Rules and Regulations
36 C.F.R. - Rules and regulations that apply to all National Park Service sites may be found in Title 36 of the Code of Federal Regulations (Parks, Forests, and Public Property), Chapter I, Parts 1-199.
Park Compendium- A compendium is a list of park-specific rules and regulations. This list is used in combination with 36 C.F.R. The link above directs you to the park compendium for the George Washington Memorial Parkway and related sites.
Record of Determination Reconfirming and Restating Bicycles are not allowed on roadways of the Clara Barton and George Washington Memorial Parkways
Record of Determination for partial closure of portions of the George Washington Memorial Pakrway (near Spout Run) for Public Health and Safety