Rock Creek Trestle Demolition Update April 15, 2019Georgetown Branch related links, History, News, Prototypebsullivan The Rock Creek Hiker-Biker Trail near Ray's Meadow Local Park and Jones Mill Road will experience intermittent closures Monday, April 15, through Thursday, May 2, while the Purple Line Project completes demolition of the train trestle and bridge. pic.twitter.com/FbDKYst2XE— Montgomery Parks (@MontgomeryParks) April 15, 2019