Originally Posted by dduelin
Here's the puzzle. At 65 mph what is the minimum safe following distance behind a semi and five cars? A. 40 feet. B. 192 feet or "One Mississippi Two Mississippi" C. 192 feet plus extra Mississippi distance due to multiple vehicles ahead following too closely.
No hard fast answer to that question, there are simply too many variables:
- Road conditions
- Driver behavior
- Amount of buffeting coming of the back of the semi
just to name a few...