US Bridges

NB US275 & Ramp over Platte River Floodway

Fair

Douglas County, Nebraska · .5E Valley · Structure no. S275 16474L

Built
1998
27 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
101 ft
3 main spans
Daily traffic
23,715
2018 count
Owner
State
State Highway Agency

About this bridge

NB US275 & Ramp over Platte River Floodway is a concrete continuous slab carrying NB US275 & Ramp over Platte River Floodway in Douglas County, Nebraska. It was built in 1998, so it is 27 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 23,715 vehicles a day, roughly 9% of them trucks, projected to reach 37,944 by 2038. The structure is 101 ft (30.8 m) long and 53 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesNB US275 & Ramp
CrossesPlatte River Floodway
Location.5E Valley
RouteU.S. Route 275
Coordinates41.3135, -96.3277
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.8 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length101 ft (30.8 m)
Longest span39 ft (11.9 m)
Deck width53 ft (16.2 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,715 (2018)
Projected traffic37,944 by 2038
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 km)
TollOn a free road
National Highway SystemYes

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 NB US275 & Ramp over Platte River Floodway built?

It was built in 1998, making it 27 years old in 2025.

What condition is NB US275 & Ramp over Platte River Floodway 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 March 2024.

How much traffic does NB US275 & Ramp over Platte River Floodway carry?

About 23,715 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is NB US275 & Ramp over Platte River Floodway?

The structure is 101 ft (30.8 m) long with a longest span of 39 ft (11.9 m) and a deck 53 ft wide.

Who owns NB US275 & Ramp over Platte River Floodway?

It is owned by the State Highway Agency.