US Bridges

County Highway over Sherman Reservoir Canal

Good

Valley County, Nebraska · .5E .5N Arcadia · Structure no. C008814413

Built
1950
75 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
77 ft
2 main spans
Daily traffic
20
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Sherman Reservoir Canal is a prestressed concrete stringer/multi-beam or girder carrying County Highway over Sherman Reservoir Canal in Valley 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20 vehicles a day, roughly 40% of them trucks, projected to reach 26 by 2033. The structure is 77 ft (23.5 m) long and 21 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

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CarriesCounty Highway
CrossesSherman Reservoir Canal
Location.5E .5N Arcadia
RouteCounty Highway 144
CountyValley County
StateNebraska
Coordinates41.4383, -99.1067
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating43 US tons
Inventory rating26.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length77 ft (23.5 m)
Longest span38 ft (11.6 m)
Deck width21 ft (6.3 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2003)
Projected traffic26 by 2033
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 County Highway over Sherman Reservoir Canal built?

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

What condition is County Highway over Sherman Reservoir Canal 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 2024.

How much traffic does County Highway over Sherman Reservoir Canal carry?

About 20 vehicles per day (2003 count), of which roughly 40% are trucks.

How long is County Highway over Sherman Reservoir Canal?

The structure is 77 ft (23.5 m) long with a longest span of 38 ft (11.6 m) and a deck 21 ft wide.

Who owns County Highway over Sherman Reservoir Canal?

It is owned by the County Highway Agency.