Traverse Closure Ratio Calculator
A free, browser-based calculator. Runs entirely in your browser — no sign up, nothing stored.
100% FreeRuns in your browserBasic
Enter Values
Enter your values and press Calculate to see results.
How to use this calculator
- Enter the linear misclose and the total traverse length.
- Press Calculate.
- Read the closure ratio.
How it works
Closure ratio = 1 : (total length ÷ linear misclose). A bigger second number is better (e.g. 1:10,000).
Worked example
0.05 m over 1,850 m. ≈ 1:37,000.
Frequently asked questions
What ratio do I need?
It depends on the survey class — common thresholds range from 1:5,000 to 1:20,000 or tighter. Check your spec.
Related tools
Tip: Enter any known values to calculate the remaining results.
All calculations run in your browser. Your inputs are never saved or transmitted.