How to Make a Mini Ramp (DIY Halfpipe) : 12 Steps (with Pictures) - Instructables
How To Build a Miniramp Halfpipe in Your Backyard - Timelapse - YouTube
Half-pipe - Wikipedia
How to Make a Mini Ramp (DIY Halfpipe) : 12 Steps (with Pictures) - Instructables
Halfpipe + DIY planters built by a few Departikans. Not so punk rock...but sure does make the ramp a bit easier … | Backyard skatepark, Dream backyard, Backyard fun