US Bridges

Road 435 over Tri-County Supply Canal

Good

Gosper County, Nebraska · 8N 2E of Smithfield · Structure no. C003744325

Built
2019
6 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
125 ft
3 main spans
Daily traffic
100
2003 count
Owner
Local
Other Local Agency

About this bridge

Road 435 over Tri-County Supply Canal is a steel stringer/multi-beam or girder carrying Road 435 over Tri-County Supply Canal in Gosper County, Nebraska. It was built in 2019, so it is 6 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 170 by 2033. The structure is 125 ft (38 m) long and 29 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesRoad 435
CrossesTri-County Supply Canal
Location8N 2E of Smithfield
RouteCounty Highway 443
CountyGosper County
StateNebraska
Coordinates40.693, -99.7
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating27.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length125 ft (38 m)
Longest span41 ft (12.6 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2003)
Projected traffic170 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local 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 Road 435 over Tri-County Supply Canal built?

It was built in 2019, making it 6 years old in 2025.

What condition is Road 435 over Tri-County Supply 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 October 2023.

How much traffic does Road 435 over Tri-County Supply Canal carry?

About 100 vehicles per day (2003 count), of which roughly 10% are trucks.

How long is Road 435 over Tri-County Supply Canal?

The structure is 125 ft (38 m) long with a longest span of 41 ft (12.6 m) and a deck 29 ft wide.

Who owns Road 435 over Tri-County Supply Canal?

It is owned by the Other Local Agency.