US Bridges

County RD 405 over Br of Lower Peavin

PoorPosted for load

Maries County, Missouri · S 26 T 41 N R 7 W · Structure no. 14727

Built
1940
85 years old
Condition
Poor
inspected April 2023
Type
Tee Beam
Concrete
Length
36 ft
1 main span
Daily traffic
40
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 405 over Br of Lower Peavin is a concrete tee beam carrying County RD 405 over Br of Lower Peavin in Maries County, Missouri. It was built in 1940, so it is 85 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 4 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: posted for load restriction.

It carries about 40 vehicles a day, roughly 10% of them trucks, projected to reach 48 by 2043. The structure is 36 ft (11 m) long and 21 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCounty RD 405
CrossesBr of Lower Peavin
LocationS 26 T 41 N R 7 W
RouteCounty Highway 73
Coordinates38.26347, -91.67803
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating21.8 US tons
Inventory rating8.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length36 ft (11 m)
Longest span34 ft (10.4 m)
Deck width21 ft (6.3 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2023)
Projected traffic48 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$327,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 405 over Br of Lower Peavin built?

It was built in 1940, making it 85 years old in 2025.

What condition is County RD 405 over Br of Lower Peavin 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 April 2023.

How much traffic does County RD 405 over Br of Lower Peavin carry?

About 40 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 405 over Br of Lower Peavin?

The structure is 36 ft (11 m) long with a longest span of 34 ft (10.4 m) and a deck 21 ft wide.

Who owns County RD 405 over Br of Lower Peavin?

It is owned by the County Highway Agency.