Multiply the two figures together to obtain the square footage of your roof step 2 determine the percentage of water collected from each downspout p.
Runoff from roof stones.
Use a shallow gravel filled trench to catch and slow runoff especially at the base of a slope or alongside a driveway or patio.
In nature most precipitation soaks into the ground where it falls.
Count the number of downspouts coming from your roof.
Minimize impervious surfaces on your property.
Try digging your own gravel path to create an attractive environmental landscaping feature.
Step 1 determine the footprint of your structure f in square feet.
Creating gravel or stone beds can slow runoff filter water and aid in reabsorption of stormwater.
For slopes consider creating a dry creek to catch slow down and.
Figure out where water runs off your driveway or patio and then dig a.
Measure along the length of the house or building and along the width of the house or building in feet.
Be aware that redirecting runoff without soaking it into the soil can negatively impact neighboring properties.
Discharging runoff to an unsuitable area will just move the problems downhill.
Dry wells are particularly helpful in a spot where downspouts are flooding a large paved area or when you re coping with runoff from a large roof.
Locate a rain garden at least 10 feet from your house and at least four times that far from a septic system or steep slope.
Last week i talked a bit about how a green roof is one way to help manage stormwater runoff.
Large river jack stone with silt fabric lining the trench prevent erosion from large volumes of surface water keep weeds out and keeps the stones clean.
Use the water that drains off your roof.
Landscaping tricks to manage stormwater runoff help rainwater absorb slowly back into the earth with paving grids gravel beds and other porous systems.
But you can also learn by experimenting.
We also extended all the runoff from the roof and other catch basin drains in the yard to this creek bed using buried pvc pipe for positive drainage away from the house.
Install a rain barrel or cistern to catch stormwater runoff from roofs.
Another simple and straightforward way is to make sure that the landscape of your garden is.
A swale is a wide shallow ditch in which water can flow to a suitable outlet.
Whenever you are redirecting runoff you must send it to a suitable outlet.
Finally you can dig a dry well in any low area.
Use this water to irrigate garden plants.
Build one watch what happens after a storm and then enlarge it as needed.
Mark where you want to place the path dig two to three inches deep then layer in a hard stone pack on the bottom and some gravel or crushed stone on top.
Divide 100 by the number of downspouts in order to obtain the percentage of water collected from each downspout.
The channel should be protected with grass or other vegetation.
One popular solution to a drainage problem is to route rain water to a low point in your yard where it can flow away from the house naturally over rocks in a dry creek bed.