Some prefabs have a texture plane underground

[deco13]

Some prefabs in Scandinavia have a texture plane underground
texture plane underground ; [13/11/2016 11:06] (sec+0003-0009);15068.2;-21.4027;-34206.1;2.19386

texture plane between kalam & linkop ; [13/11/2016 11:08] (sec+0005-0010);20355.4;5.31327;-38006.6;-2.86726

plane in kristiansand ; [13/11/2016 11:11] (sec-0002-0011);-6433.02;1.96791;-42342.7;-2.13629

plane stavang under that prefab ; [13/11/2016 11:12] (sec-0003-0013);-10678.1;53.4461;-49309.7;0.408942

[IonutL]

Not a bug according to some old post made by devs, which i don't find right now.
Also all visual bugs should be reported only if they are visible using the ingame cameras, from 1 to 8.