INTERSTATE 405 over SR 118


+34.26667, -118.47167
34°16'00" N, 118°28'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:INTERSTATE 405 over SR 118
Structure number:53 2211
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:120.1 ft. [36.6 m]
Total length:274.0 ft. [83.5 m]
Roadway width between curbs:147.6 ft. [45.0 m]
Deck width edge-to-edge:154.9 ft. [47.2 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
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:2
Main spans material:Prestressed concrete continuous [6]
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: October 2015 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:209,000 [as of 2014]
Truck traffic:10% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:58.9 tons [53.5 metric tons]
Inventory rating:35.9 tons [32.6 metric tons]
Sufficiency rating:77.0

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201577.0GoodVery GoodVery GoodVery Good-209000
October 201377.0FairSatisfactoryGoodGood-209000
October 201177.0FairSatisfactoryGoodGood-209000
October 200977.0GoodGoodGoodGood-209000
March 200877.0GoodGoodGoodGood-209000
August 200677.0GoodGoodGoodGood-209000
January 200477.0GoodGoodGoodGood-209000
November 200164.6GoodGoodGoodGoodFO99900
January 199680.8FairSatisfactoryGoodGood-99900
May 199481.1GoodVery GoodVery GoodVery Good-120900
April 199278.0GoodVery GoodVery GoodVery Good-186000
March 199078.0GoodVery GoodVery GoodVery Good-186000