US Bridges

110th Street over Maple River

Fair

Brown County, South Dakota · 2.7S & 0.8W of Frederick · Structure no. 000000007095100

Built
1986
39 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
104 ft
3 main spans
Daily traffic
61
2022 count
Owner
County
County Highway Agency

About this bridge

110th Street over Maple River is a steel stringer/multi-beam or girder carrying 110th Street over Maple River in Brown County, South Dakota. It was built in 1986, so it is 39 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 61 vehicles a day, roughly 2% of them trucks, projected to reach 61 by 2032. The structure is 104 ft (31.7 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries110th Street
CrossesMaple River
Location2.7S & 0.8W of Frederick
RouteCounty Highway 0
Coordinates45.79308, -98.5283
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52 US tons
Inventory rating31.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span34 ft (10.4 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic61 (2022)
Projected traffic61 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 110th Street over Maple River built?

It was built in 1986, making it 39 years old in 2025.

What condition is 110th Street over Maple River 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 110th Street over Maple River carry?

About 61 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 110th Street over Maple River?

The structure is 104 ft (31.7 m) long with a longest span of 34 ft (10.4 m) and a deck 31 ft wide.

Who owns 110th Street over Maple River?

It is owned by the County Highway Agency.