US Bridges

US385 over West Strawberry Ck

Good

Lawrence County, South Dakota · 0.6 S of Pluma · Structure no. 000000041156177

Built
2002
23 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
35 ft
2 main spans
Daily traffic
2,338
2024 count
Owner
State
State Highway Agency

About this bridge

US385 over West Strawberry Ck is a concrete continuous culvert carrying US385 over West Strawberry Ck in Lawrence 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 2,338 vehicles a day, roughly 4% of them trucks, projected to reach 3,388 by 2044. The structure is 35 ft (10.6 m) long. If it were closed, the detour would be 39.1 mi (63 km).

CarriesUS385
CrossesWest Strawberry Ck
Location0.6 S of Pluma
RouteU.S. Route 385
Coordinates44.35137, -103.73835
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating100.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length35 ft (10.6 m)
Longest span17 ft (5.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,338 (2024)
Projected traffic3,388 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.1 mi (63 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US385 over West Strawberry Ck built?

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

What condition is US385 over West Strawberry Ck 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 August 2023.

How much traffic does US385 over West Strawberry Ck carry?

About 2,338 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is US385 over West Strawberry Ck?

The structure is 35 ft (10.6 m) long with a longest span of 17 ft (5.2 m).

Who owns US385 over West Strawberry Ck?

It is owned by the State Highway Agency.