Looks like he gave them a big chunk of termite food.

I don't think that will be as good as simultaneous GNSS. If using water levels, you need stilling wells (buckets with small hole), a calm day, and re...

What is tolerance? Simultaneous GNSS on each side, fairly long session, post-processed together to use only common sats.. Repeat another day, differe...

ƒ??Texas North Central 4202" is the State Plane Coordinate system, which has the job of mapping the round earth on a flat plane.?ÿ Something has to gi...

Another time that had me really worried, there was no yelling.?ÿ I stopped on a gravel road where a railroad had long ago been torn out, to see if the...

Worst I ever got yelled at while checking bench marks was at a newish rural residence. The BM had been set at the fence line back when there was a fie...

I saw one article on water level saying the author liked them but he had seen 3/8 inch error under poor conditions.

@andy-bruner?ÿ A water tube level is cheap and can work around corners ?ÿThe accuracy seriously degrades if the fluid is not all at the same tempera...

Is the thing with the filter a Roelof prism for sun shots? If so, it may be worth as much as the instrument, particularly if it will also fit other in...

I tried to use the profile, but also found it to be no big help and quit.

I agree with your facts but think your evaluation is a bit harsh, as I think NAD83(x) have always been more self-consistent than 27. Each realization...

Isn't that where it hurts when you walk? Or maybe you can't pick that out of all the other hurts.

Maybe

Can you use drugstore reading glasses for this??ÿ They might be had with plastic frames.

I wonder what drives the requirement for 0.001 ft (0.3 mm) relative to outside.?ÿ It seems awfully tight for piping and tanks.?ÿ Even for points in a ...

In some places it is custom or ordinance that the fence owner put it inside the property line. On one side of me that is what happened, and on the oth...

A1+2*A2+2*A3 = 31,145.152 sq ft. A1= 23561.945 ?ÿ?ÿ A2=3499.389 ?ÿ?ÿ A3=292.214 ?ÿ This is of course the idealized math problem.?ÿ In practice ther...

Use contract wording like "due whether or not parcel is sold, due at closing or within 90 days whichever is first."?ÿ Then if closing doesn't happen f...

The key to this is to use a larger triangle that includes A3 and half the barn by extending a side of A3 to the SW corner of the barn.?ÿ That will get...

What Dave Karoly said above.