US Bridges

County Road 8 over Tri-State Canal

Fair

Scotts Bluff County, Nebraska · .5N of Morrill · Structure no. C007911510

Built
2003
22 years old
Condition
Fair
inspected November 2021
Type
Stringer/Multi-beam or Girder
Steel
Length
105 ft
3 main spans
Daily traffic
120
1997 count
Owner
County
County Highway Agency

About this bridge

County Road 8 over Tri-State Canal is a steel stringer/multi-beam or girder carrying County Road 8 over Tri-State Canal in Scotts Bluff County, Nebraska. It was built in 2003, so it is 22 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 120 vehicles a day, roughly 10% of them trucks, projected to reach 204 by 2033. The structure is 105 ft (32 m) long and 32 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

Location

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CarriesCounty Road 8
CrossesTri-State Canal
Location.5N of Morrill
RouteCounty Highway 115
CountyScotts Bluff County
StateNebraska
Coordinates41.9783, -103.93
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.7 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length105 ft (32 m)
Longest span50 ft (15.2 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (1997)
Projected traffic204 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 Road 8 over Tri-State Canal built?

It was built in 2003, making it 22 years old in 2025.

What condition is County Road 8 over Tri-State Canal 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 November 2021.

How much traffic does County Road 8 over Tri-State Canal carry?

About 120 vehicles per day (1997 count), of which roughly 10% are trucks.

How long is County Road 8 over Tri-State Canal?

The structure is 105 ft (32 m) long with a longest span of 50 ft (15.2 m) and a deck 32 ft wide.

Who owns County Road 8 over Tri-State Canal?

It is owned by the County Highway Agency.