Cargo transfer operations shall not be started, or if started shall be discontinued immediately by either the officer of the vessel or the Terminal Superintendent when any of the following conditions come to the Terminal Superintendent’s attention:
1. During severe electrical storm.
2. If a fire occurs on the wharf, or on tank vessel or in the vicinity.
3. If there is not sufficient competent personnel aboard the vessel or on the wharf to safety handle cargo operations in progress.
4. If it is necessary for any vessel to come along side or pass within an unsafe distance from any tank vessel transferring flammable liquids or liquefied petroleum products, or should any condition develop which represents a hazard to the tank vessel or terminal facilities.
5. If a spill occurs aboard the vessel or on the wharf; or if cargo hose fails, or leaks at hose joints cannot be stopped by tightening hose connection.
6. If a serious vapor condition develops aboard or around the vessel or wharf due to abnormal dissipation.
7. When ordered to do so by the Chief.
8. If any emergency occurs which, in the opinion of the tank vessel officer or the Terminal Superintendent, constitutes a potential hazard to the ship or facilities.