US Bridges

Coll 7912 over Stream

Good

Cass County, Nebraska · 2N of Union · Structure no. C001333230

Built
1989
36 years old
Condition
Good
inspected September 2022
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
55
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7912 over Stream is a steel culvert carrying Coll 7912 over Stream in Cass County, Nebraska. It was built in 1989, so it is 36 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 55 vehicles a day, projected to reach 93 by 2033. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 12.4 mi (20 km).

Location

Open in Google Maps
CarriesColl 7912
CrossesStream
Location2N of Union
RouteCounty Highway 7912
CountyCass County
StateNebraska
Coordinates40.8424, -95.9225
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.3 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (1998)
Projected traffic93 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 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 Coll 7912 over Stream built?

It was built in 1989, making it 36 years old in 2025.

What condition is Coll 7912 over Stream 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 September 2022.

How much traffic does Coll 7912 over Stream carry?

About 55 vehicles per day (1998 count).

How long is Coll 7912 over Stream?

The structure is 21 ft (6.4 m) long with a longest span of 20 ft (6.1 m).

Who owns Coll 7912 over Stream?

It is owned by the County Highway Agency.