US Bridges

N25 over Blackwood Creek

Fair

Hayes County, Nebraska · 4S Hayes Center · Structure no. S025 03360

Built
1957
68 years old, rebuilt 2013
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
133 ft
3 main spans
Daily traffic
495
2018 count
Owner
State
State Highway Agency

About this bridge

N25 over Blackwood Creek is a steel continuous stringer/multi-beam or girder carrying N25 over Blackwood Creek in Hayes County, Nebraska. It was built in 1957 and reconstructed in 2013, so it is 68 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 495 vehicles a day, roughly 10% of them trucks, projected to reach 743 by 2038. The structure is 133 ft (40.5 m) long and 31 ft wide. If it were closed, the detour would be 80.8 mi (130 km).

Location

Open in Google Maps
CarriesN25
CrossesBlackwood Creek
Location4S Hayes Center
RouteState Highway 25
CountyHayes County
StateNebraska
Coordinates40.4485, -101.0269
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
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 inspectionApril 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.2 US tons
Inventory rating26.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length133 ft (40.5 m)
Longest span70 ft (21.3 m)
Deck width31 ft (9.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic495 (2018)
Projected traffic743 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed80.8 mi (130 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 N25 over Blackwood Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2013.

What condition is N25 over Blackwood 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 April 2024.

How much traffic does N25 over Blackwood Creek carry?

About 495 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is N25 over Blackwood Creek?

The structure is 133 ft (40.5 m) long with a longest span of 70 ft (21.3 m) and a deck 31 ft wide.

Who owns N25 over Blackwood Creek?

It is owned by the State Highway Agency.