US Bridges

333 Avenue over Bull Ck

FairPosted for load

Gregory County, South Dakota · 4.7N Dallas · Structure no. 000000027010139

Built
1958
67 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete Continuous
Length
80 ft
3 main spans
Daily traffic
99
2022 count
Owner
County
County Highway Agency

About this bridge

333 Avenue over Bull Ck is a concrete continuous slab carrying 333 Avenue over Bull Ck in Gregory County, South Dakota. It was built in 1958, so it is 67 years old, older 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. Its operating status is: posted for load restriction.

It carries about 99 vehicles a day, roughly 3% of them trucks, projected to reach 99 by 2032. The structure is 80 ft (24.4 m) long and 28 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Carries333 Avenue
CrossesBull Ck
Location4.7N Dallas
RouteCounty Highway 0
Coordinates43.29874, -99.51447
Functional classRural Major Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.9 US tons
Inventory rating23.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2022)
Projected traffic99 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 333 Avenue over Bull Ck built?

It was built in 1958, making it 67 years old in 2025.

What condition is 333 Avenue over Bull Ck 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 August 2024.

How much traffic does 333 Avenue over Bull Ck carry?

About 99 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 333 Avenue over Bull Ck?

The structure is 80 ft (24.4 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns 333 Avenue over Bull Ck?

It is owned by the County Highway Agency.