Estates at Three Notch Lot 20 of 21. The Estates at Three Notch consist of 21 lots on 38 Acres of beautiful ridgetop land on Peavine Ridge near Fort Oglethorpe, Highway 2A, Boynton, Chickamauga, & Rock Springs with many views of Lookout Mountain. Estate Lots range from 15 one acre plus home site lots and 6 larger Estate Lots ranging from 2.69 to 5.16 acres. Minutes to I-75 an easy commute to the Chattanooga Metro at intersection of 3 Notch Road & Mel McDaniel Road. Plated with the county as building lots 1-21 'RO Lan Estates', ready to build with County approvals in place. 3 miles from the newest schools built in the county.