US Bridges

County RD 318 over N Fk White Rvr

Good

Ozark County, Missouri · S 3 T 22 N R 12 W · Structure no. 18629

Built
1999
26 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete Continuous
Length
117 ft
3 main spans
Daily traffic
75
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 318 over N Fk White Rvr is a concrete continuous slab carrying County RD 318 over N Fk White Rvr in Ozark County, Missouri. It was built in 1999, so it is 26 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 75 vehicles a day, roughly 5% of them trucks, projected to reach 113 by 2044. The structure is 117 ft (35.7 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty RD 318
CrossesN Fk White Rvr
LocationS 3 T 22 N R 12 W
RouteCounty Highway 193
CountyOzark County
StateMissouri
Coordinates36.60944, -92.27862
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.5 US tons
Inventory rating40.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length117 ft (35.7 m)
Longest span44 ft (13.4 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2024)
Projected traffic113 by 2044
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 County RD 318 over N Fk White Rvr built?

It was built in 1999, making it 26 years old in 2025.

What condition is County RD 318 over N Fk White 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 October 2023.

How much traffic does County RD 318 over N Fk White Rvr carry?

About 75 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is County RD 318 over N Fk White Rvr?

The structure is 117 ft (35.7 m) long with a longest span of 44 ft (13.4 m) and a deck 18 ft wide.

Who owns County RD 318 over N Fk White Rvr?

It is owned by the County Highway Agency.