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MightyMoe
MightyMoe
@mightymoe
Member
Joined: September 22, 2010 9:13 am
Last seen: June 5, 2026 2:43 pm
Topics: 989 / Replies: 9551
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RE: Hardpacked County Road

The Dewalt is awesome for that. And for setting monuments in hard ground, it's one of our best tools.

3 weeks ago
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RE: Witness Monuments

Ahhhh, I've got to speculate since Florida is Sectionalized that GLO/BLM manuals will be included in your procedures. There will be DOT manuals, board...

3 weeks ago
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RE: Magnetic to True to State Plane Grid Bearing Conversion

I don't know what GPS program you have, but Trimble will give you the Grid to Geodetic north conversion. Then you can get the mag and historic mag rot...

3 weeks ago
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RE: Witness Monuments

@bstrand You always want to think about how things get messed up. I learned the same way, put in a 2' WC on the street side and it got used as line...

3 weeks ago
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RE: Witness Monuments

This is the section discussing WC's in the 2009 Manual.     As can be seen line a line tree the WC becomes an angle point, assuming...

3 weeks ago
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RE: Witness Monuments

@bstrand It's like a line tree, the point being the line is run, for some reason the corner can't be set, maybe it's in a creek, the line is run to...

3 weeks ago
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RE: Witness Monuments

@bstrand I'm not being clear I guess. My example is retracing original monuments. The WC isn't being set, it's being recovered from original notes ...

3 weeks ago
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RE: Witness Monuments

@bstrand Exaggerated sketch: The kink happens at the WC set from the south. Then line is held to the next monument to the north instead of exte...

3 weeks ago
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RE: Witness Monuments

And technically, a witness corner isn't necessarily "on-line". A witness corner 100' south of the E1/4 of a Section creates an angle point in the sect...

3 weeks ago
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RE: Let's discuss defining curves in tract descriptions

@holy-cow Our legal description programs included the delta as a default so I guess we just followed along. Looking back at some pre-computer descr...

3 weeks ago
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RE: Let's discuss defining curves in tract descriptions

left/right, Delta, Radius, Arc Length, Chord Bearing, Chord Distance.

3 weeks ago
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RE: State Plane and LDPs

@norman-oklahoma That would change the dynamic. It would be the same as retracing an 1880 GLO survey,,,,,,,,, use the bearing basis the original wa...

3 weeks ago
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RE: State Plane and LDPs

@norman-oklahoma A two degree convergence is large. When doing retracements you have to be aware of the convergence and deal with it when necessary...

3 weeks ago
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RE: State Plane and LDPs

State plane there is fairly benign, 69ppm, the LDP is quite precise at 3ppm, 3ppm at those distances is pushing the limits of modern measurement devic...

4 weeks ago
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RE: Setting Corners with RTK

I'm with Bruce on this one, we're lucky to be able to check mountains of DOT static run control, they're probably over the top with their surveys, but...

4 weeks ago
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RE: Measurement issues in providing reference measurements to locate existing monuments

Two stone examples: I went through most of a township. The first example is a found marked firmly set stone, 140 years in place so I left it with...

4 weeks ago
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RE: Setting Corners with RTK

Two main issues with a single base are multipath interference and is the receiver over the point at the HI entered into the unit. Using a second base ...

4 weeks ago
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RE: California CRTN Users-A few questions

@shelby-h-griggs-pls Would love to hear some real world results from one of those products on a large scale project.

4 weeks ago
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RE: California CRTN Users-A few questions

I wonder if one of the services provided by vendors like the Trimble Centerpoint RTX system would be exactly what you need. For that size of project i...

4 weeks ago
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RE: Elevation affect on staking with GPS

  Yes ground or grid, but from the xlckpx's wording it's about grid,,,,,,,,I think. Ground distances will be smaller by the ratio of approximat...

4 weeks ago
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