Posted by Carl Bausch 

Where are the benchmarks????

Does FEMA want us to use GPS (NAVD 1988 Datum) or NGVD 1929 datum and Vertcon with Google Earth Longitude & Latitude to convert to NAVD 1988 datum???

To read the rest of this thread, go to www.rpls.com/forums/viewtopic/42/1116667.