US Bridges

349th Avenue over S Fork Snake Creek

Fair

Faulk County, South Dakota · 4W & 0.3S Faulkton · Structure no. 000000025180148

Built
1982
43 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
36
2022 count
Owner
County
County Highway Agency

About this bridge

349th Avenue over S Fork Snake Creek is a prestressed concrete tee beam carrying 349th Avenue over S Fork Snake Creek in Faulk County, South Dakota. It was built in 1982, so it is 43 years old, younger than the South Dakota average of 48.9 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 36 vehicles a day, roughly 2% of them trucks, projected to reach 36 by 2032. The structure is 50 ft (15.2 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries349th Avenue
CrossesS Fork Snake Creek
Location4W & 0.3S Faulkton
RouteCounty Highway 0
Coordinates45.02951, -99.20605
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span48 ft (14.6 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36 (2022)
Projected traffic36 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 349th Avenue over S Fork Snake Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is 349th Avenue over S Fork Snake Creek 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 September 2024.

How much traffic does 349th Avenue over S Fork Snake Creek carry?

About 36 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 349th Avenue over S Fork Snake Creek?

The structure is 50 ft (15.2 m) long with a longest span of 48 ft (14.6 m) and a deck 27 ft wide.

Who owns 349th Avenue over S Fork Snake Creek?

It is owned by the County Highway Agency.