US Bridges

Road 777 over Cat Creek

Good

Custer County, Nebraska · 9S 5W of Mason City · Structure no. C002119210

Built
2022
3 years old
Condition
Good
inspected October 2024
Type
Culvert
Steel
Length
44 ft
3 main spans
Daily traffic
10
2003 count
Owner
County
County Highway Agency

About this bridge

Road 777 over Cat Creek is a steel culvert carrying Road 777 over Cat Creek in Custer County, Nebraska. It was built in 2022, so it is 3 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 10 vehicles a day, projected to reach 17 by 2033. The structure is 44 ft (13.5 m) long. If it were closed, the detour would be 620.7 mi (999 km).

Location

Open in Google Maps
CarriesRoad 777
CrossesCat Creek
Location9S 5W of Mason City
RouteCounty Highway 192
CountyCuster County
StateNebraska
Coordinates41.08999, -99.40077
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
Channel and channel protection7 GoodSome minor problems.
Culvert9 ExcellentNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.7 US tons
Inventory rating80.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHL 93
Structure length44 ft (13.5 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 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 Road 777 over Cat Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is Road 777 over Cat 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 October 2024.

How much traffic does Road 777 over Cat Creek carry?

About 10 vehicles per day (2003 count).

How long is Road 777 over Cat Creek?

The structure is 44 ft (13.5 m) long with a longest span of 12 ft (3.6 m).

Who owns Road 777 over Cat Creek?

It is owned by the County Highway Agency.