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SILVER RUN VALLEY over BIG SILVER RUN

Map

Coordinates:
+39.68738, -77.03970
39°41'15" N, 77°02'23" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SILVER RUN VALLEY over BIG SILVER RUN
Structure number:200000CL0273010
Location:0.75 MI E OF MD 97
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:29.9 ft. [9.1 m]
Total length:31.5 ft. [9.6 m]
Roadway width between curbs:11.2 ft. [3.4 m]
Deck width edge-to-edge:12.8 ft. [3.9 m]
Owner:County Highway Agency [02]
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Steel plate (includes orthotropic) [5]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:480 [as of 2018]
Truck traffic:5% 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:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:64.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$240,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018GoodGoodGoodGood48064.7
May 2017PoorGoodPoorGood46945.6
May 2016FairGoodFairGood45853.7
May 2015FairGoodFairGood42553.7
May 2013FairGoodFairGood45253.7
October 2011PoorGoodSeriousGood45220.1
September 2009PoorGoodSeriousGood51120.0
September 2007PoorGoodPoorGood51113.9
August 2005FairGoodFairGood51113.9
August 2003FairGoodFairGood41514.5
August 2001FairGoodFairVery Good41514.5
August 1999FairVery GoodFairVery Good39758.6
August 1997FairExcellentFairVery Good39755.6
July 1995FairFairFairSatisfactory37562.7
October 1993FairGoodSatisfactoryFair37563.7
October 1991FairGoodSatisfactorySatisfactory-69.7