US Bridges

264th Street over Split Rock Creek

Good

Minnehaha County, South Dakota · 2.5S & 0.9W Brandon · Structure no. 000000050271200

Built
1992
33 years old
Condition
Good
inspected June 2024
Type
Slab
Concrete Continuous
Length
194 ft
5 main spans
Daily traffic
321
2022 count
Owner
County
County Highway Agency

About this bridge

264th Street over Split Rock Creek is a concrete continuous slab carrying 264th Street over Split Rock Creek in Minnehaha County, South Dakota. It was built in 1992, so it is 33 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 321 vehicles a day, roughly 2% of them trucks, projected to reach 373 by 2037. The structure is 194 ft (59 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries264th Street
CrossesSplit Rock Creek
Location2.5S & 0.9W Brandon
RouteCounty Highway 0
Coordinates43.55821, -96.58742
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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating72.3 US tons
Inventory rating43.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length194 ft (59 m)
Longest span42 ft (12.7 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic321 (2022)
Projected traffic373 by 2037
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 264th Street over Split Rock Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is 264th Street over Split Rock 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 June 2024.

How much traffic does 264th Street over Split Rock Creek carry?

About 321 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 264th Street over Split Rock Creek?

The structure is 194 ft (59 m) long with a longest span of 42 ft (12.7 m) and a deck 35 ft wide.

Who owns 264th Street over Split Rock Creek?

It is owned by the County Highway Agency.