They do, they appeared on sectionals as obstacles https://www.federalregister.gov/articles/2010/10/28/2010-27251/revocation-of-restricted-areas-r-3807-glencoe-l

They do, they appeared on sectionals as obstacles https://www.federalregister.gov/articles/2010/10/28/2010-27251/revocation-of-restricted-areas-r-3807-glencoe-la-and-r-6320-matagorda-tx https://www.federalregister.gov/articles/2010/10/28/2010-272...