US Bridges

383rd Avenue over Foot Creek

Good

Brown County, South Dakota · 4.1N & 4.2W of Aberdeen · Structure no. 000000007070289

Built
1990
35 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
77 ft
3 main spans
Daily traffic
1,128
2022 count
Owner
County
County Highway Agency

About this bridge

383rd Avenue over Foot Creek is a concrete continuous slab carrying 383rd Avenue over Foot Creek in Brown County, South Dakota. It was built in 1990, so it is 35 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 1,128 vehicles a day, roughly 2% of them trucks, projected to reach 1,128 by 2032. The structure is 77 ft (23.4 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries383rd Avenue
CrossesFoot Creek
Location4.1N & 4.2W of Aberdeen
RouteCounty Highway 0
Coordinates45.51931, -98.57761
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50.5 US tons
Inventory rating38.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length77 ft (23.4 m)
Longest span29 ft (8.7 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,128 (2022)
Projected traffic1,128 by 2032
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 383rd Avenue over Foot Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is 383rd Avenue over Foot 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 383rd Avenue over Foot Creek carry?

About 1,128 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 383rd Avenue over Foot Creek?

The structure is 77 ft (23.4 m) long with a longest span of 29 ft (8.7 m) and a deck 32 ft wide.

Who owns 383rd Avenue over Foot Creek?

It is owned by the County Highway Agency.