US Bridges

Ranch Rd. over East Kildeer Ck.

Poor

Meade County, South Dakota · 2S&6.2E Unioncenter · Structure no. 000000047512350

Built
1930
95 years old, rebuilt 1965
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
15
2022 count
Owner
County
County Highway Agency

About this bridge

Ranch Rd. over East Kildeer Ck. is a steel stringer/multi-beam or girder carrying Ranch Rd. over East Kildeer Ck. in Meade County, South Dakota. It was built in 1930 and reconstructed in 1965, so it is 95 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 4 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.

It carries about 15 vehicles a day, roughly 2% of them trucks, projected to reach 15 by 2032. The structure is 31 ft (9.4 m) long and 24 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesRanch Rd.
CrossesEast Kildeer Ck.
Location2S&6.2E Unioncenter
RouteCounty Highway 0
Coordinates44.53153, -102.53728
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating34.2 US tons
Inventory rating25.5 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span31 ft (9.4 m)
Deck width24 ft (7.2 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2022)
Projected traffic15 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$20,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ranch Rd. over East Kildeer Ck. built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1965.

What condition is Ranch Rd. over East Kildeer Ck. 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 July 2024.

How much traffic does Ranch Rd. over East Kildeer Ck. carry?

About 15 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Ranch Rd. over East Kildeer Ck.?

The structure is 31 ft (9.4 m) long with a longest span of 31 ft (9.4 m) and a deck 24 ft wide.

Who owns Ranch Rd. over East Kildeer Ck.?

It is owned by the County Highway Agency.