Last seen: April 9, 2026 5:20 pm
I believe there was time that USC&GS used sulphur. I've found a couple of discs set in "yellow stuff", back then I didn't know or care what it was...
Go old school: molten sulphur. Cast iron ladle, propane torch. Heat pour and done.
My 50 yr old Wild N2 came from a dumpster. It works very well. Acquisition $0, repair $0.
Ah, spray paint. The surveyor's graffiti. A very good survey and a very upset client.
FE admit to mountains. But have no reply to the elavation of Everest, or how to measure it. Everest was observed from 100 miles away. The measurements...
When it comes to flat-earthers I have no patience. I also believe that they're just acting. But, ever wonder why gps is based on ecef rectangular? It'...
The time when ....Staking curb about 30 ft downhill from a pavement roller. Me and the other guy were figuring cuts and offsets in our heads. Then I n...
Kent McMillan, post: 434067, member: 3 wrote: Yes, I find it amazing. The 1950 surveyors did have a couple of advantages, one of which was that the te...
The old baseline vector relative dX dY dZ A vector between antenna may not have a useful coordinate. It's the ECEF delta that is the measurement;
Larry Scott, post: 433773, member: 8766 wrote: Check the SOPAC gps data center. SOPAC has the most complete data base I've come across, SOPAC also ha...
Check the SOPAC gps data center. SOPAC has the most complete data base I've come across,
It doesn't appear to be survey related.
The 12 mile arc of Deleware is a good example.Its original (imprecise) layout was lost, or quite nearly obliterated. The Corps of Engineers laid out a...
I don't think opus is the way to go.For second opinion, I use NRC-PPP.Natural Resources d'Canada precise point positioning. I've always received mm ag...
Anyone recall the "Berntsen Top Security 3D Sleeve" monument? A 9/16 stainless rod in a monument well, projecting 3-4 in. And a tiny punch mark. Pain ...
I googled truck axle spline.
Now if she was really trying to be stealthy she should've waited until you left to hide the marks.
Larry Scott, post: 431873, member: 8766 wrote: GNSS demo version processes baseline, but L1 only in demo. Not open source, but free. I meant GNSS Sol...
This is also a code source:
Totalsurv, post: 431856, member: 8202 wrote: Is there any open source software out there for GPS post processing, if so is it any use for day to day b...