

The structure is 85 ft (26 m) long with a longest span of 55 ft (16.8 m) and a deck 26 ft wide.

Who owns Rt D N over Salem CR?

It is owned by the State Highway Agency.