Take one Jig Saw / Sabre Saw and one draw on sheet of timber. Ensure the timber is raised more than the length of the blade (the observant will...
Inked in black the "cut out" lines, including between each track centre for the spiral proper, as well as around the inside of the...
Drawing a spiral for the track centres. Next: drawn over the pencil arcs with a permanent marker - Red for track centres
Drawing a spiral for the track centres. Halfway through drawing freehand arcs, I determined that I really need more section lines to draw to,...
Drawing a spiral for the track centres. Second, draw lines out for each Support (every 45 degrees). Using simple triangles to find 45 degrees:...
Drawing a spiral for the track centres. First, find the centre of the spiral. since this is an oval helix, I've got two centres, separated by the...
Drawing a spiral for the track centres. a blank slate, some tools and a printout of the magic measurements to draw to
Saw horses and 1x2's to hold the helix subroadbed for drawing and slicing
The helix itself will rest upon this base, 17mm thick MDF screwed to 1x2 lying flat (not standing up). The base itself is resting on a framing...
Using the track-plan printed at 1:1 to work out where the ladder has to go in order to fit; including the approach ramp for the spiral helix....