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ROCK CREEK PARKWAY over ROCK CREEK

Map 

Coordinates:
+38.90375, -77.05667
38°54'14" N, 77°03'24" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:ROCK CREEK PARKWAY over ROCK CREEK
Structure number:3450001P0000000
Location:0.1 MILES FROM VIRGINIA A
Purpose:Carries highway over waterway
Route classification:Local (Urban) [19]
Length of largest span:87.6 ft. [26.7 m]
Total length:87.6 ft. [26.7 m]
Roadway width between curbs:65.6 ft. [20.0 m]
Deck width edge-to-edge:68.6 ft. [20.9 m]
Skew angle:36°
Owner:National Park Service [66]
Year built:1983
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: June 2015 

Status:Open, no restriction [A]
Average daily traffic:39,736 [as of 2007]
Truck traffic:1% of total traffic
Deck condition:Good [7 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:Better than present minimum criteria [7]
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 the assessed or calculated scour condition. [8]
Operating rating:46.2 tons [42.0 metric tons]
Inventory rating:27.5 tons [25.0 metric tons]
Sufficiency rating:89.4

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201589.4Not deficientGoodSatisfactoryGood39736
June 201389.4Not deficientGoodSatisfactoryGood39736
June 201189.4Not deficientGoodSatisfactoryGood39736
June 200989.4Not deficientGoodGoodGood39736
July 200790.0Not deficientGoodGoodGood39736
June 200572.9Not deficientGoodGoodGood39736
June 200372.4Not deficientGoodGoodGood39736
June 200172.4Not deficientVery GoodGoodGood39736
May 199971.6Not deficientVery GoodGoodGood39736