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# Formulas That Work Discussions (17)

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### Levelling Calculations made easy - Rise and Fall Method

I have drawn up a spreadsheet explaining how to do the basic calculatuions for the rise and fall method of leveling my surveying students w…

Started by Rolita Rode La cockLatest Reply

### Double rodding, I never called it this, I used Double turns, 2 of something

Hello Eveyone, I guess it does not matter what you call it ,if it can be mastered it saves time and money. Running long level runs can tak…

### L. R. , What is L R ? I was asked that one day. He was not ready for the answer.

One Day, On the tailgate of my survey truck I had plans waiting to be look at , and calculators here and there with Data Collectors, scales…

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### Use Shadow of a Tree to Calculate Height

Here is a really cool trick to calculate the height of a tree using its shadow, taught by Jeff Jenson of UNLV

Started by Jaybird

4 Aug 5

### L. R. , What is L R ? I was asked that one day. He was not ready for the answer.

One Day, On the tailgate of my survey truck I had plans waiting to be look at , and calculators here and there with Data Collectors, scales…

Started by Billy Brooks

10 Jun 14, 2016

### Traverse, Traverse Line and How does GPS fit into all of this with GPS Traverse

If you look the word traverse up it is used as a noun, a verb, a adverb, a adjective and the list goes on.It also  has many definitions oth…

Started by Billy Brooks

13 Apr 1, 2016

### Double rodding, I never called it this, I used Double turns, 2 of something

Hello Eveyone, I guess it does not matter what you call it ,if it can be mastered it saves time and money. Running long level runs can tak…

Started by Billy Brooks

3 Mar 21, 2016

### Calculation for levelling -- Collimation method or what ever else its called

I created a spreadsheet to explain the collimation methods calculations to my surveying students, they found it very useful, hope that you…

Started by Rolita Rode La cock

7 Feb 24, 2016

### Surveying formulas

I am a rodman and i have three years of land surveying exp. but i am now doing industrial surveying work and next year i want to go retake…

Started by Brian Gay

3 Feb 17, 2016

### Use a scale/ruler to measure the height of a tree

Make a clearly visible mark on the tree trunk at a fixed, measured height above ground level—say, four feet, or six feet. Hold a ruler in f…

Started by David Bosshard, RLS

4 Feb 16, 2016

### Levelling Calculations made easy - Rise and Fall Method

I have drawn up a spreadsheet explaining how to do the basic calculatuions for the rise and fall method of leveling my surveying students w…

Started by Rolita Rode La cock

4 Feb 16, 2016

### Rules of Thumb for surveying

Several rules of thumb which makes life a little easier: When checking in and your off 30" remember 20" is 0.01' in 100' so if your 50' fee…

Started by Michael Alan Sanchez

2 Feb 16, 2016

### Secrets of Mental Math

This is a book i stumbled across called Secrets of Mental Math for you to download and read.  Enjoy surveyors!

Started by ⚡Survenator⌁

0 Feb 16, 2016

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