Structure I2110 · Clark County, NV

Rmp I 515n -i 215w over I-515 I-215 Rmp Ws SE

Carries Rmp I 515n -i 215w over I-515 I-215 Rmp Ws SE, Henderson.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,662 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

1,662 ft end to end, longest span 164 ft: about 4.6 football fields. 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 multi-beam bridge.

Built200521 years old
Length1661.7 ft506.5 m
Daily traffic—reported figure implausible
Last inspectedOctober 2023every 24 months

Location

StateNevada
CountyClark
LocationHenderson
CarriesRmp I 515n -i 215w
CrossesI-515 I-215 Rmp Ws SE
Coordinates36.03412, -115.01556

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length1661.7 ft (506.5 m)
Max Span164.4 ft (50.1 m)
Deck Width34.4 ft (10.5 m)
Deck Area5318.2 sq m
Main Spans12
Year Built2005

Traffic

Avg Daily Traffic56,500 (2017)
That is about 56,500 vehicles per lane per day — beyond what any U.S. road carries (the busiest freeways run about 25,000–30,000). It is almost certainly a data-entry error in the National Bridge Inventory, so we leave this bridge out of traffic rankings.
Truck Traffic10%
Lanes On Bridge1
Lanes Under Bridge18

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberI2110

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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