This is just an addon for other mods.

Just drop the instances inside your kerbal constructs folder and install all mods from this thread:

https://www.reddit.com/r/KerbalSpaceProgram/comments/1cncdvr/list_of_mods_that_add_statics_buildings_to_kerbal/

Dependencies:
-Kerbinside remastered
-Omegas Stockalike Structures No Textures Required (OSSNTR)
-KSC Floodlights Mk2 (KSCFLT02)
-Offshore oil rig
-KSC Extended 
-Colony Blocks and Platforms
-Kerbin City Restored
-Kerbal Cities Pack
-CityX-01 <(Must Have)
-CX Konstruction <(Must Have)