Structure I 877W · Humboldt County, NV

I 80w over Mote RD Exit 222

Carries I 80w over Mote RD Exit 222, West Of Battle Mtn.

Overall conditionFair

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

How ratings work
Culvertsets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
22 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 22 ft across. Lengths are drawn to scale; at this length a semi-truck would be a speck. Each part is colored by its latest inspection rating. The inventory records lengths but not heights, so those are drawn as typical for a culvert.

Built196363 years old
Length22.0 ft6.7 m
Daily traffic4,575counted 2021
Last inspectedJuly 2023every 24 months

Location

StateNevada
CountyHumboldt
LocationWest Of Battle Mtn
CarriesI 80w
CrossesMote RD Exit 222
Coordinates40.73457, -117.05464

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length22.0 ft (6.7 m)
Max Span20.0 ft (6.1 m)
Deck Width43.0 ft (13.1 m)
Deck Area87.8 sq m
Main Spans1
Year Built1963

Traffic

Avg Daily Traffic4,575 (2021)
Truck Traffic37%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberI 877W

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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