W10-S405 CONN over 10, 405, RAMPS, STS


+34.03167, -118.42833
34°01'54" N, 118°25'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:W10-S405 CONN over 10, 405, RAMPS, STS
Structure number:53 1637F
Purpose:Carries highway overpass (fourth level) over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:190.0 ft. [57.9 m]
Total length:2864.0 ft. [872.9 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:34.1 ft. [10.4 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
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: July 2014 

Status:Open, no restriction [A]
Average daily traffic:40,100 [as of 2004]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Scour condition:Bridge not over waterway. [N]
Operating rating:56.3 tons [51.2 metric tons]
Inventory rating:33.9 tons [30.8 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:65.7
Recommended work:Bridge deck rehabilitation with only incidental widening. [36]
Estimated cost of work:$15,192,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201465.7Functionally obsoleteGoodVery GoodVery Good40100
July 201263.4Functionally obsoleteSatisfactoryGoodSatisfactory40100
July 201063.4Functionally obsoleteSatisfactoryGoodSatisfactory40100
July 200863.4Functionally obsoleteSatisfactoryGoodSatisfactory40100
July 200663.4Functionally obsoleteSatisfactoryGoodGood40100
September 200463.4Functionally obsoleteSatisfactoryGoodGood40100
October 200264.2Functionally obsoleteSatisfactoryGoodGood35900
April 200164.2Functionally obsoleteSatisfactoryGoodGood35900
20000.0Not applicable---225000
July 199770.3Functionally obsoleteFairGoodGood35900
November 199373.2Functionally obsoleteGoodVery GoodVery Good35900
October 199173.2Functionally obsoleteGoodVery GoodVery Good35900