W118-S405 CONNECTR over I 405,SR 118,CHATSWORTH


+34.26436, -118.47273
34°15'52" N, 118°28'22" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W118-S405 CONNECTR over I 405,SR 118,CHATSWORTH
Structure number:53 2212F
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:185.0 ft. [56.4 m]
Total length:1041.1 ft. [317.3 m]
Roadway width between curbs:38.4 ft. [11.7 m]
Deck width edge-to-edge:42.0 ft. [12.8 m]
Vertical clearance above deck:16.7 ft. [5.1 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1977
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:6
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:23,200 [as of 1998]
Truck traffic:2% 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:Better than present minimum criteria [7]
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]
Sufficiency rating:95.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018GoodGoodGoodGood2320095.8
June 2016GoodVery GoodVery GoodVery Good2320095.8
June 2014GoodGoodVery GoodGood2320095.8
June 2012GoodGoodVery GoodGood2320095.8
November 2010FairFairVery GoodGood2320094.8
June 2008FairFairVery GoodGood2320094.8
August 2006FairSatisfactoryVery GoodGood2320095.8
January 2005FairSatisfactoryVery GoodGood2320095.8
January 2003FairSatisfactoryVery GoodGood2320095.8
April 2001FairFairVery GoodGood2320094.7
March 2001FairFairVery GoodGood2320094.7
January 1999FairFairVery GoodGood2320094.7
January 1997GoodGoodVery GoodGood2320095.8
January 1995GoodVery GoodVery GoodVery Good2180096.3
January 1993GoodVery GoodVery GoodVery Good2180096.3
May 1991GoodVery GoodVery GoodVery Good2180096.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Closed Web/Box Girderlinear ft.253253000
Reinforced Concrete Closed Web/Box Girderlinear ft.6464000
Reinforced Concrete Top Flangesq. ft.4,0624,062000
Concrete Protective Coatingsq. ft.3,7203,720000
Reinforced Concrete Columneach55000
Reinforced Concrete Abutmentlinear ft.2424000
Reinforced Concrete Pileeach11000
Strip Seal Jointlinear ft.2424000
Pourable Jointlinear ft.2423100
Enclosed/Concealed Bearingeach22000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.635635000