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Transitions can be done this way for HO. !. Orthag on Draw a vert line -24". 2. Off set (2) lines to the right 1/2" apart. 3. From the right line draw a line to the right equal to the rad of your track. 4. From the end of this line draw an arc from 0° to + 90°. 5. From the top of the left line strick an arc 9" rad. ccw intersecting your track rad and the left line. 6. Construct a three point arc using the following 3 points. A. Track intersection point. B. Top of the middle vert line. C. Intersection point on the left line. The arc you just constructed is your transition curve for the given Rad track. Construct offset for parallel track. Easy ain't it. [:)]
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