Showing posts with label Survey. Show all posts
Showing posts with label Survey. Show all posts

Sunday 8 September 2019

CREATING A PROFILE IN SURFER

CREATING A PROFILE IN SURFER
                                  
Note: This works with a multilayer maps especially from Surfer 12 and above.                            

1.Select your multilayer map which u have already plotted.                   

2.Goto Map tools, select Add to map and goto Profile.                                  

3.Click on the map where u want the cross section line to start and double click where you want it to end.
After double clicking on where u want it to end, your profile object is automatically created and placed below the map.                                             

4. Select the profile object in the Contents window. Choose the appropriate surface.
Edit the line and fill properties for the surface.                                 

You can also assign projection or coordinate system to the surface for use in another software platform.
Regards.
Surveyor Honest GIS specialist

Thursday 5 September 2019

Resection Surveying Using Nilkon TS

Resection Surveying Using Nilkon TS

Using free station mode entails that u have at least 2 stations of known coordinate which u can use to do resection in other to oreint ur instrument for setting out.

let me explain how it works.          

Set up ur TS in a convenient point considering the 2 points u r using for resection and ensuring that the make a well-conditioned triangle.

On ur TS after the necessary temporary adjustments and goto menu.

Select Resection and input the coordinate of the 1st point or search the point if it's existing in the TS already. Sight the point.

Input the coordinate of the 2nd point and sight it also. Press calculate, the TS processes the data and displays the misclosure and other data.

If the misclosure falls within acceptable range, u can continue your work and maybe sight one those points again for check to know the disparity if any within the 2 coordinates( the previous one and the new one u got).

Then after the resection, Goto stake out on the menu, input the coordinate of the point u want to setout.

The TS shows u d direction to turn ur instrument and distance from where u set up. Turn to the direction until u get may 0D0m0s(though u may not get exactly 0s like this).

Then ask ur reflector man to go to that direction and getting the rough distance as displayed on the TS. sight the point and the TS shows the distance.

If it's negative then the reflector man should come towards u but positive away from u.

U continue the back and forth movement until u get the actually distance or u can just measure the distance from the TS to that direction and using ur TS to confirm the distance.

You input the next coordinate and continue the same process of turning to the direction and measuring the distance until u finish ur setting out.

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