US Bridges

135th Street over Snake Creek

Good

Brown County, South Dakota · 9.1W & 2.0S of Aberdeen · Structure no. 000000007011350

Built
2006
19 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Prestressed Concrete
Length
97 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

135th Street over Snake Creek is a prestressed concrete tee beam carrying 135th Street over Snake Creek in Brown County, South Dakota. It was built in 2006, so it is 19 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 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 50 vehicles a day, roughly 14% of them trucks, projected to reach 64 by 2032. The structure is 97 ft (29.6 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries135th Street
CrossesSnake Creek
Location9.1W & 2.0S of Aberdeen
RouteCounty Highway 0
Coordinates45.43192, -98.69896
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 protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable 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 + Mod
Structure length97 ft (29.6 m)
Longest span93 ft (28.3 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic64 by 2032
Trucks14%
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 135th Street over Snake Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is 135th Street over Snake Creek 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 July 2024.

How much traffic does 135th Street over Snake Creek carry?

About 50 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is 135th Street over Snake Creek?

The structure is 97 ft (29.6 m) long with a longest span of 93 ft (28.3 m) and a deck 32 ft wide.

Who owns 135th Street over Snake Creek?

It is owned by the County Highway Agency.