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ROCK CREEK & POTOM over NPS STORAGE AREA

Map 

Coordinates:
+38.89081, -77.05344
38°53'27" N, 77°03'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:ROCK CREEK & POTOM over NPS STORAGE AREA
Structure number:3400036P0000000
Location:0.1 miles west of Lincoln
Route classification:Local (Urban) [19]
Length of largest span:131.6 ft. [40.1 m]
Total length:932.1 ft. [284.1 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:67.3 ft. [20.5 m]
Owner:National Park Service [66]
Year built:1934
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:12
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2015 

Status:Open, no restriction [A]
Average daily traffic:13,383 [as of 2007]
Truck traffic:1% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:36.3 tons [33.0 metric tons]
Inventory rating:26.4 tons [24.0 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:41.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201541.5Structurally deficientFairFairPoor13383
April 201341.5Structurally deficientFairFairPoor13383
March 201141.5Structurally deficientFairFairPoor13383
March 200941.5Structurally deficientFairFairPoor13383
March 200759.8Functionally obsoleteSatisfactorySatisfactoryFair13383
April 200559.8Functionally obsoleteSatisfactorySatisfactoryFair13383
January 200359.8Functionally obsoleteSatisfactorySatisfactoryFair13383
October 199860.5Functionally obsoleteSatisfactorySatisfactoryFair13383
December 200060.5Functionally obsoleteSatisfactorySatisfactoryFair13383