i work on a lot of big project. Big and small though i work with Carlson survey program. Its based on auto cad. when i get the cad DWG from the general contractor i scale the drawing to 1/12 or .083333 and then can create my 0,0 also the control i establish in the field i place on the drawing...
i did setup control points and =resection a point on the slab. I just prefer to stack up my lines on the edge of the building. I was able to get onto the adjacent building. thanks.
ebay has alot of them. i would recommend a topcon. all my equipment is nikon but i had 1 topcon and it was my favorite. Just the local supplier pushes everyone to purchase nikoon.
i dont see why you say this should be in autocad forum. today most surveyors work with survey programs that are designed with autocad!!!
i personally use carlsonsurvey witch is a autocad program with addons.
you can draw without setting your limits and scale the hole drawing when finished...
i am a surveyor in nyc and have been working on building for 10years now. but now i am having a problem running my control up the building. the building is 40 floors and the adjacent building i cannot get asses to put targets onto! any ideas on getting the control up from 2 sides of the building?
if you are using a newer totalstation that has a hozontal compensator, then i would leave it. but once the gun runs out of level alot i would check your backsight.
but remember also if you DO have a compensator , when you zero out the gun you should hit your backsight!!!the gun is going to...