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I 15N over SPEEDWAY INTERCHANGE

Map 

Coordinates:
+36.28222, -115.02583
36°16'56" N, 115°01'33" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 15N over SPEEDWAY INTERCHANGE
Structure number:I 965N
Location:NORTH OF LAS VEGAS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:69.9 ft. [21.3 m]
Total length:173.9 ft. [53.0 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:43.0 ft. [13.1 m]
Vertical clearance below bridge:21.0 ft. [6.4 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2014 

Status:Open, no restriction [A]
Average daily traffic:11,800 [as of 2012]
Truck traffic:27% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:61.8 tons [56.2 metric tons]
Inventory rating:37.4 tons [34.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:93.4

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201493.4Functionally obsoleteGoodGoodGood11800
November 201292.4Functionally obsoleteGoodGoodGood13025
November 201092.7Functionally obsoleteGoodGoodGood13025
November 200892.7Functionally obsoleteGoodGoodGood13025
December 200697.3Not deficientGoodGoodGood8005
December 200492.9Functionally obsoleteGoodGoodGood10790
November 200293.0Functionally obsoleteGoodGoodGood10230
February 200196.1Not deficientGoodGoodGood9835
January 199996.2Not deficientGoodGoodGood8005
December 199696.3Not deficientGoodGoodGood7150