US Bridges

CR 550 over Trib W Fork CR

Fair

Vernon County, Missouri · S 35 T 38 N R 33 W · Structure no. 36163

Built
2019
6 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
25
2023 count
Owner
County
County Highway Agency

About this bridge

CR 550 over Trib W Fork CR is a steel stringer/multi-beam or girder carrying CR 550 over Trib W Fork CR in Vernon County, Missouri. It was built in 2019, so it is 6 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 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 33 by 2043. The structure is 23 ft (7.1 m) long and 23 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCR 550
CrossesTrib W Fork CR
LocationS 35 T 38 N R 33 W
RouteCounty Highway 14
CountyVernon County
StateMissouri
Coordinates38.04123, -94.52796
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
Deck9 ExcellentNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.5 US tons
Inventory rating37.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7.1 m)
Longest span21 ft (6.3 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic33 by 2043
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 CR 550 over Trib W Fork CR built?

It was built in 2019, making it 6 years old in 2025.

What condition is CR 550 over Trib W Fork 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 December 2023.

How much traffic does CR 550 over Trib W Fork CR carry?

About 25 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is CR 550 over Trib W Fork CR?

The structure is 23 ft (7.1 m) long with a longest span of 21 ft (6.3 m) and a deck 23 ft wide.

Who owns CR 550 over Trib W Fork CR?

It is owned by the County Highway Agency.