US Bridges

Mile Corner RD over Petite Saline CR

Good

Cooper County, Missouri · S 2 T 47 N R 18 W · Structure no. 17565

Built
1989
36 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
183 ft
3 main spans
Daily traffic
75
2024 count
Owner
County
County Highway Agency

About this bridge

Mile Corner RD over Petite Saline CR is a prestressed concrete stringer/multi-beam or girder carrying Mile Corner RD over Petite Saline CR in Cooper County, Missouri. It was built in 1989, so it is 36 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 10% of them trucks, projected to reach 98 by 2044. The structure is 183 ft (55.8 m) long and 26 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesMile Corner RD
CrossesPetite Saline CR
LocationS 2 T 47 N R 18 W
RouteCounty Highway 156
CountyCooper County
StateMissouri
Coordinates38.867, -92.86672
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length183 ft (55.8 m)
Longest span60 ft (18.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2024)
Projected traffic98 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Mile Corner RD over Petite Saline CR built?

It was built in 1989, making it 36 years old in 2025.

What condition is Mile Corner RD over Petite Saline CR 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 December 2023.

How much traffic does Mile Corner RD over Petite Saline CR carry?

About 75 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mile Corner RD over Petite Saline CR?

The structure is 183 ft (55.8 m) long with a longest span of 60 ft (18.3 m) and a deck 26 ft wide.

Who owns Mile Corner RD over Petite Saline CR?

It is owned by the County Highway Agency.