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MASON AVE over LOS ANGELES RIVER

Map

Coordinates:
+34.19426, -118.57960
34°11'39" N, 118°34'47" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MASON AVE over LOS ANGELES RIVER
Structure number:53C1244
Location:300 FT N. VANOWEN ST
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:99.1 ft. [30.2 m]
Total length:200.1 ft. [61.0 m]
Roadway width between curbs:62.0 ft. [18.9 m]
Deck width edge-to-edge:84.0 ft. [25.6 m]
Skew angle:29°
Owner:City or Municipal Highway Agency [04]
Year built:1958
Year reconstructed:2006
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 [5]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:14,500 [as of 2006]
Truck traffic:1% 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]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
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]
Sufficiency rating:96.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017GoodGoodGoodGood1450096.6
November 2015GoodVery GoodVery GoodGood1450096.6
November 2013GoodGoodVery GoodGood1450096.6
November 2011GoodGoodVery GoodGood1450096.6
February 2010GoodGoodVery GoodGood1450096.6
November 2007GoodGoodVery GoodGood1450096.6
September 2006GoodGoodVery GoodGood1450076.3
February 2004GoodGoodVery GoodGood1430076.3
May 2001GoodGoodVery GoodGood1430076.3
April 1999GoodGoodVery GoodGood1430076.3
May 1997GoodGoodVery GoodGood1430076.3
May 1996GoodGoodVery GoodGood1430076.3
July 1994GoodGoodGoodGood1430078.7
June 1992GoodGoodGoodGood1430078.7
February 1990GoodGoodGoodGood1430078.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,0981,098000
Deck
Reinforced Concrete Top Flangesq. ft.1,5611,561000
Wearing Surfacessq. ft.1,15265150100
Substructure
Reinforced Concrete Pier Walllinear ft.3024600
Reinforced Concrete Abutmentlinear ft.6060000
Reinforced Concrete Pileeach11000
Joints
Pourable Jointlinear ft.2222000
Assembly with Sealeach50351500
Bearings
Movable Bearingeach2424000
Steel Protective Coatingsq. ft.99000
Fixed Bearingeach2424000
Steel Protective Coatingsq. ft.99000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.136136000