"McQualude" wrote in message
...
Yeah, put enough screws in it and it's be fine... no really, you need to
call a professional.

something to play with...
http://www.cwc.ca/design/design_tool...2002/index.php

This calculator doesn't seem applicable - it only shows 2x members. What we
have are sistered 2x8s or 10s. Further, this only deals with spacing up to
24", nothing wider. My joists are 48 o.c.

Andy