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joist supports

Posted: Wed Apr 22, 2009 8:00 am
by bones
Hopefully a very quick question and answer.....

I know that the joists for a decking structure should be set approx 0.5m apart however at what intervals along the joist should it be supported by posts?

Many thanks

Posted: Thu Apr 23, 2009 12:10 am
by rosebery
Depends on the span.

Posted: Fri Apr 24, 2009 12:47 pm
by bones
3 metres using 4x2 timber joists