US Bridges

County Highway over Calamus River

PoorPosted for load

Loup County, Nebraska · 2W 14.7N of Taylor · Structure no. C005801605

Built
1970
55 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
64 ft
4 main spans
Daily traffic
15
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Calamus River is a wood or timber stringer/multi-beam or girder carrying County Highway over Calamus River in Loup County, Nebraska. It was built in 1970, so it is 55 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 15 vehicles a day, projected to reach 25 by 2033. The structure is 64 ft (19.5 m) long and 18 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesCounty Highway
CrossesCalamus River
Location2W 14.7N of Taylor
RouteCounty Highway 16
Coordinates41.9847, -99.4275
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating25.4 US tons
Inventory rating17.6 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadUnknown
Structure length64 ft (19.5 m)
Longest span16 ft (4.9 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.2 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 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Calamus River built?

It was built in 1970, making it 55 years old in 2025.

What condition is County Highway over Calamus 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 April 2024.

How much traffic does County Highway over Calamus River carry?

About 15 vehicles per day (2003 count).

How long is County Highway over Calamus River?

The structure is 64 ft (19.5 m) long with a longest span of 16 ft (4.9 m) and a deck 18 ft wide.

Who owns County Highway over Calamus River?

It is owned by the County Highway Agency.