6. I screwed cleats to the edge of the sub-road-
bed. By clamping the splines to them, the resultant
Masonite serpent matches the curvature of the sub-
roadbed edge.
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7. At the end of the curves I clamp the splines to a
straight piece of scrap wood. If splines are not clamped
to something straight while the glue cures, they won’t
end up straight.
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