Thanks to everyone who responded to this post.

@va-ls-2867 I wish young surveyors were more aware of equipment errors. They focus too much on the precision and electronic compensators of an inst...

@mightymoe Those very long traverses you mentioned must have been fun. I’m sure you did sun shots along your route as a check.

@norman-oklahoma I’ve never used a robotic station. Isn’t it common practice that you collimate it daily considering you mentioned how rapidly the ...

@john-putnam I agree. The physical plates are still there. I think in Davis & Foote 7th edition it states “Reversing the scope eliminates errors...

Good point. Reading through this thread reinforces my belief that one should know the purpose of a job in order to formulate a plan to carry it out. I...

Reaching way back into my memory, the difference between the closing bearing and the calculated bearing is your angular error and must be distributed ...

Try eBay. Maybe a retired surveyor is trying to unload all his gear.

Totally bogus. I wasn't thinking clearly. On the DL-502 we had it make corrections after it gave us an error on the peg test. What kind of corrections...

I'm conducting research on collimation error versus level bubble error from a peg test. Most sources say the collimation test and the peg test are the...

Here are some field procedures I’ve come up with. To Set a TP at Proper Distance:1. Star key2. Apps3. BasicLevel4. Dist [F2]5. Use return key to ret...

I've got a MF code library written in XML. Maybe you can use it as an example.

@jim-frame I didn’t know radiused was a word. Thanks for the vocabulary lesson.

Welcome.

The county requires us to do sketches in the field books. Recently, I've done a project that was split into two smaller projects. I felt my sketches h...

Thanks for chiming in. Okay, I stand corrected.

What always comes to mind is the way my party chief, who started surveying in the early 1960s, set corners. This was somewhere between 1991 and 1993. ...