There's no room for error when it comes to land surveying. That's why Barker Surveying takes pride in our extensive track record of providing only the most accurate, insightful results about your property. We're the area's most trusted land and building surveyor in Salem, OR, capable of undertaking an extensive range of surveying. An ALTA survey in Salem, OR is going to tell you just about everything you need to know about a parcel of land. Details of an ALTA (American Land Title Association) survey include boundary locations, improvements, structures and features on the land, any easements present and more.