US Bridges

69th Street over BNSF Railroad

Good

Lincoln County, South Dakota · 0.5E of Cliff Avenue · Structure no. 000000042115010

Built
2010
15 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
98 ft
1 main span
Daily traffic
11,600
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

69th Street over BNSF Railroad is a prestressed concrete stringer/multi-beam or girder carrying 69th Street over BNSF Railroad in Lincoln County, South Dakota. It was built in 2010, so it is 15 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 11,600 vehicles a day, roughly 3% of them trucks, projected to reach 15,000 by 2042. The structure is 98 ft (30 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries69th Street
CrossesBNSF Railroad
Location0.5E of Cliff Avenue
RouteCity Street 0
Coordinates43.48937, -96.69757
Functional classUrban Minor Arterial

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.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.1 US tons
Inventory rating36.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length98 ft (30 m)
Longest span94 ft (28.8 m)
Deck width55 ft (16.7 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,600 (2022)
Projected traffic15,000 by 2042
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 69th Street over BNSF Railroad built?

It was built in 2010, making it 15 years old in 2025.

What condition is 69th Street over BNSF Railroad 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 September 2023.

How much traffic does 69th Street over BNSF Railroad carry?

About 11,600 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 69th Street over BNSF Railroad?

The structure is 98 ft (30 m) long with a longest span of 94 ft (28.8 m) and a deck 55 ft wide.

Who owns 69th Street over BNSF Railroad?

It is owned by the City or Municipal Highway Agency.