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shawn-billings
shawn-billings
@shawn-billings
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Joined: May 29, 2012 9:14 am
Last seen: July 23, 2026 8:33 am
Topics: 93 / Replies: 2598
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RE: Attn: Texas Surveyor Needed

Interested in East [email protected] Surveying and Mapping Company

14 years ago
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RE: Map Projection Coordinates per Bruce McCall

All true Kris. I was waxing on a bit with the superiority of LDP over SPCS. They both have a place.You mention people creating train wrecks... I never...

14 years ago
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RE: Map Projection Coordinates per Bruce McCall

The genius of SPCS was apparent in the industrial era. In the technology era we find ourselves in today, they seem out of date. If anyone is doing any...

14 years ago
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RE: Map Projection Coordinates per Bruce McCall

you have to make more steps to convert your measurements to SPC than I do to convert my measurements to LDP, which is zero.My LDP can be redesigned wi...

14 years ago
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RE: Low Distortion Projections and ITRF (long)

> Well, there's no difficulty in reporting surface distances in the SPCS as long as they are all computed using the same Combined Scale Factor.>...

14 years ago
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RE: Map Projection Coordinates per Bruce McCall

wow. humbling that my little suggestion unnerves you so. perhaps the future also has support groups for surveyors with unhealthy dependencies on a sin...

14 years ago
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RE: Low Distortion Projections and ITRF (long)

thanks for the kudos, Kris. I certainly wouldn't suggest that LDP's are the panacea for every ill. It's just a technology that I think could make a va...

14 years ago
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RE: Low Distortion Projections and ITRF (long)

This is the in-house data sheet I worked up for the City of Kilgore Projection we created. I've done similar data sheets for some of our other project...

14 years ago
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RE: Low Distortion Projections and ITRF (long)

Perhaps an affidavit filed at the county clerk's office could alleviate this? Not sure if this would work, just a thought off the top of my head.

14 years ago
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RE: Low Distortion Projections and ITRF (long)

When we list a call for a bearing, we prefer that bearing to be relatively close to referencing North, not some abstraction of North. And when we give...

14 years ago
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RE: Sea Level Rise, 93-2010

From a few years ago, it seemed like the error estimates were higher (or at least as high) as the determined rise in sea level. I don't know if that's...

14 years ago
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RE: Low Distortion Projections and ITRF (long)

Presently, the LDP's we've been using are in-house only. I still put SPC's on all of our boundary work. (Converting between and LDP and SPC is very si...

14 years ago
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Replies: 38
Views: 1649
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RE: Carlson Surveyor+

presently using Surveyor+ with new Win7 system connected through the Carlson Xport module in the new Survey 2013 desktop software. No issues, although...

14 years ago
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RE: Sokkia GPS

I'm running non-Ashtech GPS hardware with Carlson and post-processing in Solutions. I wrote a little utility that takes the RW5 file and makes it poss...

14 years ago
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RE: Sokkia GPS

I think the best buy on the market is Ashtech's GNSS Solutions. Probably won't be around for long as it will likely be replaced by Spectra Precision's...

14 years ago
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RE: Carlson 2013/Google Earth/Land Information System

I don't have a smart phone, but my wife does. I was about to attempt emailing the KMZ file to her and see if she could open it on her Android phone......

14 years ago
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RE: Looks like an early Ford axle, but not a Model T

A little more research...bahahahaha... sad but funny.

14 years ago
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