The operators of Egypt's Suez Canal say technical or human error could have caused a huge container ship to run aground. Engineers are working round the clock to refloat the Ever Given. The vessel has been blocking one of the world's busiest shipping lanes for the last five days. The chairman of the canal authority hopes a dredging operation will free the ship in the next few days.
The Bollard Pull value, which can be interpreted as the maximum thrust that is developed for a specific amount of time by the propulsion systems of any vessel to the fullest , when it has zero speed in the forward direction, is the criterion that allows us to understand how suitable a tugboat is for a port maneuver or a towing operation.
