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NORTH DOWNS LANE over S-CANAL

Map

Coordinates:
+39.48234, -118.70657
39°28'56" N, 118°42'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NORTH DOWNS LANE over S-CANAL
Structure number:B1583
Location:EAST OF FALLON
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:12.5 ft. [3.8 m]
Total length:25.9 ft. [7.9 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Owner:County Highway Agency [02]
Year built:1935
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: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:500 [as of 2014]
Truck traffic:4% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:Navigation protection not required [1]
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:81.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$174,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
January 2017Good7 out of 1050081.0
January 2015Good7 out of 1050081.0
January 2013Good7 out of 1050081.0
January 2011Good7 out of 1050068.1
January 2009Good7 out of 1050068.1
February 2007Good7 out of 1045568.1
February 2005Good7 out of 1050096.9
February 2003Good7 out of 1050096.9
January 2001Good8 out of 1050096.9
February 1999PoorN out of 1045547.0
March 1997FairN out of 1045556.1
January 1995FairN out of 1015861.7
December 1992FairN out of 1015862.7
March 1992FairN out of 1015051.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.7272000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.5252000