There are a lot of personal injury cases that deal with whether employers can (and should) be held liable for the actions of their employees. In almost every profession, an employee is given a handbook, courses, and/or other training that lay out what the safety systems and procedures are for certain situations.
Below is a perfect example of why employee handbooks cannot be a substitute for being reasonable. These Comcast employees seem oblivious to the fact that their actions are endangering the lives of everyone else on the road. However, what is most concerning is that they feel their guidelines and procedures can be a substitute for taking reasonable safety measures given the situation they are in.