hai everyone!
im hosting a 24/7 survival server with the mentioned mods.
IndustrialCraft
http://wiki.industrial-craft.net/index.php?title=Main_Page
BuildCraft
http://www.mod-buildcraft.com/documentation/recipes/
AdditionalPipes
http://www.minecraftforum.net/…ow-called-additionalpipes
RedPower
http://integratedredstone.wikispaces.com/
RailCraft
http://www.minecraftforum.net/…-railcraft-221-forge-smp/
Forestry
http://www.minecraftforum.net/…aft-tree-farms-automated/
oh, and we got DynMap 
currently, we are 5 people playing regularly on the server.
we're looking for people who like these mods and wanna join us.
please post here if you're interested of if you got any questions.
some more info:
its 24/7
no pvp, no stealing, no griefing (obviously)
its survival
some screenshots:
Screenshot 1
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Screenshot 5
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Screenshot 11
Screenshot 12
Screenshot 13
Screenshot 14
cu soon!