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Old 09-22-2006, 01:03 PM
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Campy
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Default RE: new to scratch building...

ORIGINAL: cochinito77

hi guys im new to the scratch built scene, ive been messing with arf's and a kit here and there, but never scratch built.
how do i go about getting started scratch building? i mean i know i need a "plan" and some wood and glue but how exactly do i get the plan, then im assuming i trace the parts on some of the wood, and how do i know what size (thickness) of the wood?
any help for this newbee would be great..
Raf-
Experience with several kits first is a major help in this.

As a GENERAL guideline, measure the thickness of the wood from the plans, THEN USE COMMON SENSE.

For instance, wing ribs. Under a 40 size plane 1/16" is USUALLY adequate. 40 - 60 size plane, 3/32" and 90 size and up, 1/8" thick.

Here is where the kit experience comes in. Depending on the plane, construction style, how it is powered and how it is designed/or will be flown those thicknesses can change.

This is especially true with wing spars and whether you will use lite ply or aircraft plywood to provide extra strength.

Hope this is of some help.