Monday 13 June 2011

True Corridor Datum surface for GPS excavation

When you create a datum surface for GPS excavation remember to set the “Overhang correction” on the corridor to “Bottom Links”
other wise the datum surface will jump up to any link on the top surface of an assembly that has a datum code assigned to it. Thanks Matt Kolberg for this tip

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2 comments:

  1. Overhang correction while creating a datum surface for GPS excavation is the thing i missed while working out my project. Now having got it well.

    ReplyDelete
  2. Interesting concept and not one I've seen before. We usually provide the contractor the design surface only for GPS machine control and then it is up to them to drop the surface down for excavation or locally widen onsite for kerbing etc.

    ReplyDelete

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