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MURTHA DRIVE over SILVER CREEK

Map 

Coordinates:
+37.35000, -121.82000
37°21'00" N, 121°49'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:MURTHA DRIVE over SILVER CREEK
Structure number:37C0796
Location:SUNDOWN LN & FARRINGDON D
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:61.0 ft. [18.6 m]
Total length:63.0 ft. [19.2 m]
Roadway width between curbs:36.4 ft. [11.1 m]
Deck width edge-to-edge:49.9 ft. [15.2 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:1976
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2015 

Status:Open, no restriction [A]
Average daily traffic:1,200 [as of 1990]
Truck traffic:3% 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:Equal to present minimum criteria [6]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:105.2 tons [95.6 metric tons]
Inventory rating:63.5 tons [57.7 metric tons]
Sufficiency rating:97.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201597.9Not deficientGoodGoodGood1200
April 201197.9Not deficientGoodGoodGood1200
March 200797.9Not deficientGoodGoodGood1200
February 200597.9Not deficientGoodGoodGood1200
February 200397.9Not deficientGoodGoodGood1200
June 200197.9Not deficientGoodGoodGood1200
December 199897.9Not deficientGoodGoodGood1200
February 199597.9Not deficientVery GoodGoodVery Good1200
May 199397.9Not deficientVery GoodGoodVery Good1200
February 199197.9Not deficientVery GoodGoodVery Good1200