US Bridges

SD037 over 4th Ave BNSF RR

Good

Davison County, South Dakota · 1.4 N I 90 Interchange · Structure no. 000000018141093

Built
1997
28 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
235 ft
3 main spans
Daily traffic
7,642
2024 count
Owner
State
State Highway Agency

About this bridge

SD037 over 4th Ave BNSF RR is a prestressed concrete continuous stringer/multi-beam or girder carrying SD037 over 4th Ave BNSF RR in Davison County, South Dakota. It was built in 1997, so it is 28 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 7,642 vehicles a day, roughly 4% of them trucks, projected to reach 10,813 by 2044. The structure is 235 ft (71.6 m) long and 64 ft wide.

CarriesSD037
Crosses4th Ave BNSF RR
Location1.4 N I 90 Interchange
RouteState Highway 37
Coordinates43.71261, -98.04567
Functional classUrban Other Principal 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 inspectionMarch 2023
Inspection intervalevery 48 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 rating75.2 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length235 ft (71.6 m)
Longest span107 ft (32.6 m)
Deck width64 ft (19.4 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,642 (2024)
Projected traffic10,813 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SD037 over 4th Ave BNSF RR built?

It was built in 1997, making it 28 years old in 2025.

What condition is SD037 over 4th Ave BNSF RR 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 March 2023.

How much traffic does SD037 over 4th Ave BNSF RR carry?

About 7,642 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is SD037 over 4th Ave BNSF RR?

The structure is 235 ft (71.6 m) long with a longest span of 107 ft (32.6 m) and a deck 64 ft wide.

Who owns SD037 over 4th Ave BNSF RR?

It is owned by the State Highway Agency.