30.00° Slope = 57.74% Grade
Results
Elevation Grade
57.74%
Elevation Grade for 30.00 degrees:
- Degrees: 30.00°
- Percent Slope: 57.74%
- Rise/Run Ratio: 0.5774
- 1 in X Ratio: 1 in 1.73
- Inches per Foot: 6.93"
- mm per Meter: 577 mm
Frequently Asked Questions
What is 30.00 degrees in other formats?
30.00 degrees equals 57.74% slope, or a 1 in 1.73 ratio (rise/run).
How steep is a 57.74% slope?
A 57.74% slope corresponds to a 30.00 degree angle and means for every 100 units of horizontal distance, there is 57.74 units of vertical rise.
What is the rise per foot for a 30.00 degree slope?
A 30.00 degree slope has a rise of 6.93 inches per foot of horizontal distance.
Nearby Slope Values
| Degrees | Percent Slope | 1 in X Ratio |
|---|---|---|
| 27.50° | 52.06% | 1 in 1.92 |
| 28.00° | 53.17% | 1 in 1.88 |
| 28.50° | 54.30% | 1 in 1.84 |
| 29.00° | 55.43% | 1 in 1.80 |
| 29.50° | 56.58% | 1 in 1.77 |
| 30.00° | 57.74% | 1 in 1.73 |
| 30.50° | 58.90% | 1 in 1.70 |
| 31.00° | 60.09% | 1 in 1.66 |
| 31.50° | 61.28% | 1 in 1.63 |
| 32.00° | 62.49% | 1 in 1.60 |
| 32.50° | 63.71% | 1 in 1.57 |
How to Calculate Elevation Grade
- Enter any slope measurement: degrees, percent grade, ratio, inches per foot, or mm per meter
- The calculator instantly converts to all other slope formats
- Results show: degrees, percentage, rise/run ratio, inverse ratio, and construction measurements
Formula Reference
- Percent Grade: Grade % = tan(angle in degrees) × 100
- Rise/Run Ratio: Ratio = tan(angle in degrees)
- Angle from Percent: Degrees = arctan(percent / 100) × (180/π)
- Inches per Foot: Rise per foot = tan(degrees) × 12
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