Share:

CLARA BARTON PARKW over CABIN JOHN CREEK & CABIN

Map

Coordinates:
+38.97089, -77.14703
38°58'15" N, 77°08'49" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CLARA BARTON PARKW over CABIN JOHN CREEK & CABIN
Structure number:3300033P0000000
Location:1.6 MILES SOUTH OF I-495.
Purpose:Carries highway and pedestrian walkway over highway and waterway
Route classification:Local (Urban) [19]
Length of largest span:149.9 ft. [45.7 m]
Total length:378.0 ft. [115.2 m]
Roadway width between curbs:60.4 ft. [18.4 m]
Deck width edge-to-edge:71.5 ft. [21.8 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:44°
Owner:National Park Service [66]
Year built:1963
Year reconstructed:1985
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,970 [as of 2013]
Truck traffic:1% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:80.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$225,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017FairFairSatisfactorySatisfactory897080.2
April 2015FairFairSatisfactorySatisfactory897095.7
April 2013FairFairSatisfactorySatisfactory897095.7
April 2011FairFairSatisfactorySatisfactory897095.7
April 2009FairFairSatisfactorySatisfactory897095.7
July 2007FairFairSatisfactorySatisfactory897092.6
May 2005FairFairGoodSatisfactory897092.6
March 2003FairFairGoodSatisfactory897092.6
July 2001FairGoodSatisfactoryGood897093.7
June 1999FairGoodSatisfactoryGood897093.5