US Bridges

342 Avenue over Ponca Ck

Good

Gregory County, South Dakota · 4.3S & 2W Burke · Structure no. 000000027100263

Built
2007
18 years old
Condition
Good
inspected July 2024
Type
Culvert
Steel
Length
27 ft
4 main spans
Daily traffic
36
2022 count
Owner
County
County Highway Agency

About this bridge

342 Avenue over Ponca Ck is a steel culvert carrying 342 Avenue over Ponca Ck in Gregory County, South Dakota. It was built in 2007, so it is 18 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 36 vehicles a day, roughly 2% of them trucks, projected to reach 36 by 2032. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 5 mi (8 km).

Carries342 Avenue
CrossesPonca Ck
Location4.3S & 2W Burke
RouteCounty Highway 0
Coordinates43.1208, -99.33635
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 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
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 typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36 (2022)
Projected traffic36 by 2032
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 342 Avenue over Ponca Ck built?

It was built in 2007, making it 18 years old in 2025.

What condition is 342 Avenue over Ponca Ck 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 342 Avenue over Ponca Ck carry?

About 36 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 342 Avenue over Ponca Ck?

The structure is 27 ft (8.2 m) long with a longest span of 5 ft (1.5 m).

Who owns 342 Avenue over Ponca Ck?

It is owned by the County Highway Agency.