US Bridges

County Highway over Jones Creek

PoorPosted for load

Nemaha County, Nebraska · 3.5W 1.7N of Brock · Structure no. C006410530

Built
1935
90 years old
Condition
Poor
inspected July 2023
Type
Truss - Thru
Steel
Length
51 ft
1 main span
Daily traffic
20
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Jones Creek is a steel truss - thru carrying County Highway over Jones Creek in Nemaha County, Nebraska. It was built in 1935, so it is 90 years old, older than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, projected to reach 34 by 2033. The structure is 51 ft (15.5 m) long and 16 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesCounty Highway
CrossesJones Creek
Location3.5W 1.7N of Brock
RouteCounty Highway 105
CountyNemaha County
StateNebraska
Coordinates40.5033, -96.0289
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating15.4 US tons
Inventory rating8.8 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length51 ft (15.5 m)
Longest span50 ft (15.2 m)
Deck width16 ft (4.8 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2003)
Projected traffic34 by 2033
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Jones Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is County Highway over Jones Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does County Highway over Jones Creek carry?

About 20 vehicles per day (2003 count).

How long is County Highway over Jones Creek?

The structure is 51 ft (15.5 m) long with a longest span of 50 ft (15.2 m) and a deck 16 ft wide.

Who owns County Highway over Jones Creek?

It is owned by the County Highway Agency.