This example shows how to assign control numbers to six concrete walls. As four of these walls have the same cast unit position, you cannot make a clear distinction between the cast units based on their position number. That is why each wall will get a unique identifier that indicates their erection order at the site. The erection order also affects the order of shipping. For example, the wall number 1 needs to be shipped on top of the delivery, because it will be erected first on the site; the wall number 2 should be the second on the bundle, because it will be erected next; and so on.
The following image represents the desired end result.
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Erected as 1st |
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Erected as 2nd |
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Erected as 3rd |
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Erected as 4th |
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Erected as 5th |
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Erected as 6th |
To assign control numbers to the concrete walls: