US Bridges

Mo 39 S over Dry Br

Fair

Barry County, Missouri · S 30 T 24 N R 25 W · Structure no. 9560

Built
1937
88 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete Continuous
Length
29 ft
3 main spans
Daily traffic
1,679
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 39 S over Dry Br is a concrete continuous culvert carrying Mo 39 S over Dry Br in Barry County, Missouri. It was built in 1937, so it is 88 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,679 vehicles a day, roughly 8% of them trucks, projected to reach 3,274 by 2044. The structure is 29 ft (8.8 m) long and 31 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

Location

Open in Google Maps
CarriesMo 39 S
CrossesDry Br
LocationS 30 T 24 N R 25 W
RouteState Highway 39
CountyBarry County
StateMissouri
Coordinates36.75508, -93.6658
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36.7 US tons
Inventory rating21.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 10
Structure length29 ft (8.8 m)
Longest span8 ft (2.4 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,679 (2024)
Projected traffic3,274 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mo 39 S over Dry Br built?

It was built in 1937, making it 88 years old in 2025.

What condition is Mo 39 S over Dry Br in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Mo 39 S over Dry Br carry?

About 1,679 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Mo 39 S over Dry Br?

The structure is 29 ft (8.8 m) long with a longest span of 8 ft (2.4 m) and a deck 31 ft wide.

Who owns Mo 39 S over Dry Br?

It is owned by the State Highway Agency.