US Bridges

60th RD over Rock Creek Trib

Fair

Otoe County, Nebraska · 6.5E 2.2S Lorton · Structure no. C006606110

Built
2019
6 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
51 ft
3 main spans
Daily traffic
15
2003 count
Owner
County
County Highway Agency

About this bridge

60th RD over Rock Creek Trib is a concrete culvert carrying 60th RD over Rock Creek Trib in Otoe County, Nebraska. It was built in 2019, so it is 6 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 15 vehicles a day, projected to reach 25 by 2033. The structure is 51 ft (15.4 m) long. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
Carries60th RD
CrossesRock Creek Trib
Location6.5E 2.2S Lorton
RouteCounty Highway 61
CountyOtoe County
StateNebraska
Coordinates40.5651, -95.8967
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length51 ft (15.4 m)
Longest span16 ft (5 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 closed31.1 mi (50 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 60th RD over Rock Creek Trib built?

It was built in 2019, making it 6 years old in 2025.

What condition is 60th RD over Rock Creek Trib in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does 60th RD over Rock Creek Trib carry?

About 15 vehicles per day (2003 count).

How long is 60th RD over Rock Creek Trib?

The structure is 51 ft (15.4 m) long with a longest span of 16 ft (5 m).

Who owns 60th RD over Rock Creek Trib?

It is owned by the County Highway Agency.