US Bridges

1st ST over Tail Race Canal

Good

Dawson County, Nebraska · 1st ST @ Lake Ave · Structure no. M1030M1805

Built
1990
35 years old
Condition
Good
inspected October 2024
Type
Tee Beam
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
2,100
2001 count
Owner
City
City or Municipal Highway Agency

About this bridge

1st ST over Tail Race Canal is a prestressed concrete tee beam carrying 1st ST over Tail Race Canal in Dawson County, Nebraska. It was built in 1990, so it is 35 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 2,100 vehicles a day, projected to reach 2,730 by 2033. The structure is 52 ft (15.8 m) long and 41 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

Carries1st ST
CrossesTail Race Canal
Location1st ST @ Lake Ave
RouteCity Street 0M18
Coordinates40.9208, -100.1671
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating71.7 US tons
Inventory rating41.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span48 ft (14.6 m)
Deck width41 ft (12.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2001)
Projected traffic2,730 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 1st ST over Tail Race Canal built?

It was built in 1990, making it 35 years old in 2025.

What condition is 1st ST over Tail Race 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 2024.

How much traffic does 1st ST over Tail Race Canal carry?

About 2,100 vehicles per day (2001 count).

How long is 1st ST over Tail Race Canal?

The structure is 52 ft (15.8 m) long with a longest span of 48 ft (14.6 m) and a deck 41 ft wide.

Who owns 1st ST over Tail Race Canal?

It is owned by the City or Municipal Highway Agency.