Forum: James A Hurley's Cave Survey Corner

After discussion from my Compass experiences, I had a couple of suggestions to use Ariane's Line, which is a program designed by a cave diver, for...

I can get the map to plot out from my original .dat file. I'm jacking something up whenever I create the .max file however, and I can't get it to...

Just stumbled over his image of laser cross-section snapshots. I wonder if this technic could find an application in u/w cave survey. [/url]...

In the past, I have either surveyed small caves, or sumps. Sumps are usually part of larger caves, and someone else always did the maps, and I just...

It has been a little while since I used Compass last. Last week I entered a bunch of survey data into a friends laptop, we were able to view the...

I'm becoming more and more interested in surveying and mapping though I'm quick to admit I haven't any experience at it. I'd be curious to hear from...

Hey, how well did the sonar thingy work? I have been wanting to get one for surveying LRUDs and haven't been able to find one lately. I have heard...

I need new software for cave survey work. I have On Station but I am now a Mac user. I am a bit out of touch. What are all of you now using? Any...

I am trying to overlay a compass plot on Google Earth. I have a long/lat coordinate from my GPS 87, 16, 36.5 / 20, 29, 1.25 That plots fine and...

Hi there, me and Alan are progressing quite well in our re-survey of the cave system of Tajma Ha in Mexico and we are now at a point where details...

I've spent my fair share of time discussing the accuracy of a grade 5 survey and the instruments that we use for dry cave survey. From this, I have...

Has anybody ever done a survey on a vertical cave/sinkhole like Hospital hole? I've been able to read and find plenty of info on horizontal surveying...

I am keeping raw survey data structured so that compass does not automatically close loops. This was excellent advice I received from Jim Coke, to...

Does anybody have any tips for measuring distances solo. Measuring unknotted line shots is my priority right now but cave width will be added to the...

I just started to use compass and cant see how to enter depth. I can only enter a depth difference between stations. Maybe it works this way but I...

yo Most cave divers may wonder at the beauty of cave maps and may even use them for cave dive planning but few have learned how to make cave maps....

CONGRATS to Jeff Marchand, Michael Gibby, Rick Hornung and Kurt Lohrman for their impressive exploration and survey of Jug Spring's Source Tunnel. ...