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Mark Mayer
Mark Mayer
@mark-mayer
Free
Joined: July 21, 2010 9:32 am
Last seen: August 7, 2026 8:07 am
Topics: 54 / Replies: 3317
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RE: Atlanta I-85 Bridge Collapse

33-48-49N, 84-21-57W. Check it out on Google Earth Street View. It looks to me to be just the stuff in JaRo's picture.

10 years ago
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Replies: 0
Views: 372
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RE: Brass or Bronze?

Jim Frame, post: 421262, member: 10 wrote: .... but who carries hydrochloric acid with them? Geologists. They often carry a small bottle to test for...

10 years ago
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RE: Atlanta I-85 Bridge Collapse

I have to wonder how the FD allowed this fire to get so intense. Plastic pipe isn't that inflammable, is it? Or was there something else in there? D...

10 years ago
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RE: State Plane RTK

Nate The Surveyor, post: 421012, member: 291 wrote: My favorite is to be in an impossible place, watching it click away... and then to say to my self,...

10 years ago
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RE: Vertical Control

Sean Ora, post: 420960, member: 12254 wrote: Those that commented regarding his erroneous procedures are:......Mark Meyer... Please spell my name rig...

10 years ago
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RE: Vertical Control

Sean Ora, post: 420946, member: 12254 wrote: where is your source for claiming his method was wrong Point of fact. I did not say his method was wrong...

10 years ago
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RE: Today's Malfunction

Tommy Young, post: 420817, member: 703 wrote: Has anyone ever seen anything like this? I've seen several in downtown Portland. I have been told that ...

10 years ago
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RE: Vertical Control

RPLS#, post: 418304, member: 12280 wrote: Supposing I don't have an RTK setup, are static gps observations an acceptable way of establishing vertical ...

10 years ago
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RE: Vertical Control

Kevin Samuel, post: 420741, member: 96 wrote: I think FrancisH might be TDD. TDD rarely posted about the technical aspects of Surveying. When he did ...

10 years ago
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RE: TBC- Static solution to get my base Coordinates

therock003, post: 420599, member: 12282 wrote: Of course i will be buying the data from the one located 25kms from my position. For best results I re...

10 years ago
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RE: When Should You Count the Client's Money?

Had a client that got caught up in the 2008 bust. For a couple years after that they would come in from time to time and lay down maybe $500 - $1000 i...

10 years ago
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RE: Re Upped

Nate The Surveyor, post: 420401, member: 291 wrote: ...the conferences are held spring, and fall. DURING the spring rush.... Bigger states who can pa...

10 years ago
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RE: WILD REC MODULE REPAIR

I don't think that those things were ever serviceable. Maybe you can pick up a replacement on Ebay or something.

10 years ago
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RE: I got confused on a survey question

You really have to read that question carefully to get what they are asking. It reminds me of many questions on the FS and PS tests in that sense. Per...

10 years ago
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RE: Vertical Control

FrancisH, post: 420324, member: 10211 wrote: I think you are a bit confused between ellipsoidal heights & geoidal heights. I nominate your post f...

10 years ago
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RE: What is GIS anyway?

spledeus, post: 420288, member: 3579 wrote: Accuracy. Are you saying that if the position was, by some miracle, accurate it could not be used in a GI...

10 years ago
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RE: What is GIS anyway?

spledeus, post: 420288, member: 3579 wrote: Accuracy. Are you saying that if the position was, by some miracle, accurate it could not be used in a GI...

10 years ago
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