US Bridges

Avance Rd. over Cherry Ck

Fair

Meade County, South Dakota · 13N&18.4EUNIONCENTER · Structure no. 000000047644200

Built
1984
41 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Prestressed Concrete
Length
150 ft
3 main spans
Daily traffic
33
2022 count
Owner
County
County Highway Agency

About this bridge

Avance Rd. over Cherry Ck is a prestressed concrete tee beam carrying Avance Rd. over Cherry Ck in Meade County, South Dakota. It was built in 1984, so it is 41 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 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 33 vehicles a day, roughly 2% of them trucks, projected to reach 33 by 2032. The structure is 150 ft (45.7 m) long and 31 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesAvance Rd.
CrossesCherry Ck
Location13N&18.4EUNIONCENTER
RouteCounty Highway 0
Coordinates44.74779, -102.27962
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span60 ft (18.3 m)
Deck width31 ft (9.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (2022)
Projected traffic33 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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$2,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Avance Rd. over Cherry Ck built?

It was built in 1984, making it 41 years old in 2025.

What condition is Avance Rd. over Cherry 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 July 2024.

How much traffic does Avance Rd. over Cherry Ck carry?

About 33 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Avance Rd. over Cherry Ck?

The structure is 150 ft (45.7 m) long with a longest span of 60 ft (18.3 m) and a deck 31 ft wide.

Who owns Avance Rd. over Cherry Ck?

It is owned by the County Highway Agency.