1. Could you post a picture of the proposed location?
2. Do you have a basement?
3. Floor joists- 2x8 16"o.c. span 12'8" 2x6 16"o.c. span 9'9"
4. Ceiling joists- 2x6 24"o.c. span 11'3"
5. Roof rafters- 2x6 24"o.c. span 11'8"
Read this to prevent frost heave: http://books.google.com/books?id=1g...=X&oi=book_result&ct=result&resnum=3#PPA31,M1
Be safe, G
2. Do you have a basement?
3. Floor joists- 2x8 16"o.c. span 12'8" 2x6 16"o.c. span 9'9"
4. Ceiling joists- 2x6 24"o.c. span 11'3"
5. Roof rafters- 2x6 24"o.c. span 11'8"
Read this to prevent frost heave: http://books.google.com/books?id=1g...=X&oi=book_result&ct=result&resnum=3#PPA31,M1
Be safe, G