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MARCONI AVE over STATE ROUTE 51

Map

Coordinates:
+38.62006, -121.41976
38°37'12" N, 121°25'11" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MARCONI AVE over STATE ROUTE 51
Structure number:24 0117
Location:03-SAC-051-5.50-SAC
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:60.0 ft. [18.3 m]
Total length:120.1 ft. [36.6 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:59.7 ft. [18.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:29°
Owner:State Highway Agency [01]
Year built:1947
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:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:40,000 [as of 2010]
Truck traffic:2% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:68.9
Recommended work:Bridge deck rehabilitation with only incidental widening. [36]
Estimated cost of work:$1,120,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2015GoodVery GoodGoodVery Good4000068.9
March 2011FairGoodSatisfactoryGood4000068.9
September 2006FairGoodSatisfactoryGood2300071.0
March 2004FairFairSatisfactoryGood2300070.0
December 2001FairFairSatisfactoryGood2300070.0
August 2000FairFairSatisfactoryGood2300070.0
April 1998FairFairSatisfactoryGood2300070.0
June 1995FairSatisfactorySatisfactoryGood2300073.7
November 1993FairSatisfactorySatisfactoryGood2300073.7
November 1991FairSatisfactorySatisfactoryGood2300073.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Closed Web/Box Girderlinear ft.37271000
Deck
Reinforced Concrete Top Flangesq. ft.667667000
Concrete Protective Coatingsq. ft.557557000
Substructure
Reinforced Concrete Columneach44000
Reinforced Concrete Abutmentlinear ft.4141000
Reinforced Concrete Pier Caplinear ft.1515000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.70340360