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MOUNT STREET over I-170

Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:MOUNT STREET over I-170
Structure number:200000BC1504010
Location:0.1 MI N OF SARATOGA ST
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:73.2 ft. [22.3 m]
Total length:198.2 ft. [60.4 m]
Roadway width between curbs:52.2 ft. [15.9 m]
Deck width edge-to-edge:69.9 ft. [21.3 m]
Vertical clearance below bridge:21.0 ft. [6.4 m]
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]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2014 

Status:Open, no restriction [A]
Average daily traffic:3,243 [as of 2013]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:91.7 tons [83.4 metric tons]
Inventory rating:42.9 tons [39.0 metric tons]
Sufficiency rating:99.7
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$33,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201499.7Not deficientSatisfactorySatisfactorySatisfactory3243
July 201299.7Not deficientSatisfactorySatisfactorySatisfactory3055
July 2010100.0Not deficientSatisfactorySatisfactorySatisfactory3055
January 201080.4Functionally obsoleteSatisfactorySatisfactorySatisfactory3055
January 200882.4Functionally obsoleteSatisfactorySatisfactorySatisfactory3055
November 200582.4Functionally obsoleteSatisfactorySatisfactorySatisfactory3055
January 200682.4Functionally obsoleteSatisfactorySatisfactorySatisfactory3055
December 200380.4Functionally obsoleteSatisfactorySatisfactoryGood3025
December 200180.5Functionally obsoleteSatisfactorySatisfactoryGood2500
January 200080.5Functionally obsoleteSatisfactorySatisfactoryGood2500
January 199880.5Functionally obsoleteSatisfactorySatisfactoryGood2500
March 199580.5Functionally obsoleteSatisfactorySatisfactoryGood2500
October 199284.5Not deficientGoodSatisfactoryGood2500
November 199082.5Functionally obsoleteGoodGoodGood2500