the classic traditional slate roofs in norway use slate formed with a rounded bottom much like a droplet or a beaver tail. in addition to the beauty of form there are technical advantages which include improved flow of water over the roof surface compared to squared bottoms.
in cities with wooden houses built closely together there is always a risk of fire spreading from house to house. a proper slate roof is one of the most fireproof alternative available so in a number of cities suffering from extensive fires, slate roofs were installed during rebuilding in order to prevent fires from spreading
this roof design is amazingly aesthetic. the repetition in form is balanced with the subtle natural difference of each individual tile. over time the individual differences fade as they acquire a pleasing patina.
as this type of roof has become very expensive it is not often installed for private housing. so i was very pleased to see the damaged roof of the nearby lighthouse called stavernoddenfyr was repaired in the original style
i have featured this last photo previously on Hive. it is included here but is not to be considered as the actual entry to the contest which by rule is the first photo