US Bridges

Creighton RD over Deep Ck

Fair

Pennington County, South Dakota · 4.3E 9.9N Creighton · Structure no. 000000052959081

Built
1976
49 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
100 ft
3 main spans
Daily traffic
24
2022 count
Owner
County
County Highway Agency

About this bridge

Creighton RD over Deep Ck is a prestressed concrete tee beam carrying Creighton RD over Deep Ck in Pennington County, South Dakota. It was built in 1976, so it is 49 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 24 vehicles a day, roughly 3% of them trucks, projected to reach 24 by 2032. The structure is 100 ft (30.5 m) long and 31 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesCreighton RD
CrossesDeep Ck
Location4.3E 9.9N Creighton
RouteCounty Highway 0
Coordinates44.40019, -102.12306
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.4 US tons
Inventory rating36.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length100 ft (30.5 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (2022)
Projected traffic24 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Creighton RD over Deep Ck built?

It was built in 1976, making it 49 years old in 2025.

What condition is Creighton RD over Deep Ck in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Creighton RD over Deep Ck carry?

About 24 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Creighton RD over Deep Ck?

The structure is 100 ft (30.5 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns Creighton RD over Deep Ck?

It is owned by the County Highway Agency.