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N BLACKSTONE AVE over HERNDON CANAL

Map 

Coordinates:
+36.77972, -119.79056
36°46'47" N, 119°47'26" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:N BLACKSTONE AVE over HERNDON CANAL
Structure number:42C0589
Location:AT SHIELDS AVE
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:20.0 ft. [6.1 m]
Total length:41.0 ft. [12.5 m]
Roadway width between curbs:131.9 ft. [40.2 m]
Deck width edge-to-edge:190.0 ft. [57.9 m]
Skew angle:29°
Owner:City or Municipal Highway Agency [04]
Year built:1941
Year reconstructed:2003
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2014 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:28,100 [as of 2010]
Truck traffic:2% of total traffic
Deck condition:Good [7 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:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:94.4

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201494.4GoodGoodGoodVery Good-28100
February 201394.4FairSatisfactoryGoodSatisfactory-28100
December 201093.2FairSatisfactoryGoodSatisfactory-40200
November 200693.2FairSatisfactoryGoodSatisfactory-40200
December 200468.8FairSatisfactorySatisfactorySatisfactory-40200
November 200268.8FairSatisfactorySatisfactorySatisfactory-40200
December 200068.8FairSatisfactorySatisfactorySatisfactory-40200
December 199868.8FairSatisfactorySatisfactoryGood-40200
December 199647.5GoodGood-GoodFO40200
October 199448.8FairSatisfactorySatisfactorySatisfactoryFO40200
May 199244.4FairSatisfactorySatisfactorySatisfactorySD40200