On 1-3-2013 21:59, Alain wrote:

>> You may want to avoid too small differences between floor heights, as
>> in the
>> bottom left corner of the town
>>
>
> In real life, you can have cases when you have prety small elevation
> differences between roofs or floors, especialy when they belong to
> different buildings.
> I have seen case with a difference of about 0.5 to 5 cm.
> In some cases, it's a mather of the ground under one of the buildings
> been slightly less hard or compact. This can appen when the later
> building is built a few years later over a former court yard.
> The former building had time to settle down, then, the newer building,
> built flush with the older one, get to settle down. It can also cause
> some serious cracking and bending of the walls and floors...

Exactly so.

Thomas

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