US Bridges

I 80 Ramp 3A over N Truckee Drain Overflow

Good

Washoe County, Nevada · Sparks Blvd Interchange · Structure no. B1862

Built
1989
36 years old
Condition
Good
inspected May 2022
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
2,400
2021 count
Owner
State
State Highway Agency

About this bridge

I 80 Ramp 3A over N Truckee Drain Overflow is a concrete culvert carrying I 80 Ramp 3A over N Truckee Drain Overflow in Washoe County, Nevada. It was built in 1989, so it is 36 years old, younger than the Nevada average of 36.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,400 vehicles a day, roughly 5% of them trucks, projected to reach 6,701 by 2040. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 80 Ramp 3A
CrossesN Truckee Drain Overflow
LocationSparks Blvd Interchange
RouteInterstate 80
StateNevada
Coordinates39.52917, -119.71267
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length27 ft (8.1 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2021)
Projected traffic6,701 by 2040
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I 80 Ramp 3A over N Truckee Drain Overflow built?

It was built in 1989, making it 36 years old in 2025.

What condition is I 80 Ramp 3A over N Truckee Drain Overflow 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 May 2022.

How much traffic does I 80 Ramp 3A over N Truckee Drain Overflow carry?

About 2,400 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is I 80 Ramp 3A over N Truckee Drain Overflow?

The structure is 27 ft (8.1 m) long with a longest span of 12 ft (3.7 m).

Who owns I 80 Ramp 3A over N Truckee Drain Overflow?

It is owned by the State Highway Agency.