2012. A 'Regulatory Floodway' means the channel of a river or other watercourse and the adjacent land areas that must be reserved in order to discharge t... City of Ann Arbor, Michigan.
2013. Road segments representing centerlines of all roadways or carriageways in a local government. Typically, this information is compiled from orthoima... City of Ann Arbor, Michigan.
2013. River and Stream lines that represent flowlines and cartographic features such as stream centerlines and river banks. City of Ann Arbor, Michigan.