Answer Page
25‰ Slope In Degrees
Convert slope from permille to angle when route design or training specs use degrees.
Interactive Slope Calculator
Enter rise and run values to compare slope formats.
Percent
Degrees
Worked Steps
- 25‰ means grade = 25 / 1000 = 0.025
- degrees = arctan(0.025) × (180/π)
- Result: about 1.4321°
FAQ
- What percent is 25‰?
2.5%.
Practical Context
How this exact question appears in real work and what the result helps you decide.
Example 1: Route Engineering
Who Asks This Question?
Rail and road teams ask this 25‰ conversion when standards alternate between angle and grade formats. For this exact query: What is a 25 permille slope in degrees?
What This Answer Tells You
The answer provides the angle value for drawings and cross-standard checks. For this case: A 25‰ slope is about 1.4321°.