Six Tugs are available at the Port, each with 40 Tons bollard pull. Tug operations inside the harbor are rendered by Karachi Port Trust on signal from the Pilot. Tug operation is not provided outside the breakwater except in very special circumstances, at the discretion of the Deputy Conservator. This is subject to weather conditions and availability of tugs. Tug operations outside the breakwater are governed under special terms and conditions.