Centerline Concepts Land Surveying, Inc. is a locally owned and operated business licensed in Oregon, concentrating on the greater Portland Metro areas. Centerline Concepts works side by side with developers, builders, municipals and individual customers on commercial, residential, and government projects. The perimeter of a parcel of land as defined in a deed or represented on a subdivision/partition plat. When the "Record Title Boundary" and the "Occupied Boundary" agree without evidence of unwritten"Encroachments, " a parcel is considered to be free of encumbrances.