US Bridges

2nd St. ST Marys over Lauren CR

PoorClosed to traffic

Ste. Genevieve County, Missouri · S 1862 T 37 N R 10 E · Structure no. 23059

Built
1920
105 years old
Condition
Poor
inspected February 2025
Type
Truss - Thru
Steel
Length
55 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

2nd St. ST Marys over Lauren CR is a steel truss - thru carrying 2nd St. ST Marys over Lauren CR in Ste. Genevieve County, Missouri. It was built in 1920, so it is 105 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 1 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 10 vehicles a day, roughly 20% of them trucks, projected to reach 14 by 2044. The structure is 55 ft (16.8 m) long and 14 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries2nd St. ST Marys
CrossesLauren CR
LocationS 1862 T 37 N R 10 E
RouteCity Street 0
Coordinates37.87383, -89.94087
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure1 Imminent FailureMajor deterioration or section loss present in critical structural components. Bridge is closed to traffic but corrective action may put it back in light service.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span52 ft (15.8 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic14 by 2044
Trucks20%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$438,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 2nd St. ST Marys over Lauren CR built?

It was built in 1920, making it 105 years old in 2025.

What condition is 2nd St. ST Marys over Lauren CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does 2nd St. ST Marys over Lauren CR carry?

About 10 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is 2nd St. ST Marys over Lauren CR?

The structure is 55 ft (16.8 m) long with a longest span of 52 ft (15.8 m) and a deck 14 ft wide.

Who owns 2nd St. ST Marys over Lauren CR?

It is owned by the County Highway Agency.