How To Bury A Gutter Downspout
The most difficult part is digging the trench.
How to bury a gutter downspout. Dig a trench along the desired route of the drain pipe. Cover the inside of the fitting with pvc cement and push it into the lower end of the gutter downspout. On the flip side burying drain pipe is more work intensive but it s a guaranteed way to keep water away. We found that the trench needs to be 10 12 inches deep with about a 2 inch slope.
Weisman recommends extending the trench at least 8 feet from the downspout if there s available space. Don t bury aluminum downspout drain lines buried aluminum downspouts photo below left corrode through and leak fairly quickly as the aluminum metal is thin and when exposed to corrosive soils or even acidic water from leaves and vegetation or salt from ice melts used nearby the material will be damaged. Dig a trench about 6 inches wider than the drain pipe you plan to bury and dig the hole deep enough so that the drainpipe sits 3 inches below grade. Repeat the similar procedure for the other end of the angle to connect it to the ground pipe.
Dig the trench 15 inches wide down the entire length. First thing first dig a trench. Dig a sloping trench from your downspout to a point 8 feet away. Make sure your downspout extension and connector fit together and on your gutter.
Since my in ground pipe ran right past the garage i had the garage downspout dump in as well. The end of the trench next to the house will be 18 inches deep and the far end will be 30 inches deep. Besides making sure the slope is correct you ll want to make sure the pipe run ends in a good location. We researched how long and deep the trench should be.
Start laying your drain pipe by attaching a 90 degree angle pipe to the gutter downspout. To avoid these problems bury your gutter downspout and direct the storm water flow away from your house. On the house i used downspout adapters with leaf guards. Use your tape measure to periodically check of the width and depth of the trench.
Make the trench the same width as the downspout pipe and about 12 inches deep.