Thank you everyone. Some useful tips and information. The reason I was thinking of going with a concrete roof over this 48ft.x28ft. section of the house is to save on costs associated with labour plus sheeting, shingling, insulating, drywall on ceiling, etc. I was going to look into some type of...
What would be more cost effective: a conventional roof or concrete, over 48ft. x 20ft. ICF foundation walls? Anyone know of good systems out there that will span 20ft.?