Drain Slope: Fall over Length, Percent Grade & Depth
This lesson is part of the course
In this lesson
You calculate the fall, percent grade and end depth of five drain runs, then work backwards to the longest island-sink branch that still reaches the stack.
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Lessons in this course
- Tape Measure Math: Feet, Inches, Fractions & Millimetres Locked
- Offsets: 45° Travel, Other Fitting Angles & Rolling Offsets Locked
- Drain Slope: Fall over Length, Percent Grade & Depth Locked
- Pipe Volume & Water Weight: Gallons, Litres & Pounds Locked
- Flow Rate & Velocity: Q = V × A for Supply Pipes Locked
- Fixture Unit Totals & Pipe Size Lookup Locked
- Water Heater Sizing: Peak Hour, Recovery & First-Hour Rating Locked
- Job Material Estimate & Quote with a Chart Locked