US Bridges

US016 B (se Conn) over SD044 Sd RR (aband)

Good

Pennington County, South Dakota · JCT US16B & SD44 · Structure no. 000000052446311

Built
2002
23 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
233 ft
2 main spans
Daily traffic
16,648
2023 count
Owner
State
State Highway Agency

About this bridge

US016 B (se Conn) over SD044 Sd RR (aband) is a prestressed concrete stringer/multi-beam or girder carrying US016 B (se Conn) over SD044 Sd RR (aband) in Pennington County, South Dakota. It was built in 2002, so it is 23 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 16,648 vehicles a day, roughly 11% of them trucks, projected to reach 29,000 by 2043. The structure is 233 ft (71 m) long and 83 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS016 B (se Conn)
CrossesSD044 Sd RR (aband)
LocationJCT US16B & SD44
RouteU.S. Route 16
Coordinates44.06511, -103.16182
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating94.2 US tons
Inventory rating58.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length233 ft (71 m)
Longest span114 ft (34.7 m)
Deck width83 ft (25.2 m)
Roadway width72 ft (21.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,648 (2023)
Projected traffic29,000 by 2043
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.9 mi (3 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 US016 B (se Conn) over SD044 Sd RR (aband) built?

It was built in 2002, making it 23 years old in 2025.

What condition is US016 B (se Conn) over SD044 Sd RR (aband) 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 May 2023.

How much traffic does US016 B (se Conn) over SD044 Sd RR (aband) carry?

About 16,648 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US016 B (se Conn) over SD044 Sd RR (aband)?

The structure is 233 ft (71 m) long with a longest span of 114 ft (34.7 m) and a deck 83 ft wide.

Who owns US016 B (se Conn) over SD044 Sd RR (aband)?

It is owned by the State Highway Agency.