The north american vertical datum of 1988 (navd ‘88) internal status report prepared for cism ‘88 winnipeg, manitoba may 24-27, 1988

Abstract

Canada and the United States through their respective national geodetic survey organizations have been cooperating in a project to redefine the heights for bench marks in North America. This report will deal with a history of the levelling network in Canada, provide background information about the North American Vertical Datum of 1988 (NAVD ‘88) Project itself, give an update concerning key Canadian activities and tasks related to the project, and finally state the expected benefits of such an undertaking.