US Bridges

County Highway over Irrigation Canal

PoorPosted for load

Phelps County, Nebraska · JCT US6/US183 1W 4.5N · Structure no. C006902705

Built
1960
65 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
74 ft
2 main spans
Daily traffic
10
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Irrigation Canal is a steel stringer/multi-beam or girder carrying County Highway over Irrigation Canal in Phelps County, Nebraska. It was built in 1960, so it is 65 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 10 vehicles a day, projected to reach 17 by 2033. The structure is 74 ft (22.6 m) long and 24 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesCounty Highway
CrossesIrrigation Canal
LocationJCT US6/US183 1W 4.5N
RouteCounty Highway 27
Coordinates40.5032, -99.3996
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 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.3 US tons
Inventory rating14.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length74 ft (22.6 m)
Longest span37 ft (11.3 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-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 Irrigation Canal built?

It was built in 1960, making it 65 years old in 2025.

What condition is County Highway over Irrigation Canal 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 2023.

How much traffic does County Highway over Irrigation Canal carry?

About 10 vehicles per day (2003 count).

How long is County Highway over Irrigation Canal?

The structure is 74 ft (22.6 m) long with a longest span of 37 ft (11.3 m) and a deck 24 ft wide.

Who owns County Highway over Irrigation Canal?

It is owned by the County Highway Agency.