Matches in DBpedia 2014 for { ?s ?p Boulder Bridge and Ross Drive Bridge are historic bridges located in the Washington, D.C. portion of Rock Creek Park, an urban national park listed on the National Register of Historic Places on October 23, 1991. Boulder Bridge was constructed in 1902 and carries Beach Drive across Rock Creek, a tributary of the Potomac River. The reinforced concrete arch bridge was designed by architect W. J. Douglas and was built at a cost of $17,636.Ross Drive Bridge was originally constructed as a timber bridge in 1903 to carry Ross Drive over a tributary ravine of Rock Creek. The bridge was rebuilt in 1907 with a 168-foot (51 m) span. It was designed and constructed by the United States Army Corps of Engineers.Boulder Bridge and Ross Drive Bridge were added to the National Register of Historic Places on March 20, 1980. In addition, the bridges are contributing properties to the Rock Creek Park Historic District.. }
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- Boulder_Bridge_and_Ross_Drive_Bridge abstract "Boulder Bridge and Ross Drive Bridge are historic bridges located in the Washington, D.C. portion of Rock Creek Park, an urban national park listed on the National Register of Historic Places on October 23, 1991. Boulder Bridge was constructed in 1902 and carries Beach Drive across Rock Creek, a tributary of the Potomac River. The reinforced concrete arch bridge was designed by architect W. J. Douglas and was built at a cost of $17,636.Ross Drive Bridge was originally constructed as a timber bridge in 1903 to carry Ross Drive over a tributary ravine of Rock Creek. The bridge was rebuilt in 1907 with a 168-foot (51 m) span. It was designed and constructed by the United States Army Corps of Engineers.Boulder Bridge and Ross Drive Bridge were added to the National Register of Historic Places on March 20, 1980. In addition, the bridges are contributing properties to the Rock Creek Park Historic District.".