US Bridges

Smyrna RD over Parched Corn CR

Fair

Christian County, Missouri · S 18 T 27 N R 20 W · Structure no. 31277

Built
2003
22 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
1 main span
Daily traffic
300
2025 count
Owner
County
County Highway Agency

About this bridge

Smyrna RD over Parched Corn CR is a steel stringer/multi-beam or girder carrying Smyrna RD over Parched Corn CR in Christian County, Missouri. It was built in 2003, so it is 22 years old, younger 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 300 vehicles a day, roughly 10% of them trucks, projected to reach 600 by 2045. The structure is 71 ft (21.6 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSmyrna RD
CrossesParched Corn CR
LocationS 18 T 27 N R 20 W
RouteCounty Highway 248
CountyChristian County
StateMissouri
Coordinates37.04255, -93.16959
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.5 US tons
Inventory rating36.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length71 ft (21.6 m)
Longest span68 ft (20.7 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2025)
Projected traffic600 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Smyrna RD over Parched Corn CR built?

It was built in 2003, making it 22 years old in 2025.

What condition is Smyrna RD over Parched Corn 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 January 2025.

How much traffic does Smyrna RD over Parched Corn CR carry?

About 300 vehicles per day (2025 count), of which roughly 10% are trucks.

How long is Smyrna RD over Parched Corn CR?

The structure is 71 ft (21.6 m) long with a longest span of 68 ft (20.7 m) and a deck 24 ft wide.

Who owns Smyrna RD over Parched Corn CR?

It is owned by the County Highway Agency.