US Bridges

314 Avenue over Chapelle Ck

Poor

Hughes County, South Dakota · 15.5S & 6.4W Harrold · Structure no. 000000033346155

Built
1961
64 years old
Condition
Poor
inspected June 2024
Type
Channel Beam
Concrete
Length
62 ft
2 main spans
Daily traffic
33
2022 count
Owner
County
County Highway Agency

About this bridge

314 Avenue over Chapelle Ck is a concrete channel beam carrying 314 Avenue over Chapelle Ck in Hughes County, South Dakota. It was built in 1961, so it is 64 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 33 vehicles a day, roughly 2% of them trucks, projected to reach 33 by 2032. The structure is 62 ft (18.9 m) long and 26 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Carries314 Avenue
CrossesChapelle Ck
Location15.5S & 6.4W Harrold
RouteCounty Highway 0
Coordinates44.32046, -99.87231
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length62 ft (18.9 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 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 closed11.2 mi (18 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 314 Avenue over Chapelle Ck built?

It was built in 1961, making it 64 years old in 2025.

What condition is 314 Avenue over Chapelle 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 June 2024.

How much traffic does 314 Avenue over Chapelle Ck carry?

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

How long is 314 Avenue over Chapelle Ck?

The structure is 62 ft (18.9 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns 314 Avenue over Chapelle Ck?

It is owned by the County Highway Agency.