US Bridges

RD 416 over N Ch Platte River

Fair

Dawson County, Nebraska · 4W 1N of Cozad · Structure no. C002411705

Built
1935
90 years old, rebuilt 1973
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
151 ft
3 main spans
Daily traffic
10
2003 count
Owner
County
County Highway Agency

About this bridge

RD 416 over N Ch Platte River is a steel stringer/multi-beam or girder carrying RD 416 over N Ch Platte River in Dawson County, Nebraska. It was built in 1935 and reconstructed in 1973, so it is 90 years old, older 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 10 vehicles a day, projected to reach 17 by 2033. The structure is 151 ft (46 m) long and 25 ft wide. If it were closed, the detour would be 111.8 mi (180 km).

CarriesRD 416
CrossesN Ch Platte River
Location4W 1N of Cozad
RouteCounty Highway 117
Coordinates40.875, -100.0717
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.9 US tons
Inventory rating25.4 US tons

Structure

MaterialSteel
DeckSteel plate
Main spans3
Design loadUnknown
Structure length151 ft (46 m)
Longest span50 ft (15.2 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed111.8 mi (180 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 RD 416 over N Ch Platte River built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1973.

What condition is RD 416 over N Ch Platte 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 September 2024.

How much traffic does RD 416 over N Ch Platte River carry?

About 10 vehicles per day (2003 count).

How long is RD 416 over N Ch Platte River?

The structure is 151 ft (46 m) long with a longest span of 50 ft (15.2 m) and a deck 25 ft wide.

Who owns RD 416 over N Ch Platte River?

It is owned by the County Highway Agency.