According to Greek National Annex ELOT EN 1991-1-3/NA:2009
Article
Commentary
4.1(1)
The characteristic values of the snow load on the ground is calculated using following formulae: (with respect to the snow zone)
Where:
A – altitude above the sea level
4.2(1)
Using the default EN
4.3(1)
5.2(7)
5.2(8)