Courthouse Highway over Great Swamp


+36.90695, -76.70905
36°54'25" N, 76°42'33" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Courthouse Highway over Great Swamp
Structure number:000000000010370
Location:0.44 Miles from Route 692
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:38.4 ft. [11.7 m]
Total length:40.4 ft. [12.3 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1952
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,733 [as of 2014]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 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: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 protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:68.2
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$199,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018FairSatisfactoryFairFair473368.2
May 2016FairSatisfactoryFairFair473368.2
May 2014FairSatisfactoryFairFair490768.1
May 2012FairSatisfactoryFairFair490768.1
June 2010FairSatisfactoryFairFair490766.7
June 2008FairSatisfactoryFairFair490766.7
June 2006FairSatisfactorySatisfactorySatisfactory543175.9
August 2004FairSatisfactorySatisfactorySatisfactory550375.8
July 2002FairSatisfactorySatisfactorySatisfactory444778.6
August 2000FairSatisfactorySatisfactorySatisfactory524676.0
July 1998FairSatisfactorySatisfactorySatisfactory524676.0
July 1996FairSatisfactorySatisfactorySatisfactory500078.3
August 1994FairGoodSatisfactorySatisfactory420079.5
August 1992FairVery GoodSatisfactoryVery Good663575.8
August 1990PoorGoodFairPoor663545.6