US Bridges

Lake ST over Truckee Rvr

Fair

Washoe County, Nevada · Reno · Structure no. B 304

Built
1937
88 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
153 ft
3 main spans
Daily traffic
6,900
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lake ST over Truckee Rvr is a concrete continuous tee beam carrying Lake ST over Truckee Rvr in Washoe County, Nevada. It was built in 1937, so it is 88 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 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 6,900 vehicles a day, roughly 3% of them trucks, projected to reach 8,100 by 2040. The structure is 153 ft (46.6 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesLake ST
CrossesTruckee Rvr
LocationReno
RouteCity Street 0
CountyWashoe County
StateNevada
Coordinates39.52604, -119.81004
Functional classUrban 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length153 ft (46.6 m)
Longest span64 ft (19.5 m)
Deck width61 ft (18.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,900 (2017)
Projected traffic8,100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Lake ST over Truckee Rvr built?

It was built in 1937, making it 88 years old in 2025.

What condition is Lake ST over Truckee Rvr 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 July 2024.

How much traffic does Lake ST over Truckee Rvr carry?

About 6,900 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Lake ST over Truckee Rvr?

The structure is 153 ft (46.6 m) long with a longest span of 64 ft (19.5 m) and a deck 61 ft wide.

Who owns Lake ST over Truckee Rvr?

It is owned by the City or Municipal Highway Agency.