US Bridges

N8 over UPRR 433-497-N

FairPosted for load

Richardson County, Nebraska · In Falls City · Structure no. S008 14851

Built
1958
67 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
115 ft
3 main spans
Daily traffic
1,585
2018 count
Owner
State
State Highway Agency

About this bridge

N8 over UPRR 433-497-N is a steel continuous stringer/multi-beam or girder carrying N8 over UPRR 433-497-N in Richardson County, Nebraska. It was built in 1958, so it is 67 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,585 vehicles a day, roughly 7% of them trucks, projected to reach 2,061 by 2038. The structure is 115 ft (35.1 m) long and 31 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesN8
CrossesUPRR 433-497-N
LocationIn Falls City
RouteState Highway 8
CountyRichardson County
StateNebraska
Coordinates40.0656, -95.6136
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
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
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.3 US tons
Inventory rating20.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length115 ft (35.1 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,585 (2018)
Projected traffic2,061 by 2038
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed18.6 mi (30 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N8 over UPRR 433-497-N built?

It was built in 1958, making it 67 years old in 2025.

What condition is N8 over UPRR 433-497-N 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 August 2024.

How much traffic does N8 over UPRR 433-497-N carry?

About 1,585 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is N8 over UPRR 433-497-N?

The structure is 115 ft (35.1 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns N8 over UPRR 433-497-N?

It is owned by the State Highway Agency.