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STH 181-N 76TH ST over LRD W SILVER SPRING DR

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

Facts 

Name:STH 181-N 76TH ST over LRD W SILVER SPRING DR
Structure number:B40014600000000
Location:0.2 MI N JCT STH 145
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:44.0 ft. [13.4 m]
Total length:155.8 ft. [47.5 m]
Roadway width between curbs:91.9 ft. [28.0 m]
Deck width edge-to-edge:109.9 ft. [33.5 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Owner:State Highway Agency [01]
Year built:1964
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:4
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: August 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:28,400 [as of 2013]
Truck traffic:6% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:41.4 tons [37.6 metric tons]
Inventory rating:23.2 tons [21.1 metric tons]
Sufficiency rating:56.6
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,244,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201656.6FairFairFairFairFO28400
August 201456.6FairFairFairFairFO28400
August 201253.6FairFairFairFairFO34300
August 201048.2FairFairFairSatisfactoryFO34600
August 200848.2FairFairFairSatisfactoryFO34600
October 200648.2FairFairFairSatisfactoryFO34600
October 200448.7FairSatisfactoryFairSatisfactoryFO40600
October 200248.7FairSatisfactoryFairSatisfactoryFO40600
November 200056.3FairSatisfactorySatisfactorySatisfactoryFO40600
July 199956.8FairSatisfactorySatisfactorySatisfactoryFO37100
August 199856.8FairSatisfactorySatisfactorySatisfactoryFO37100
April 199656.8FairSatisfactorySatisfactorySatisfactory-37100
February 199659.4FairGoodSatisfactorySatisfactory-37100
January 199559.4FairSatisfactorySatisfactorySatisfactory-37100
February 199459.8FairSatisfactorySatisfactorySatisfactory-33810
February 199359.8FairSatisfactorySatisfactorySatisfactory-33810
January 199259.8FairSatisfactorySatisfactorySatisfactory-33810