Retriangulate TIN Surface - Add Surface TIN Lines from selected CogoPoints

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Is there a way to get surfaces volumes from Dynamo?

@Edwin.Saez , Sorry for the delay. I just started a new job and I’ve been having less time/an adjustment period + other personal matters. Here is your solution. It will get the combined boundary of two selected surfaces and generate a grid based on the grid spacing input, so decrease the spacing if you want higher accuracy. Where surface 1 exists and surface 2 doesn’t, points on surface 1 will be returned for the new surface and vice versa. Where surface 1 and surface 2 overlaps, the point that …