US Bridges

660 Ave over Big Nemaha River Trib

Good

Richardson County, Nebraska · 1.2S Rulo (660AV-N 703TR) · Structure no. C007406105

Built
2018
7 years old
Condition
Good
inspected November 2021
Type
Culvert
Steel
Length
24 ft
2 main spans
Daily traffic
15
2003 count
Owner
County
County Highway Agency

About this bridge

660 Ave over Big Nemaha River Trib is a steel culvert carrying 660 Ave over Big Nemaha River Trib in Richardson County, Nebraska. It was built in 2018, so it is 7 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 15 vehicles a day, projected to reach 25 by 2033. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 18.6 mi (30 km).

Carries660 Ave
CrossesBig Nemaha River Trib
Location1.2S Rulo (660AV-N 703TR)
RouteCounty Highway 61
Coordinates40.025, -95.445
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert9 ExcellentNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47.4 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2003)
Projected traffic25 by 2033
Trucks0%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 660 Ave over Big Nemaha River Trib built?

It was built in 2018, making it 7 years old in 2025.

What condition is 660 Ave over Big Nemaha River Trib 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 660 Ave over Big Nemaha River Trib carry?

About 15 vehicles per day (2003 count).

How long is 660 Ave over Big Nemaha River Trib?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns 660 Ave over Big Nemaha River Trib?

It is owned by the County Highway Agency.