A free and simple calculator to find topographic levels with two use cases for now.
Find Topography levels from two points separated by distance or from a point and its slope in percentage.
Other use case is to find Topography levels from pavement data as in chaining and x distance from centerline.

Its a practical calculator to use in topography field jobs either if you are a topograph, civil engineer, architect or work on topography activities this app may help you if in need to calculate Topographic levels at anytime on your field job.