US Bridges

Rt Jj S over Br of South Fk

Fair

Howell County, Missouri · S 18 T 23 N R 8 W · Structure no. 7974

Built
1955
70 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
1,827
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Jj S over Br of South Fk is a concrete continuous culvert carrying Rt Jj S over Br of South Fk in Howell County, Missouri. It was built in 1955, so it is 70 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 1,827 vehicles a day, roughly 5% of them trucks, projected to reach 2,741 by 2044. The structure is 21 ft (6.5 m) long and 26 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

Location

Open in Google Maps
CarriesRt Jj S
CrossesBr of South Fk
LocationS 18 T 23 N R 8 W
RouteState Highway 0JJ
CountyHowell County
StateMissouri
Coordinates36.66057, -91.89892
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.6 US tons
Inventory rating30.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 10
Structure length21 ft (6.5 m)
Longest span9 ft (2.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,827 (2024)
Projected traffic2,741 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 Rt Jj S over Br of South Fk built?

It was built in 1955, making it 70 years old in 2025.

What condition is Rt Jj S over Br of South Fk 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 October 2024.

How much traffic does Rt Jj S over Br of South Fk carry?

About 1,827 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt Jj S over Br of South Fk?

The structure is 21 ft (6.5 m) long with a longest span of 9 ft (2.7 m) and a deck 26 ft wide.

Who owns Rt Jj S over Br of South Fk?

It is owned by the State Highway Agency.