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big-al
@big-al
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Joined: November 2, 2010 12:11 pm
Topics: 86 / Replies: 737
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RE: PPM - Parts Per Million .. what does it mean?

At a very basic level, and not particular to surveying, it is a RATIO. 1 part to a million parts. You might have a ratio of volumes, such as 1 part ...

11 years ago
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RE: Carlson to Civil 3D - Service Providers?

Norman,That's really helpful what you've written. Thank you. I am not familiar with XML, but I've heard enough about it that I know I need to learn a...

11 years ago
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RE: AT&T-pay as you go???

AT&T has been through several iterations of their prepaid service in recent years. Way back, if you used prepaid, you couldn't have data. Then, ...

11 years ago
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Replies: 7
Views: 5
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RE: Calls to Parcel Numbers

Don,I'm seeing the same thing here in western MA, related to tax takings by municipalities. They reference the assessors lot number only, even when b...

11 years ago
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RE: Checking EDM with steel tape

Oh, maybe you misunderstood me, Norman. I would think you're right that a grassy mowed area would be just fine for establishing a homemade base line ...

11 years ago
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RE: Checking EDM with steel tape

Yes, although I haven't been there, I've heard that about the Turner's Falls CBL. There is another baseline at the Pittsfield Airport that is in disr...

11 years ago
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RE: Checking EDM with steel tape

Use your own EDM ...Good stuff. Thanks.

11 years ago
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11 years ago
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RE: Checking EDM with steel tape

What sort of variation in prism constant have you observed, Nate?

11 years ago
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RE: Checking EDM with steel tape

Thanks, paden.I've got an old copy of "Surveying" by Davis and Foote, that should do.I like that batter board system. Just ordered a set of 8.

11 years ago
Topic
Replies: 22
Views: 8
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RE: No Mo Solo!!! TTT

I have a Sokkia SRX robot. I do all my total station work with it, whether traversing through the woods or doing topo. Lately, most projects are don...

11 years ago
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RE: Marking equipment

I don't like to use sharpies directly on my equipment (total station, GNSS receiver, etc.) I think it takes away from their value.I have been using a...

11 years ago
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RE: More railroad (and a few other) surveying pics

The wooden cross at the bottom of the trench, filled with water. Was that where they buried the last surveyor? Just kiddin'. Loved the pictures. Y...

11 years ago
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RE: No Mo Solo!!! TTT

You guys don't like working in the field? I consider it one of the best parts of this work.

11 years ago
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RE: I'm now a solo surveyor

CongratsI went on my own in 2007, and while it can be a bit of a roller coaster, it has overall been an excellent experience, and I look forward to mo...

11 years ago
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RE: Cellular RTK suggestions

Congratulations, that sounds awesome.I had fiddled with getting corrections via internet using T-Mobile, and purchased the $25 monthly pass. I was ab...

11 years ago
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RE: Grid vs. Ground, again

I have read the article "Working with grid coordinates" by the late Richard Sincovec, may he rest in peace. And , had supplied this very same article ...

11 years ago
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