Grid = Ground x (Scale Factor) x (Elevation Factor) = Ground x (Combined Factor) Solve the equation for Ground: Ground = Grid / (Combined Factor)

Take a look at the coordinates of all the NSRS horizontal control points - they are given in geodetic (referenced to the ellipsoid) and grid (SPC or U...

Grid is grid and ground is ground. Mixing the two causes problems. On the data sheet for the provided control what does "Ground scale factor = 1" mea...

There are a few things to consider: 1. Ground to grid as indicated by a few other replies to your question. Go to the NGS' Finding Survey Datasheets a...

I just joined RPLS Today an discovered this forum and thread. I have a surveying education background and have begun developing an Open Access library...