US Bridges

S85D Belvidere over Big Sandy Creek

Fair

Thayer County, Nebraska · .5W Belvidere · Structure no. SS85D00061

Built
1980
45 years old
Condition
Fair
inspected July 2021
Type
Slab
Concrete Continuous
Length
127 ft
3 main spans
Daily traffic
400
2018 count
Owner
State
State Highway Agency

About this bridge

S85D Belvidere over Big Sandy Creek is a concrete continuous slab carrying S85D Belvidere over Big Sandy Creek in Thayer County, Nebraska. It was built in 1980, so it is 45 years old, younger than the Nebraska average of 47.1 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 400 vehicles a day, roughly 10% of them trucks, projected to reach 520 by 2038. The structure is 127 ft (38.7 m) long and 34 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesS85D Belvidere
CrossesBig Sandy Creek
Location.5W Belvidere
RouteState Highway 0S85D
CountyThayer County
StateNebraska
Coordinates40.249, -97.5653
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 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 alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length127 ft (38.7 m)
Longest span50 ft (15.2 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2018)
Projected traffic520 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 S85D Belvidere over Big Sandy Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is S85D Belvidere over Big Sandy Creek 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 2021.

How much traffic does S85D Belvidere over Big Sandy Creek carry?

About 400 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is S85D Belvidere over Big Sandy Creek?

The structure is 127 ft (38.7 m) long with a longest span of 50 ft (15.2 m) and a deck 34 ft wide.

Who owns S85D Belvidere over Big Sandy Creek?

It is owned by the State Highway Agency.