US Bridges

Kuenzli ST over Truckee River

Fair

Washoe County, Nevada · Reno · Structure no. B1327W

Built
1974
51 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
222 ft
2 main spans
Daily traffic
3,900
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Kuenzli ST over Truckee River is a steel continuous stringer/multi-beam or girder carrying Kuenzli ST over Truckee River in Washoe County, Nevada. It was built in 1974, so it is 51 years old, older than the Nevada average of 36.4 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 3,900 vehicles a day, roughly 7% of them trucks, projected to reach 5,150 by 2040. The structure is 222 ft (67.6 m) long and 53 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesKuenzli ST
CrossesTruckee River
LocationReno
RouteCity Street 648
StateNevada
Coordinates39.52824, -119.80686
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 rating58.9 US tons
Inventory rating35.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length222 ft (67.6 m)
Longest span128 ft (38.9 m)
Deck width53 ft (16.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2017)
Projected traffic5,150 by 2040
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Kuenzli ST over Truckee River built?

It was built in 1974, making it 51 years old in 2025.

What condition is Kuenzli ST over Truckee River 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 April 2024.

How much traffic does Kuenzli ST over Truckee River carry?

About 3,900 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is Kuenzli ST over Truckee River?

The structure is 222 ft (67.6 m) long with a longest span of 128 ft (38.9 m) and a deck 53 ft wide.

Who owns Kuenzli ST over Truckee River?

It is owned by the City or Municipal Highway Agency.