US Bridges

Coll 7176 over West Ash Creek

Good

Dawes County, Nebraska · Njct US20/N71 1.8NE 5.5E · Structure no. C002314410

Built
2016
9 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
50
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7176 over West Ash Creek is a steel stringer/multi-beam or girder carrying Coll 7176 over West Ash Creek in Dawes County, Nebraska. It was built in 2016, so it is 9 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 85 by 2033. The structure is 50 ft (15.3 m) long and 30 ft wide. If it were closed, the detour would be 68.4 mi (110 km).

CarriesColl 7176
CrossesWest Ash Creek
LocationNjct US20/N71 1.8NE 5.5E
RouteCounty Highway 7176
Coordinates42.6974, -103.2677
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior 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 rating48.5 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length50 ft (15.3 m)
Longest span49 ft (14.8 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1998)
Projected traffic85 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed68.4 mi (110 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Coll 7176 over West Ash Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is Coll 7176 over West Ash 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 2023.

How much traffic does Coll 7176 over West Ash Creek carry?

About 50 vehicles per day (1998 count).

How long is Coll 7176 over West Ash Creek?

The structure is 50 ft (15.3 m) long with a longest span of 49 ft (14.8 m) and a deck 30 ft wide.

Who owns Coll 7176 over West Ash Creek?

It is owned by the County Highway Agency.