There has been a rise in tire defects that are occurring on mostly touring model bikes. They say that this may be partly due to the tires and partly due to the bikes being overloaded. Course everybody tries to cover their butts when it comes to whom is at fault. Many of us ride and never consider how much weight our bikes are carrying or pay any attention to the manufactures recommended weight limits. Below is a link to where you can punch in your numbers for a specific bike and see how you/it fits into the weight category.
Safe Weight Calculator