Complicated Setting-out problem - possibly complex Superhatch? coding?
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I'm having intense headaches trying to work out a method to create a setting-out drawing for planting trees on a habitat site I'm working on.
Background - I've been given simple autocad files with planting areas drew with polylines, a typical detail and an excel document. The task is to create a setting-out point labelled with the tree species for each tree in the planting schedule.
There's a few rules to be followed,
for example:
- the trees have to be planted in groups of 3-7 of the same species
- trees have to be planted in staggered rows
- slow growing species have to be planted next to fast growing species, not grouped together.
This is the main problem, going further the area also has a border in which no canopy species can be planted only understory. slow growing species need a bark mulch layer 50cm around centre of tree.
May best idea so far was to make 2 templates (one for internal and one for border) based off a 1000m2, making sure the trees were grouped in 3-7, staggered etc. I then created a block from this, used the super hatch command to fill the desired area, exploded the super hatch (so that the points could be uploaded onto GPS for setting-out) and used map trim to clean the area. I was then going to use the eattext command or similar to create a list of the plants in each row to aid the planting crew. so the engineer would set out the first and last point, and then pull a string line and the planters would work through the 'row list' with given spacings.
This idea only worked when the spacings given on the typical detail (no obsolete and so not mentioned above) took precedent, the designer has now decided that the schedule takes priority, in other words I have to make sure that there's the exact number of trees/species on the schedule within the area, and because of the irregular shapes this can't be guaranteed. I'm no expert on CAD and am at the end of my knowledge.
Can this be solved using Civil3d?
Do I need to learn how to write some complicated Lisp or something, I don't know. I think that's the problem usually I'm happy to research the method but this is an 'unknown unknown' and therefore I have no idea where to start.
Template Example
attached an example of the schedule and an example of where I am at so far.
look forward to hearing from you.
T