Rain Garden Site Selection and Installation - Rutgers Cooperative ...
Rain Garden Site Selection and Installation - Rutgers Cooperative ...
Rain Garden Site Selection and Installation - Rutgers Cooperative ...
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Percolation TestSteps:Planning Steps<strong>Site</strong> Visit1. Dig a hole 12 inches deep by 6 inches in diameter.2. Fill hole with water <strong>and</strong> let st<strong>and</strong> until all the waterhas drained into the ground.3. Refill the empty hole with water again. Measure thedepth of water with a ruler.4. Check the depth of water with a ruler every hour for4 hours.5. Calculate how many inches of water drained perhour.~1 inch of water draining per hour is good
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