US Bridges

US 395 over Martin Slough

Good

Douglas County, Nevada · US 395 N of Ironwood DR · Structure no. B3208

Built
2018
7 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
30,500
2021 count
Owner
State
State Highway Agency

About this bridge

US 395 over Martin Slough is a concrete culvert carrying US 395 over Martin Slough in Douglas County, Nevada. It was built in 2018, so it is 7 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 30,500 vehicles a day, projected to reach 33,000 by 2037. The structure is 39 ft (11.9 m) long and 153 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 395
CrossesMartin Slough
LocationUS 395 N of Ironwood DR
RouteU.S. Route 395
StateNevada
Coordinates38.96677, -119.77928
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable 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 spans3
Design loadHL 93
Structure length39 ft (11.9 m)
Longest span12 ft (3.7 m)
Deck width153 ft (46.5 m)
Roadway width115 ft (35 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,500 (2021)
Projected traffic33,000 by 2037
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 US 395 over Martin Slough built?

It was built in 2018, making it 7 years old in 2025.

What condition is US 395 over Martin Slough 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 June 2024.

How much traffic does US 395 over Martin Slough carry?

About 30,500 vehicles per day (2021 count).

How long is US 395 over Martin Slough?

The structure is 39 ft (11.9 m) long with a longest span of 12 ft (3.7 m) and a deck 153 ft wide.

Who owns US 395 over Martin Slough?

It is owned by the State Highway Agency.