Concrete building module roof form and support apparatus

A composite roof form, comprising:

• a beam having a recessed horizontal lip portion, a portion of said beam extending above said horizontal lip portion to define a roof form side wall;
• at least three upright building walls laterally connected to define an interior building space, said interior building space containing a building floor, wherein one of said upright building walls is a beam opposing wall oriented to substantially face and positioned to be spaced apart from said horizontal lip portion of said beam, and wherein said at least three of said upright building walls each have a wall upper end segment defining a roof form side wall;
• and a roof form support structure comprising at least one support leg extending from the building floor upwardly along said opposing wall to substantially the bottom of the upper end segment of said beam opposing wall and including a support panel having a panel connected end joined to said support leg and a panel engaging end and a panel upper surface and having a lip portion engaging structure resting on and supported by said lip portion, such that said panel upper surface extends along the bottom of said wall upper end segments and said panel upper surface thereby defines at least a portion of a roof form bottom wall.