US Bridges

Rt a S over Peter Cave Br

Fair

Iron County, Missouri · S 23 T 34 N R 1 E · Structure no. 2078

Built
1970
55 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
50 ft
3 main spans
Daily traffic
210
2024 count
Owner
State
State Highway Agency

About this bridge

Rt a S over Peter Cave Br is a concrete continuous culvert carrying Rt a S over Peter Cave Br in Iron County, Missouri. It was built in 1970, so it is 55 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 210 vehicles a day, roughly 10% of them trucks, projected to reach 294 by 2044. The structure is 50 ft (15.3 m) long and 37 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

Location

Open in Google Maps
CarriesRt a S
CrossesPeter Cave Br
LocationS 23 T 34 N R 1 E
RouteState Highway 0A
CountyIron County
StateMissouri
Coordinates37.63725, -90.91193
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 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating55.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 15
Structure length50 ft (15.3 m)
Longest span14 ft (4.3 m)
Deck width37 ft (11.4 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2024)
Projected traffic294 by 2044
Trucks10%
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 a S over Peter Cave Br built?

It was built in 1970, making it 55 years old in 2025.

What condition is Rt a S over Peter Cave 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 October 2023.

How much traffic does Rt a S over Peter Cave Br carry?

About 210 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Rt a S over Peter Cave Br?

The structure is 50 ft (15.3 m) long with a longest span of 14 ft (4.3 m) and a deck 37 ft wide.

Who owns Rt a S over Peter Cave Br?

It is owned by the State Highway Agency.