US Bridges

NW Treatmt Plnt SR over Dry Sac Rvr

Fair

Greene County, Missouri · S 36 T 30 N R 22 W · Structure no. 23442

Built
1900
125 years old, rebuilt 2015
Condition
Fair
inspected May 2024
Type
Channel Beam
Concrete
Length
52 ft
1 main span
Daily traffic
100
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

NW Treatmt Plnt SR over Dry Sac Rvr is a concrete channel beam carrying NW Treatmt Plnt SR over Dry Sac Rvr in Greene County, Missouri. It was built in 1900 and reconstructed in 2015, so it is 125 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 6 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2044. The structure is 52 ft (15.8 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesNW Treatmt Plnt SR
CrossesDry Sac Rvr
LocationS 36 T 30 N R 22 W
RouteCity Street 0
CountyGreene County
StateMissouri
Coordinates37.27395, -93.30992
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating85.3 US tons
Inventory rating51.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadOther
Structure length52 ft (15.8 m)
Longest span52 ft (15.8 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic150 by 2044
Trucks10%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 NW Treatmt Plnt SR over Dry Sac Rvr built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 2015.

What condition is NW Treatmt Plnt SR over Dry Sac Rvr 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 May 2024.

How much traffic does NW Treatmt Plnt SR over Dry Sac Rvr carry?

About 100 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is NW Treatmt Plnt SR over Dry Sac Rvr?

The structure is 52 ft (15.8 m) long with a longest span of 52 ft (15.8 m) and a deck 16 ft wide.

Who owns NW Treatmt Plnt SR over Dry Sac Rvr?

It is owned by the City or Municipal Highway Agency.