US Bridges

Private RD over Middle Loup River

PoorPosted for load

Blaine County, Nebraska · 3N 5W Dunning · Structure no. C000500705

Built
1950
75 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
71 ft
4 main spans
Daily traffic
4
2024 count
Owner
County
County Highway Agency

About this bridge

Private RD over Middle Loup River is a wood or timber stringer/multi-beam or girder carrying Private RD over Middle Loup River in Blaine County, Nebraska. It was built in 1950, so it is 75 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 4 vehicles a day, projected to reach 4 by 2035. The structure is 71 ft (21.6 m) long and 16 ft wide. If it were closed, the detour would be 80.8 mi (130 km).

CarriesPrivate RD
CrossesMiddle Loup River
Location3N 5W Dunning
RouteCounty Highway 0
Coordinates41.8753, -100.2097
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 protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating5.5 US tons
Inventory rating3.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadUnknown
Structure length71 ft (21.6 m)
Longest span20 ft (6.1 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4 (2024)
Projected traffic4 by 2035
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed80.8 mi (130 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Private RD over Middle Loup River built?

It was built in 1950, making it 75 years old in 2025.

What condition is Private RD over Middle Loup River 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 October 2024.

How much traffic does Private RD over Middle Loup River carry?

About 4 vehicles per day (2024 count).

How long is Private RD over Middle Loup River?

The structure is 71 ft (21.6 m) long with a longest span of 20 ft (6.1 m) and a deck 16 ft wide.

Who owns Private RD over Middle Loup River?

It is owned by the County Highway Agency.