Use the drill to bore holes into the lip of the shed, about 1" below the door. you'll need to use a specialized drill bit to get through the shed wall if it's made of metal.. Edit article how to build a bmx wooden ramp. how to build a wooden bmx ramp in 5 easy steps and 6 tools and materials. you will need a few things so ask around your neighborhood and see if anyone has scraps or boards of wood.. The first step in building a basic wooden ramp is to make some building plans. in particular, the most important thing to determine is the slope that will be needed to build the ramp. in general, for every inch of height, one foot of length will be needed for the ramp..
The following links will take you to publications that have good wooden ramp planning and building advice: wood ramp design and construction manual. wood ramp design - nc state university . this is not a novice-level building project.. To make a catch ramp build less of a curve or make a long triangle with some supports across the center, and down the sides and middle! to better visualize your ramp, you can use 3d modeling software to design your backyard and design a mockup of the ramp.. Secure decking of choice (we used 2x6s) on the ramp starting at the building and working your way down using two deck screws per board at each joist. cut off excess overlap, and use the remaining piece for the next run..