Share:

LASSEN ST over BROWN CANYON WASH

Map

Coordinates:
+34.24987, -118.59868
34°14'60" N, 118°35'55" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LASSEN ST over BROWN CANYON WASH
Structure number:53C1225
Location:0.16 KM W/O CANOGA AVE
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:32.2 ft. [9.8 m]
Total length:68.9 ft. [21.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1971
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:21,400 [as of 2006]
Truck traffic:3% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:72.8

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
November 2017Good7 out of 102140072.8
October 2015Good7 out of 102140072.8
October 2013Good7 out of 102140072.8
October 2011Good7 out of 102140080.6
September 2009Good8 out of 102140096.0
October 2007Good8 out of 102140095.0
August 2004Good8 out of 102140096.0
January 2000Good8 out of 102530095.6
December 1998Good8 out of 102530095.6
December 1995GoodN out of 102530095.6
November 1993Good7 out of 102530096.1
November 1991Good7 out of 102530096.1

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.5244800
Bridge Rail
Other Material Bridge Raillinear ft.4031900