After inspection has been completed by ship’s officer and terminal representative, proper connections have been made, an effective means of communication has been established, and the vessel is in all respects ready, the transfer of cargo shall be started at a low rate. After operating conditions have been checked and found satisfactory, the terminal representative or ship’s officer may be notified to proceed at a safe rate. When pressure is being built up on hose, joints shall be carefully watched for leaks. Pumping pressure shall not exceed allowable pressure on hose.