![](https://lh3.googleusercontent.com/-q47gXV4qgjA/WhKhHqKu0EI/AAAAAAAAGLo/o1JI_gsF0iUTHUsuc73AXoi_h0dVRlXMACLcBGAs/s1600/rampbones.jpg)
Around this time in 1987 we had commenced building "the Graveyard" skateboard ramp.
This metal frame design meant it was a bit noisier than fully ply?
It worked fine....we bolted three templates of ply to a steel frame that gave the shape of the transition.