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Watch Out for the Subtle Difference with Regards to Datums: Single Segment Tightens Location - Composite Doesn’t (#159)

(In accordance with Y14.5M-1994 standard)

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Although a couple of past Tips have dealt with composite versus single segment callouts, I continue to get questions regarding the difference. So, here we go again.

Single segment simply means that there are two separate geometric callouts which should be read independently. Both requirements must be met.

Composite, on the other hand, …

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Back to Tips Tip added Apr 2003