Marine Knowledge Chapter – 5 : Types of cargoes

16 August, 2024

Types of cargoes

The shipping industry serves as the backbone of global trade, facilitating the movement of goods across continents and oceans.

Ships are vital in transporting various types of cargo, ranging from bulk commodities to specialized products.

Understanding the different types of cargo carried in ships provides insight into the complexity and significance of maritime trade.

1. Dry Bulk Cargo:

Dry bulk cargo consists of goods that are in granular or powder form, such as coal, grain, ore, and fertilizers.

These goods are loaded directly into the ship’s hold without packaging. Bulk carriers, specially designed to handle such cargo, are equipped with large hatches and conveyor systems for efficient loading and unloading.

2. Crude Oil & Derivatives:

Crude oil and oil product cargoes are vital for maritime trade, transported via specialized tankers.

Crude oil, extracted from oil fields, and refined into various petroleum products like gasoline and diesel, are crucial for meeting global energy demands.

Specialized tankers ensure safe and efficient transportation of these commodities, playing a central role in the global energy supply chain.

3. Liquefied Gas Cargoes:

Gas cargoes on ships encompass a diverse range, including liquefied natural gas (LNG) and liquefied petroleum gas (LPG), along with chemical gases.

LNG and LPG are vital energy carriers, contributing to the global energy landscape. On the other hand, chemical gases involve various substances transported for industrial use, such as ammonia, ethylene, or chlorine.

The transportation of chemical gases demands specialized vessels and rigorous safety protocols due to their unique properties.

4. Containerized Cargo:

Containerized cargo revolutionized the shipping industry by standardizing the transportation process.

Goods are packed into standardized containers, facilitating easy handling and transfer between different modes of transportation.

Container ships are specifically designed to carry these containers, ranging from consumer goods to electronics and perishable items.

5. Ro-Ro Cargo:

Roll-on/roll-off (Ro-Ro) cargo consists of wheeled vehicles and equipment that can be driven onto and off of specialized vessels.

This category includes cars, trucks, trailers, and construction machinery.

Ro-Ro vessels feature ramps and internal decks to facilitate the efficient movement of vehicles.

6. Refrigerated Cargo:

Refrigerated cargo, also known as reefer cargo, requires temperature-controlled transportation to preserve its quality.

This category includes perishable goods such as fruits, vegetables, seafood, and pharmaceuticals.

Reefer vessels are equipped with temperature-controlled holds to maintain the required temperature throughout the journey.

7. Specialized Cargo:

Specialized cargo encompasses goods that require unique handling or transportation conditions.

This category includes oversized and heavy-lift cargo, hazardous materials, live animals, and military equipment.

Specialized vessels, equipment, and handling procedures are employed to ensure the safe and efficient transportation of these goods.