S101-N405 CONNECTR over I 405 & N101-S405 RAMP


+34.15973, -118.46924
34°09'35" N, 118°28'09" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S101-N405 CONNECTR over I 405 & N101-S405 RAMP
Structure number:53 1146F
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:91.9 ft. [28.0 m]
Total length:202.1 ft. [61.6 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:25.3 ft. [7.7 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:34°
Owner:State Highway Agency [01]
Year built:1958
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:35,000 [as of 2009]
Truck traffic:8% 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]
Sufficiency rating:88.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018GoodGoodGoodGood3500088.8
April 2016GoodVery GoodVery GoodVery Good3500088.8
April 2014GoodGoodVery GoodGood3500088.8
April 2012GoodGoodVery GoodGood3500088.8
June 2010FairFairVery GoodGood3500087.8
April 2008FairFairVery GoodGood2040190.0
April 2006FairFairVery GoodGood2040190.0
March 2004FairSatisfactoryVery GoodGood2040191.0
March 2002FairSatisfactoryVery GoodGood2040191.0
May 2000FairFairVery GoodGood2040190.0
April 1998FairSatisfactoryVery GoodGood2040191.0
April 1996GoodGoodGoodGood2040190.8
August 1994GoodGoodGoodGood2040190.8
August 1992GoodGoodGoodGood1480091.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Closed Web/Box Girderlinear ft.6262000
Reinforced Concrete Closed Web/Box Girderlinear ft.6262000
Reinforced Concrete Top Flangesq. ft.470470000
Concrete Protective Coatingsq. ft.470470000
Reinforced Concrete Columneach22000
Reinforced Concrete Abutmentlinear ft.3026400
Reinforced Concrete Pier Caplinear ft.1414000
Pourable Jointlinear ft.1701700
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.135135000