US Bridges

Commerce Wy over Drainage

Good

Carson City, Nevada · Carson City · Structure no. B2633

Built
1998
27 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
3,300
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Commerce Wy over Drainage is a concrete culvert carrying Commerce Wy over Drainage in Carson City, Nevada. It was built in 1998, so it is 27 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 3,300 vehicles a day, roughly 1% of them trucks, projected to reach 7,300 by 2040. The structure is 33 ft (10.2 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCommerce Wy
CrossesDrainage
LocationCarson City
RouteCity Street 0
StateNevada
Coordinates39.18842, -119.74286
Functional classUrban Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 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 alignment9: Superior to present desirable criteria
Operating rating57.5 US tons
Inventory rating34.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length33 ft (10.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,300 (2017)
Projected traffic7,300 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-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 Commerce Wy over Drainage built?

It was built in 1998, making it 27 years old in 2025.

What condition is Commerce Wy over Drainage 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 March 2023.

How much traffic does Commerce Wy over Drainage carry?

About 3,300 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Commerce Wy over Drainage?

The structure is 33 ft (10.2 m) long with a longest span of 10 ft (3 m).

Who owns Commerce Wy over Drainage?

It is owned by the City or Municipal Highway Agency.