US Bridges

North Street over Drainage Ditch

Good

Pennington County, South Dakota · 0.1W of East Blvd & N ST · Structure no. 000000052419296

Built
1980
45 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
6,017
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

North Street over Drainage Ditch is a concrete culvert carrying North Street over Drainage Ditch in Pennington County, South Dakota. It was built in 1980, so it is 45 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 6,017 vehicles a day, roughly 2% of them trucks, projected to reach 10,480 by 2032. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNorth Street
CrossesDrainage Ditch
Location0.1W of East Blvd & N ST
RouteCity Street 0
Coordinates44.08813, -103.21476
Functional classUrban Collector

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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating49.4 US tons
Inventory rating29.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,017 (2022)
Projected traffic10,480 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 North Street over Drainage Ditch built?

It was built in 1980, making it 45 years old in 2025.

What condition is North Street over Drainage Ditch 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 April 2024.

How much traffic does North Street over Drainage Ditch carry?

About 6,017 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is North Street over Drainage Ditch?

The structure is 20 ft (6.1 m) long with a longest span of 10 ft (3 m).

Who owns North Street over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.