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MILITARY ROAD over ROCK CREEK & BEACH D

Map

Coordinates:
+38.96104, -77.04444
38°57'40" N, 77°02'40" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MILITARY ROAD over ROCK CREEK & BEACH D
Structure number:0229
Location:MILITARY RD OVER ROCK CR
Purpose:Carries highway and pedestrian walkway over highway and waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:83.0 ft. [25.3 m]
Total length:220.2 ft. [67.1 m]
Roadway width between curbs:55.1 ft. [16.8 m]
Deck width edge-to-edge:71.5 ft. [21.8 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1956
Year reconstructed:1998
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:24,100 [as of 2007]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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: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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:79.2
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$6,800,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016GoodGoodVery GoodGood2410079.2
April 2014GoodGoodVery GoodGood2410079.1
June 2012GoodGoodGoodGood2410079.1
May 2010GoodGoodGoodGood2410079.1
May 2008GoodVery GoodGoodGood2410079.1
June 2006GoodVery GoodVery GoodVery Good2500079.0
June 2004GoodVery GoodVery GoodVery Good2500079.0
July 2002GoodVery GoodVery GoodVery Good2500079.0
November 1998GoodExcellentVery GoodVery Good2500077.0
February 1997PoorPoorPoorFair2500056.8
January 1997FairFairFairFair2500075.9
December 1994PoorPoorPoorFair2500054.6
October 1992PoorPoorPoorFair2500058.7
October 1990PoorPoorPoorFair2500058.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,7601,760000
Steel Protective Coatingsq. ft.21,55421,554000
Deck
Reinforced Concrete Decksq. ft.15,73015,16057000
Substructure
Reinforced Concrete Pier Walllinear ft.1401271210
Reinforced Concrete Abutmentlinear ft.1402814980
Joints
Strip Seal Jointlinear ft.136001360
Bearings
Movable Bearingeach2702700
Steel Protective Coatingsq. ft.5045005
Fixed Bearingeach94500
Steel Protective Coatingsq. ft.1615001
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.8808463220
Steel Protective Coatingsq. ft.2,0502,0060044
Reinforced Concrete Bridge Raillinear ft.6605669400