Knol: Analysis of Project Success Criteria and Success Factors
Dimitrios Litsikakis has posted a knol on project success criteria. You can go there and read it. You can also edit it of you wish. The essay is broem into two parts. the first section is on success criteria and the second is on success factors.
Here is the headline list of success factors;
the nature of the project itself,
the performing organization and
the external environment.
If that list is the case, then one of your risk assessment activities is to check the health of each of these dimensions and plan to put as much as is required into the weaker areas.