US Bridges

248th Street over W. Fork of Vermillion Rv

PoorPosted for load

McCook County, South Dakota · 4N & 1.9W of Salem · Structure no. 000000044091040

Built
1917
108 years old
Condition
Poor
inspected June 2024
Type
Slab
Concrete
Length
32 ft
1 main span
Daily traffic
5
2022 count
Owner
County
County Highway Agency

About this bridge

248th Street over W. Fork of Vermillion Rv is a concrete slab carrying 248th Street over W. Fork of Vermillion Rv in McCook County, South Dakota. It was built in 1917, so it is 108 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 5 vehicles a day, roughly 2% of them trucks, projected to reach 11 by 2032. The structure is 32 ft (9.8 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries248th Street
CrossesW. Fork of Vermillion Rv
Location4N & 1.9W of Salem
Coordinates43.78971, -97.42823
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating10 US tons
Inventory rating10 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span30 ft (9 m)
Deck width22 ft (6.6 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2022)
Projected traffic11 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 248th Street over W. Fork of Vermillion Rv built?

It was built in 1917, making it 108 years old in 2025.

What condition is 248th Street over W. Fork of Vermillion Rv in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does 248th Street over W. Fork of Vermillion Rv carry?

About 5 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 248th Street over W. Fork of Vermillion Rv?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9 m) and a deck 22 ft wide.

Who owns 248th Street over W. Fork of Vermillion Rv?

It is owned by the County Highway Agency.