In pa is it a legal pick up stop for a school bus at a stop sign?

In pa is it a legal pick up stop for a school bus at a stop sign?
School bus stops in Pennsylvania and all other states are designated by the transportation office staff. They determine the best location for a bus to stop based on the requirements of state laws, school board policies, and the locations at which the students reside. Stops at the designated locations are meant to be as non-intrusive as possible to the other motorists on the roads, while keeping the children safe at the same time. If you feel that a particular bus stop in your area is questionable, you should contact your local public school district and have them direct you to someone in the transportation office to discuss your concerns. Yes, it is legal for a school bus to stop at a stop sign to pick up, or drop off school children.