Ship procedures for treatment waste oil and oily bilges General Instructions for ships : In principle, the disposal of waste oil, bilge and sludge generated in machinery spaces shall be completed onboard (by incineration or overboard discharge under 15 ppm), however, if such onboard disposal is improper or impossible, they shall be taken ashore for […]
Reports to government and owners or operators When a ship is involved in an accident which results in the discharge or probable discharge of dangerous goods, harmful substances and/or marine pollutants resulting from damage to the ship or its equipment or for the purpose of securing the safety of a ship or saving life at […]
Fuel oil handling safety guideline for cargo ships The Chief Engineer shall endeavor to prevent troubles caused by abnormal qualities, excess or shortage in volume, difference in specifications, and the like of FO, paying great attention to the following items. Discussion on Bunkering volume (in metric ton) and type of Fuel (IFO 180, 280,380,Bunker C,DO) […]
Cargo ships bunkering procedure Fuel oil used as a fuel in connection with the propulsion and auxiliary machinery of the ship. Following guideline should be taken into consideration prior acceptance or rejection of fuel oil by a cargo ship : Difference in viscosity : (a) If the deviation falls within the range allowed by the […]
Safety precaution during oil handling, heating planning for oil tanker Expansion Allowance Before loading commences, consideration must be given to the temperature of the cargo being loaded and to the maximum temperature, which may be expected on the voyage. Where there is a possibility that the cargo temperature will rise during the voyage, sufficient ullage […]
Guidelines for toxic gases hazards for tanker operation Oil tankers operations at sea and while at port requires some basic safety procedure to be observed. Prior entering a space which contained or has a risk of the presence of any Toxic gases such as benzene, H2S, etc., the MSDS (Marine Safety Data Sheets) and other […]
Risk of gas freeing operation and precautions for oil tankers It is generally recognized that Tank cleaning and Gas freeing is the most hazardous period of tanker operations. This is true whether Washing for clean ballast tanks, Gas freeing for entry, or Gas freeing for Hot work. The additional risk from the Toxic effect of […]
Control Oil Pollution for tanker operation How to prevent damage to environment for tanker operation Oil tankers operations at sea and while at port requires some basic safety procedure to be observed. Equipment for Oil Spill Detection a). Fixed Gas Detecting System (Pump Room and Double Hull Spaces adjacent Cargo Tanks). b). Pump Room Bilge […]
Inert gas system for tanker Inert gas (IG) piping Fitted on all tankers over 20,000 dwt and on all tankers fitted with crude oil washing (COW) systems. IG piping is usually large diameter low-pressure mild steel, with smaller diameter branch lines. The internal surface of inert gas piping does not usually corrode. The external surface […]
Tank cleaning, purging and gas free check items tanker procedures Operation of oil tankers involve many complexities and careful consideration will need to be made for all aspect of daily shipboard jobs. Our article here is about tanker procedures – tank cleaning , purging & gas free check items. These procedures are only indicative, not […]