Apr 24, 2010 I have taken over the Megaton House and Theme Overhaul mod to fix all the glitches and bugs. 2. Start Fallout 3 and load your savegame. The common house is a three-story building in Megaton that serves as temporary housing for. This common house appears only in Fallout. Dec 13, 2008 Name: Megaton House Overhaul Version: 2.8.0 RC Date Released: 8/18/2009. Category: Buildings Requirements: Fallout 3 Patch 1.5 and. Property deed: Megaton house is a paper note in Fallout 3. This note is automatically given.