US Bridges

County Road J over Ninemile Creek

Good

Scotts Bluff County, Nebraska · S Edge Ninemile Area · Structure no. C007951825

Built
2015
10 years old
Condition
Good
inspected November 2021
Type
Stringer/Multi-beam or Girder
Steel
Length
55 ft
1 main span
Daily traffic
100
2003 count
Owner
County
County Highway Agency

About this bridge

County Road J over Ninemile Creek is a steel stringer/multi-beam or girder carrying County Road J over Ninemile Creek in Scotts Bluff County, Nebraska. It was built in 2015, so it is 10 years old, younger 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 170 by 2033. The structure is 55 ft (16.8 m) long and 31 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

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CarriesCounty Road J
CrossesNinemile Creek
LocationS Edge Ninemile Area
RouteCounty Highway 518
CountyScotts Bluff County
StateNebraska
Coordinates41.8883, -103.4333
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.6 US tons
Inventory rating54 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length55 ft (16.8 m)
Longest span54 ft (16.4 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2003)
Projected traffic170 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road J over Ninemile Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is County Road J over Ninemile Creek 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 November 2021.

How much traffic does County Road J over Ninemile Creek carry?

About 100 vehicles per day (2003 count), of which roughly 10% are trucks.

How long is County Road J over Ninemile Creek?

The structure is 55 ft (16.8 m) long with a longest span of 54 ft (16.4 m) and a deck 31 ft wide.

Who owns County Road J over Ninemile Creek?

It is owned by the County Highway Agency.