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GWMP (SB) over BOUNDARY CHANNEL

Map

Coordinates:
+38.88294, -77.05761
38°52'59" N, 77°03'27" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:GWMP (SB) over BOUNDARY CHANNEL
Structure number:3300019P0000000
Location:1.0 MILES NORTH OF I-395.
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:140.1 ft. [42.7 m]
Total length:355.0 ft. [108.2 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:38.1 ft. [11.6 m]
Skew angle:30°
Owner:National Park Service [66]
Year built:1965
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 - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: April 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:23,700 [as of 2007]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:59.4 tons [54.0 metric tons]
Inventory rating:35.2 tons [32.0 metric tons]
Sufficiency rating:78.1

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201578.1FairSatisfactoryGoodSatisfactoryFO23700
September 201378.1FairSatisfactoryGoodSatisfactoryFO23700
April 201178.1FairGoodGoodSatisfactoryFO23700
April 200978.1FairGoodGoodSatisfactoryFO23700
June 200778.1GoodGoodGoodGoodFO23700
May 200578.1GoodGoodGoodGoodFO23700
July 200378.1GoodGoodGoodGoodFO23700
September 200178.1GoodGoodGoodGoodFO23700
May 199978.0GoodGoodGoodGoodFO23700