US Bridges

US283 over Platte River

Good

Dawson County, Nebraska · 3S Lexington · Structure no. S283 05534

Built
1963
62 years old, rebuilt 2019
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
955 ft
14 main spans
Daily traffic
3,205
2018 count
Owner
State
State Highway Agency

About this bridge

US283 over Platte River is a prestressed concrete stringer/multi-beam or girder carrying US283 over Platte River in Dawson County, Nebraska. It was built in 1963 and reconstructed in 2019, so it is 62 years old, older than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,205 vehicles a day, roughly 9% of them trucks, projected to reach 4,327 by 2038. The structure is 955 ft (291.1 m) long and 32 ft wide. If it were closed, the detour would be 161.6 mi (260 km).

CarriesUS283
CrossesPlatte River
Location3S Lexington
RouteU.S. Route 283
Coordinates40.7357, -99.7436
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.1 US tons
Inventory rating22 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans14 (+2 approach)
Design loadH 20
Structure length955 ft (291.1 m)
Longest span68 ft (20.7 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,205 (2018)
Projected traffic4,327 by 2038
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed161.6 mi (260 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 US283 over Platte River built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2019.

What condition is US283 over Platte River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does US283 over Platte River carry?

About 3,205 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is US283 over Platte River?

The structure is 955 ft (291.1 m) long with a longest span of 68 ft (20.7 m) and a deck 32 ft wide.

Who owns US283 over Platte River?

It is owned by the State Highway Agency.