US Bridges

483rd Avenue over Spring Creek

Good

Moody County, South Dakota · 4W & 0.2S of Ward · Structure no. 000000051170032

Built
1997
28 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
115
2022 count
Owner
County
County Highway Agency

About this bridge

483rd Avenue over Spring Creek is a prestressed concrete tee beam carrying 483rd Avenue over Spring Creek in Moody County, South Dakota. It was built in 1997, so it is 28 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 115 vehicles a day, roughly 2% of them trucks, projected to reach 175 by 2032. The structure is 61 ft (18.6 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries483rd Avenue
CrossesSpring Creek
Location4W & 0.2S of Ward
RouteCounty Highway 0
Coordinates44.14818, -96.54909
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 protection8 Very GoodNo problems noted.
Last inspectionAugust 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 adequacy9: Superior 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
Structure length61 ft (18.6 m)
Longest span59 ft (18.1 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115 (2022)
Projected traffic175 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 483rd Avenue over Spring Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is 483rd Avenue over Spring 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 August 2024.

How much traffic does 483rd Avenue over Spring Creek carry?

About 115 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 483rd Avenue over Spring Creek?

The structure is 61 ft (18.6 m) long with a longest span of 59 ft (18.1 m) and a deck 34 ft wide.

Who owns 483rd Avenue over Spring Creek?

It is owned by the County Highway Agency.