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I 15N over TWAIN AVE

Map

Coordinates:
+36.11974, -115.18047
36°07'11" N, 115°10'50" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 15N over TWAIN AVE
Structure number:H 804N
Location:LAS VEGAS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:34.1 ft. [10.4 m]
Total length:38.4 ft. [11.7 m]
Roadway width between curbs:81.7 ft. [24.9 m]
Deck width edge-to-edge:84.6 ft. [25.8 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:1998
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Concrete [1]
Main span design:Frame [07]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:118,000 [as of 2014]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:63.8 tons [58.0 metric tons]
Inventory rating:38.3 tons [34.8 metric tons]
Sufficiency rating:69.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201769.7FairSatisfactorySatisfactoryGoodFO118000
January 201569.6FairSatisfactorySatisfactoryGoodFO119500
January 201369.9FairSatisfactorySatisfactoryGoodFO114000
January 201190.5GoodGoodGoodVery Good-114000
January 200990.5GoodGoodGoodVery Good-114000
January 200792.6GoodGoodGoodGood-69905
January 200591.1GoodGoodGoodGood-102350
October 200291.6GoodGoodGoodGood-91192
November 200091.6GoodGoodGoodGood-91192
January 199992.6GoodGoodGoodGood-69905
January 199787.9GoodGoodGoodGoodFO61560
February 199594.1GoodGoodGoodGood-51500
December 199289.9GoodGoodGoodGood-51500
January 199190.4GoodGoodGoodVery Good-45460

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Substructure
Reinforced Concrete Abutmentlinear ft.1691492000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.7772500
Deck
Reinforced Concrete Slabsq. ft.3,24907002,5490