US Bridges

SR168 Glendale RD over Muddy Rvr

Fair

Clark County, Nevada · Glendale · Structure no. B 281

Built
1988
37 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
134 ft
3 main spans
Daily traffic
2,200
2021 count
Owner
State
State Highway Agency

About this bridge

SR168 Glendale RD over Muddy Rvr is a steel continuous stringer/multi-beam or girder carrying SR168 Glendale RD over Muddy Rvr in Clark County, Nevada. It was built in 1988, so it is 37 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 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 2,200 vehicles a day, roughly 20% of them trucks, projected to reach 4,550 by 2040. The structure is 134 ft (40.8 m) long and 43 ft wide. If it were closed, the detour would be 50.3 mi (81 km).

CarriesSR168 Glendale RD
CrossesMuddy Rvr
LocationGlendale
RouteState Highway 168
StateNevada
Coordinates36.66189, -114.57611
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating48.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length134 ft (40.8 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2021)
Projected traffic4,550 by 2040
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed50.3 mi (81 km)
TollOn a free road
National Highway SystemNo

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 SR168 Glendale RD over Muddy Rvr built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR168 Glendale RD over Muddy 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 November 2024.

How much traffic does SR168 Glendale RD over Muddy Rvr carry?

About 2,200 vehicles per day (2021 count), of which roughly 20% are trucks.

How long is SR168 Glendale RD over Muddy Rvr?

The structure is 134 ft (40.8 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns SR168 Glendale RD over Muddy Rvr?

It is owned by the State Highway Agency.