US Bridges

Yamashita Street over Muddy River

Fair

Clark County, Nevada · Logandale · Structure no. B2514

Built
1999
26 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
191 ft
2 main spans
Daily traffic
633
2017 count
Owner
County
County Highway Agency

About this bridge

Yamashita Street over Muddy River is a prestressed concrete continuous box beam or girders - multiple carrying Yamashita Street over Muddy River in Clark County, Nevada. It was built in 1999, so it is 26 years old, younger 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 633 vehicles a day, projected to reach 1,309 by 2040. The structure is 191 ft (58.2 m) long and 36 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesYamashita Street
CrossesMuddy River
LocationLogandale
RouteCounty Highway 0
StateNevada
Coordinates36.57526, -114.45792
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.7 US tons
Inventory rating57.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length191 ft (58.2 m)
Longest span95 ft (29 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic633 (2017)
Projected traffic1,309 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Yamashita Street over Muddy River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Yamashita Street over Muddy 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 November 2024.

How much traffic does Yamashita Street over Muddy River carry?

About 633 vehicles per day (2017 count).

How long is Yamashita Street over Muddy River?

The structure is 191 ft (58.2 m) long with a longest span of 95 ft (29 m) and a deck 36 ft wide.

Who owns Yamashita Street over Muddy River?

It is owned by the County Highway Agency.