Structure I1301W · Washoe County, NV

I 80w over SR 659 Mccarran Bl

Carries I 80w over SR 659 Mccarran Bl, West Of Reno.

Overall conditionFair

Set by its lowest-rated component: Superstructure at 6 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT183 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 7/9

183 ft end to end: about 3 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a box-beam bridge.

Built197749 years old
Length183.1 ft55.8 m
Daily traffic27,000counted 2021
Last inspectedApril 2024every 48 months

Location

StateNevada
CountyWashoe
LocationWest Of Reno
CarriesI 80w
CrossesSR 659 Mccarran Bl
Coordinates39.52429, -119.86249

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length183.1 ft (55.8 m)
Max Span180.1 ft (54.9 m)
Deck Width68.9 ft (21 m)
Deck Area1171.8 sq m
Main Spans1
Year Built1977

Traffic

Avg Daily Traffic27,000 (2021)
Truck Traffic15%
Lanes On Bridge3
Lanes Under Bridge5

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberI1301W

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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