There is a beta site with some '2022 products on it, but not coordinates for any passive marker or CORS station.

At the PLSO Conference in January the word, from a source that would have inside info, was to expect a Beta release in June of this year. If that happ...

It may be one of those No5 rebars with a pointed end that has been driven butt end first. The point has been blunted in consequence.

Bob Vollmer dies at age 104 | wthr.com  

The NGS really hasn't put much solid quantitative information about NATRF2022 out on the internet, so AI has nothing base its report on. It seems to h...

A few years back there was a story circulating about a surveyor for the state of Indiana who was retiring at the age of 104. I wonder how he is gettin...

Land Surveying Simplified, By Paul Gay   This book gives the reader some introduction to the kind of instruments surveyors use and why, toget...

Was this a multiple choice question, or were you required to compute coordinates? Presuming that it was multiple choice, the correct choice for the...

Twenty-eight years with one organization..... much different from my experience. I'm with my 15th, and hopefully final, group in my (so far) 35 year ...

Yea Verily! I'd add tribrachs to that list. Cheap (usually chinese) tribrachs detract from precision on day one. Even the best wear out in time.

Until recently we had a 2006 model Lieca robot in regular use, never serviced, with no problems. When we sent it in the service tech demurred to open ...

I should say so. I think that one uses a GEB121 battery. That will be a black cube about 1 1/2" x 1 3/4" x 3 1/2"

Hopefully it is a battery that is not putting out sufficient voltage. But with a unit that old .....

There are several copies available at Alibris.com for a very nominal price. I’ve bought several books from that site, no problems.

If the question was purely a technical one I'd recommend doing it in the same project. But I'm thinking that there are project management reasons to s...

In such a case its perfectly all right to give all the gps points a standard error and report the adjusted coordinates. Maybe hold that one central po...

Here is what Wattles has to say about using the word "due" (from Land Survey Descriptions):   "The cardinal directions, North, South, East, W...

We don't know nearly enough about your "control points" to be able to answer your question. How did they come into your hands, how were they establis...

You seem to be running an azimuth traverse. That is, you are setting the azimuth of the back sight as your "zero" and turning to the foresight, and th...