US Bridges

County Road 903 over Br of S Wyaconda R

Good

Scotland County, Missouri · S 27 T 67 N R 12 W · Structure no. 28242

Built
1998
27 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

County Road 903 over Br of S Wyaconda R is a steel stringer/multi-beam or girder carrying County Road 903 over Br of S Wyaconda R in Scotland County, Missouri. It was built in 1998, so it is 27 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 44 by 2044. The structure is 25 ft (7.6 m) long and 21 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCounty Road 903
CrossesBr of S Wyaconda R
LocationS 27 T 67 N R 12 W
RouteCounty Highway 39
CountyScotland County
StateMissouri
Coordinates40.59425, -92.21753
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.3 US tons
Inventory rating52.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width21 ft (6.3 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic44 by 2044
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 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 County Road 903 over Br of S Wyaconda R built?

It was built in 1998, making it 27 years old in 2025.

What condition is County Road 903 over Br of S Wyaconda R 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 June 2023.

How much traffic does County Road 903 over Br of S Wyaconda R carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County Road 903 over Br of S Wyaconda R?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 21 ft wide.

Who owns County Road 903 over Br of S Wyaconda R?

It is owned by the County Highway Agency.