US Bridges

Mount Moriah RD over Lamine Rvr

Good

Cooper County, Missouri · S 16 T 46 N R 19 W · Structure no. 29828

Built
2003
22 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
304 ft
4 main spans
Daily traffic
40
2024 count
Owner
County
County Highway Agency

About this bridge

Mount Moriah RD over Lamine Rvr is a prestressed concrete continuous stringer/multi-beam or girder carrying Mount Moriah RD over Lamine Rvr in Cooper County, Missouri. It was built in 2003, so it is 22 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 25% of them trucks, projected to reach 52 by 2044. The structure is 304 ft (92.7 m) long and 25 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesMount Moriah RD
CrossesLamine Rvr
LocationS 16 T 46 N R 19 W
RouteCounty Highway 231
Coordinates38.75731, -93.02287
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.5 US tons
Inventory rating36.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length304 ft (92.7 m)
Longest span90 ft (27.4 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic52 by 2044
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Mount Moriah RD over Lamine Rvr built?

It was built in 2003, making it 22 years old in 2025.

What condition is Mount Moriah RD over Lamine Rvr 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 December 2023.

How much traffic does Mount Moriah RD over Lamine Rvr carry?

About 40 vehicles per day (2024 count), of which roughly 25% are trucks.

How long is Mount Moriah RD over Lamine Rvr?

The structure is 304 ft (92.7 m) long with a longest span of 90 ft (27.4 m) and a deck 25 ft wide.

Who owns Mount Moriah RD over Lamine Rvr?

It is owned by the County Highway Agency.