US Bridges

Golden Belt RD over Sni-A-Bar Crk

Good

Lafayette County, Missouri · S 6 T 48 N R 28 W · Structure no. 37317

Built
2023
2 years old
Condition
Good
inspected November 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
29 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

Golden Belt RD over Sni-A-Bar Crk is a aluminum, wrought iron, or cast iron culvert carrying Golden Belt RD over Sni-A-Bar Crk in Lafayette County, Missouri. It was built in 2023, so it is 2 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10 vehicles a day, roughly 10% of them trucks, projected to reach 13 by 2044. The structure is 29 ft (8.7 m) long and 27 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesGolden Belt RD
CrossesSni-A-Bar Crk
LocationS 6 T 48 N R 28 W
RouteCounty Highway 420
CountyLafayette County
StateMissouri
Coordinates38.99528, -94.03737
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length29 ft (8.7 m)
Longest span23 ft (7.1 m)
Deck width27 ft (8.3 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic13 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Golden Belt RD over Sni-A-Bar Crk built?

It was built in 2023, making it 2 years old in 2025.

What condition is Golden Belt RD over Sni-A-Bar Crk 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 November 2023.

How much traffic does Golden Belt RD over Sni-A-Bar Crk carry?

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

How long is Golden Belt RD over Sni-A-Bar Crk?

The structure is 29 ft (8.7 m) long with a longest span of 23 ft (7.1 m) and a deck 27 ft wide.

Who owns Golden Belt RD over Sni-A-Bar Crk?

It is owned by the County Highway Agency.