Share:

HIRST ROAD over SOUTH FORK CATOCTIN CK.

Map

Coordinates:
+39.14434, -77.70478
39°08'40" N, 77°42'17" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HIRST ROAD over SOUTH FORK CATOCTIN CK.
Structure number:000000000011011
Location:00.55FR611/00.40TO722
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:35.1 ft. [10.7 m]
Total length:105.0 ft. [32.0 m]
Roadway width between curbs:32.5 ft. [9.9 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1987
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,138 [as of 2014]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Sufficiency rating:92.8
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2016FairSatisfactorySatisfactoryGood1113892.8
March 2014FairSatisfactorySatisfactoryGood50097.9
March 2012FairGoodSatisfactoryGood50098.9
March 2010GoodGoodGoodGood50098.9
May 2008GoodGoodGoodGood50098.6
June 2006GoodGoodGoodGood50098.6
March 2004FairSatisfactoryGoodGood50099.6
January 2002GoodVery GoodVery GoodGood50099.6
January 2000FairSatisfactoryVery GoodGood50099.6
December 1997FairSatisfactoryVery GoodGood50099.6
January 1996FairSatisfactoryVery GoodGood50099.6
December 1993GoodGoodVery GoodGood50099.6
December 1991GoodVery GoodVery GoodGood50099.6