How big should the gap be?

[Ribons]

ok will do.
Thanks

 

[Jonatan79]

Exactly, if you're dumb enough you can build a low deck across the entire plot but not closer than 4.5m from any neighbors

 

[under_construction]

Exactly, if you are dumb enough you can build a low deck across the whole property but not closer than 4.5 M from all neighbors

I thought you could build all the way to the property line? Provided that it is low enough.