Coligny wrote:Not for a by-the-regualtion barrier free building. But for a maximum workable angle for wheelchair/cart access.
My human ergonomical books recommend a 20:1 ratio lenght/height. But i need a reach of 90cm up (post genkan), i can squeeze a 13:1 slope but it's a bit too long already...
Coligny wrote:it's more a delivery cart need.
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