This article discusses and provides a list of what to do in order to maximize safety when an operator exits their sweeper to pick up debris, etc.
This file contains a host of information about what a Job Hazard Analysis consists of as well as ideas and examples of what should be included when designing one for sweepers.
Article by John Meola that covers the four most likely accident types in the construction industry.
BMPs to follow in the event someone tries to rob you on your sweeping route.