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INTERSTATE 405 over LOS ANGELES RIVER

Map 

Coordinates:
+34.16333, -118.46833
34°09'48" N, 118°28'06" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:INTERSTATE 405 over LOS ANGELES RIVER
Structure number:53 1159
Location:07-LA-405-39.62-LA
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:85.0 ft. [25.9 m]
Roadway width between curbs:133.9 ft. [40.8 m]
Deck width edge-to-edge:139.8 ft. [42.6 m]
Skew angle:21°
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+Mod / HS 20+Mod [6]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2015 

Status:Open, no restriction [A]
Average daily traffic:220,000 [as of 2014]
Truck traffic:4% 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:102.0 tons [92.7 metric tons]
Inventory rating:60.9 tons [55.4 metric tons]
Sufficiency rating:78.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201578.0Not deficientVery GoodVery GoodVery Good220000
September 201378.0Not deficientGoodGoodGood220000
September 201175.0Structurally deficientPoorGoodGood220000
September 200975.0Structurally deficientPoorGoodGood220000
January 200878.0Not deficientGoodGoodGood220000
July 200678.0Not deficientGoodGoodGood220000
February 200478.0Not deficientGoodGoodGood220000
December 200178.0Not deficientGoodGoodGood186000
January 199880.0Not deficientGoodGoodGood186000
January 199680.0Not deficientGoodVery GoodVery Good199300
January 199480.0Not deficientGoodVery GoodVery Good199300
April 199280.0Not deficientGoodVery GoodVery Good196200
February 199077.8Not deficientGoodVery GoodVery Good196200