Is geodetic distance synonymous with grid distance? Baselined as in checked on a calibration range? In 1994 we used a Topcon GTS-4A for an FDOT proj...

We had good results so far on our current project with total station distances vs. GPS -derived distances. Points 1 to 2 and 2 to 3 were both within a...

Those are my words. They just want something official like an NGS point.

@mightymoe?ÿ All kidding aside, I initially agreed with management on the validity of their argument, but the next day I reverted back to my original...

@jed?ÿ Interesting method. Thanks for sharing!

@jed?ÿ I can't visualize how you only have to go one direction. We haven't started the traverse yet. It will go a quarter mile north, a quarter mile ...

I have recently discussed this with management. We are starting a traverse on a pair of our GPSed points and ending on a pair of our GPSed points. Man...

I forgot to add this quote with the 2 pictures. It appears that the placement of the 3 nails and discs were well planned.

@thebionicman?ÿ I'll take your word on that. I've been influenced by the warning in the old SMI User's Manual in regards to their 2-point resection p...

@flga-2-2?ÿ You didn't miss anything. I'm not familiar with the Manual of Instructions (BLM?) that you mentioned. Do you happen to have a URL for it?

A decision to recover the point has not been made yet. In recent years it has become routine for contractors to mill a road before resurfacing it. The...

Avoid angles approaching 180?ø when using 2-point resection!

What are you setting out? Would a 2-point resection suffice?