US Bridges

US281 over BNSF Railroad

Fair

Brown County, South Dakota · 0.2N JCT US12 · Structure no. 000000007100328

Built
2001
24 years old
Condition
Fair
inspected May 2024
Type
Truss - Thru
Steel
Length
318 ft
1 main span
Daily traffic
4,468
2024 count
Owner
State
State Highway Agency

About this bridge

US281 over BNSF Railroad is a steel truss - thru carrying US281 over BNSF Railroad in Brown County, South Dakota. It was built in 2001, so it is 24 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 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.

It carries about 4,468 vehicles a day, roughly 18% of them trucks, projected to reach 6,867 by 2044. The structure is 318 ft (97 m) long and 55 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS281
CrossesBNSF Railroad
Location0.2N JCT US12
RouteU.S. Route 281
Coordinates45.46298, -98.51582
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating99 US tons
Inventory rating70.4 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length318 ft (97 m)
Longest span313 ft (95.3 m)
Deck width55 ft (16.7 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deck20 ft (6 m)

Traffic and service

Average daily traffic4,468 (2024)
Projected traffic6,867 by 2044
Trucks18%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US281 over BNSF Railroad built?

It was built in 2001, making it 24 years old in 2025.

What condition is US281 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 May 2024.

How much traffic does US281 over BNSF Railroad carry?

About 4,468 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is US281 over BNSF Railroad?

The structure is 318 ft (97 m) long with a longest span of 313 ft (95.3 m) and a deck 55 ft wide.

Who owns US281 over BNSF Railroad?

It is owned by the State Highway Agency.