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Mark Mayer
Mark Mayer
@mark-mayer
Member
Joined: July 21, 2010 9:32 am
Last seen: August 3, 2025 1:00 pm
Topics: 54 / Replies: 3317
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RE: Measurement of HI with a metric steel tape - ? of Does it Matter?

@eddycreek This is exactly what I use, and have for years. Not too tough to find them at HD.

5 years ago
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RE: Measurement of HI with a metric steel tape - ? of Does it Matter?

You know me, in a manner of speaking. I've been licensed for 23 years and I go in the field most days. This weekend I'm nursing a pretty good case of ...

5 years ago
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RE: PS Study Prep

If you are going to share contraband then you best be very discreet about who you share it with. In the meantime, I agree with others that a good Sur...

5 years ago
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RE: Anyone here licensed in both the US and Canada?

There is an Mohawk Indian Reservation in Quebec that adjoins a similar reserve in New York State. The tribe members consider it all one, and they move...

5 years ago
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RE: Baseline

I agree that the measurement between base and rover is properly referred to as a vector.?ÿSo called because it is a 3d measurement. A baseline is a me...

5 years ago
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RE: ALTA Table A ~ Item 15 (Rectified orthophotography...)

There is a web service called Nearmap which provides orthophotos in the 4cm pixel range. There is a fee, but it isn't huge. Photography in my area upd...

5 years ago
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RE: Robot lifespan

Here in the Pacific NW we work in the rain and get our instruments wet on a regular basis. We also bring them inside to dry out overnight, out side of...

5 years ago
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RE: Carlson computer specs

@robertusa No doubt a mass produced computer can be cheaper than a one-off for a given performance spec, but if one chooses components carefully the ...

5 years ago
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RE: Setting Up Primary Control

With GPS it matters how many epochs you include in each "shot". A single reading may be the average of several minutes of observations, or it may be a...

5 years ago
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RE: SP80 Creepying up to poor precisions

Could be that you are not getting the corrections updated at the necessary intervals, and the integer solution decays until it pops. Check on your cel...

5 years ago
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RE: Dutch Hill DH-1000 Tripod for Robotics?

@bstrand Miles better. There are plenty of wood tripods, but not all woods are created equal. Other wood tripods I have used are crazy heavy and swel...

5 years ago
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RE: Dutch Hill DH-1000 Tripod for Robotics?

I haven't used Dutch Hills lately, but I did have a couple different DHs with the composite heads and round leg components back in the '90s. They woul...

5 years ago
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RE: Fence litigation in Oklahoma

"East Landowners' son shot West Landowners' dog." Now, that's entertainment. McGlothlin is a really good case to read. I was able to figure out just ...

5 years ago
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RE: GIS

Oh, the irony. With all the time we spent around here harping about how GIS stands for "Get it Surveyed", now we have complaint that the city won't ju...

5 years ago
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RE: Seeking licensure advice

Posted by: @jph My licenses hang on the wall. No clue where my useless diploma resides.?ÿ Hopefully the knowledge you acquired is with you at all t...

5 years ago
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RE: Peanut prisms - not as accurate as Traverse prisms?

If you are using a Leica prism with non-Leica equipment you might like to review the prism offset you are using. It's not going to be what's printed o...

5 years ago
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RE: Control Points Using GPS and Total Station

That should read:?ÿ Presuming that you are using NAD83(2011) then Geoid18 is the model to use.

5 years ago
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RE: Steady sticks

A pair of 4' lath used in lieu of a bipod to steady the prism pole. Actually works quite well for short term occupations.?ÿ

5 years ago
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