US Bridges

Coll 7399 over Irrigation Canal

Fair

Phelps County, Nebraska · 3E 8.5N Bertrand · Structure no. C006910905

Built
1969
56 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
102 ft
1 main span
Daily traffic
75
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7399 over Irrigation Canal is a steel stringer/multi-beam or girder carrying Coll 7399 over Irrigation Canal in Phelps County, Nebraska. It was built in 1969, so it is 56 years old, older 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 5 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 75 vehicles a day, projected to reach 75 by 2033. The structure is 102 ft (31.1 m) long and 31 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesColl 7399
CrossesIrrigation Canal
Location3E 8.5N Bertrand
RouteCounty Highway 7399
CountyPhelps County
StateNebraska
Coordinates40.6557, -99.5668
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating28.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length102 ft (31.1 m)
Longest span100 ft (30.5 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (1998)
Projected traffic75 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Coll 7399 over Irrigation Canal built?

It was built in 1969, making it 56 years old in 2025.

What condition is Coll 7399 over Irrigation 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 October 2024.

How much traffic does Coll 7399 over Irrigation Canal carry?

About 75 vehicles per day (1998 count).

How long is Coll 7399 over Irrigation Canal?

The structure is 102 ft (31.1 m) long with a longest span of 100 ft (30.5 m) and a deck 31 ft wide.

Who owns Coll 7399 over Irrigation Canal?

It is owned by the County Highway Agency.