Basically, how do you avoid this efect:
(https://s28.postimg.org/4n5yl5udp/image.jpg)
Simple. We don't ;)
Is it streamed object? It has incorrect collisions with camera, maybe with sun too.
I believe that only depends on cull zones (http://gta.wikia.com/wiki/CULL#endnote_1), which cannot be created/edited.
Change the time/weather to noon or something
Bump, I don't know if you still haven't solved your problem but I believe it might be related to object flags (which can be edited in VC:MP inside objects.xml): https://www.gtamodding.com/wiki/TOBJ#Object_flags