US Bridges

Rt Zz S over Panther CR

Fair

Laclede County, Missouri · S 14 T 32 N R 17 W · Structure no. 7374

Built
1960
65 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete Continuous
Length
53 ft
3 main spans
Daily traffic
656
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Zz S over Panther CR is a concrete continuous culvert carrying Rt Zz S over Panther CR in Laclede County, Missouri. It was built in 1960, so it is 65 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 656 vehicles a day, roughly 11% of them trucks, projected to reach 984 by 2044. The structure is 53 ft (16.1 m) long and 29 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

Location

Open in Google Maps
CarriesRt Zz S
CrossesPanther CR
LocationS 14 T 32 N R 17 W
RouteState Highway 0ZZ
CountyLaclede County
StateMissouri
Coordinates37.48772, -92.77285
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 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 inspectionNovember 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.4 US tons
Inventory rating45.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 15
Structure length53 ft (16.1 m)
Longest span12 ft (3.7 m)
Deck width29 ft (8.9 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic656 (2024)
Projected traffic984 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 Zz S over Panther CR built?

It was built in 1960, making it 65 years old in 2025.

What condition is Rt Zz S over Panther CR 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 November 2024.

How much traffic does Rt Zz S over Panther CR carry?

About 656 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt Zz S over Panther CR?

The structure is 53 ft (16.1 m) long with a longest span of 12 ft (3.7 m) and a deck 29 ft wide.

Who owns Rt Zz S over Panther CR?

It is owned by the State Highway Agency.