1. The grid (scale) factor doesn't tell you the difference between ground and grid, so the answer is still unknowable. 2. That's an add/subtract prob...

@mightymoe When using the double-bubble as a way to check rod plumbness, should they be at 90° or 180° to each other. Does it matter? If you do 1...

In theory the pole is always perfectly adjusted for plumb and where I am the only user of a pole that is usually the case but one that sits in the tru...

No doubt they're more knowledgeable than google anyway.

Wow i have a IPhone and never tried that. I might have to experiment with that. When you scan with it will it scan to a pdf or in some other format. T...

@mightymoe THRAC Alert.. I clicked the like for your post. It selected thumbs down (which was not my intent). It won't ket me change it. That git me ...

Like the bionicman says: It's very simple to prorate along a curve to replace township lines. Simply convert the end points to decimal lat, long numb...

Hmm, I'm going to get really picky here. My advice is to never, never calibrate, you will thank me as time progresses if you avoid that cluster ...

One of those first principle thought problems. Why did they recommend waiting for satellites to reconfigure? Cause the geometry was poor, maybe eve...

If you can find it makes a difference with RTK lets us know. But it doesn't. I don't see it, crews don't see it. In canopy time can be important, b...

That's awesome, you got it. That's an easy one, you even found the RR spikes.

We send out letters to utilities when a vacation is proposed. They need to respond or they're considered a yes to the vacation. But there is no approv...

Base/Rover? Open sky? Time isn't important for constellation geometry anymore that I've seen with new units. When there were 5-6 satellites then sure...

ya got a creek, ya got a road, and two exactly due east-west lines, all you have to figure out is the POB, simple. Get it monumented, recorded, no...

Put the GPS on the 4-wheeler, set the DC to collect a point every 5 seconds, 1000pts about 1-1/2 hrs of work. Could be 40 acres, could be a couple of ...

GPS is easy. Always, always be sure your basis of coordinates is good geographic data. There is never a reason to skip using all the CORS, Vendor,...

I had a "contractor" tell the engineer that my slope stakes were wrong. I had checked the stakes and they were correct. We met onsite and the engine...