US Bridges

453rd Avenue over BNSF Railroad

Fair

Roberts County, South Dakota · 2E of Ortley · Structure no. 000000055040419

Built
1936
89 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
152 ft
3 main spans
Daily traffic
10
2022 count
Owner
County
County Highway Agency

About this bridge

453rd Avenue over BNSF Railroad is a steel stringer/multi-beam or girder carrying 453rd Avenue over BNSF Railroad in Roberts County, South Dakota. It was built in 1936, so it is 89 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10 vehicles a day, roughly 2% of them trucks, projected to reach 10 by 2032. The structure is 152 ft (46.3 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
Carries453rd Avenue
CrossesBNSF Railroad
Location2E of Ortley
RouteCounty Highway 0
CountyRoberts County
StateSouth Dakota
Coordinates45.32789, -97.14435
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.7 US tons
Inventory rating32.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length152 ft (46.3 m)
Longest span50 ft (15.2 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2022)
Projected traffic10 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.2 mi (10 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 453rd Avenue over BNSF Railroad built?

It was built in 1936, making it 89 years old in 2025.

What condition is 453rd Avenue over BNSF Railroad 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 453rd Avenue over BNSF Railroad carry?

About 10 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 453rd Avenue over BNSF Railroad?

The structure is 152 ft (46.3 m) long with a longest span of 50 ft (15.2 m) and a deck 27 ft wide.

Who owns 453rd Avenue over BNSF Railroad?

It is owned by the County Highway Agency.