Begini Aktivitas Tambang Bawah Tanah Grasberg di Papua

Summary

The video showcases the massive underground mining operation at Grasberg in Papua, Indonesia. Located 1,600 meters beneath the surface, this mining site, managed by Freeport Indonesia, is the largest underground mine in the world. It features a complex infrastructure, built over ten years, where 1,500 workers operate automated systems. Ore is transported and processed, yielding significant amounts of gold and copper. The project is set to contribute up to $50 billion to Indonesia's economy by 2041, supporting the country and the local Papuan community.

Takeaways

• 🏞️ The Grasberg underground mine in Tembagapura, Papua, is a significant mining site, known for its depth of 1,600 meters and located at an altitude of 2,500 meters above sea level.
• 🚗 Accessing the mine requires navigating a 1,200-meter tunnel by vehicle, showcasing the challenges of reaching such remote locations.
• 🥽 Safety measures are paramount, including health checks and the use of protective gear, such as oxygen tanks, due to thin oxygen levels in the area.
• ⬆️ A lift is used to transport personnel 135 meters down to the ore crushing area, indicating the complexity of the mining infrastructure.
• 🔧 The underground mining infrastructure was built over 10 years by Indonesian workers, highlighting local expertise and investment.
• 📈 Besides Grasberg, other operational mines include Block F, indicating the extensive mining operations in the region.
• 🕵️‍♂️ The underground mine appears quiet, with about 1,500 workers distributed across various sections, emphasizing the scale of operations.
• 🤖 Most mining activities are automated and controlled from a central location, showcasing advanced technology in mining operations.
• 🚂 Regular trains transport tons of ore to the crusher unit, indicating a continuous and efficient process of ore handling.
• 💰 PT Freeport Indonesia's President Director, Tony Wenas, emphasizes that Grasberg is the largest underground mine globally, projecting a significant contribution to Indonesia's economy through an estimated $50 billion in revenue by 2041.

Q & A

What is the location of the Grasberg underground mine?

The Grasberg underground mine is located in Tembagapura, Papua, Indonesia, at the base of the Grasberg open-pit mine.

What is the depth of the Grasberg underground mine?

The underground mine has a depth of 1,600 meters from the Grasberg hill.

At what elevation is the Grasberg hill situated?

The Grasberg hill is situated at an elevation of 2,500 meters above sea level.

What are the temperature conditions at the Grasberg mine?

The temperature in the area ranges from 4 to 12 degrees Celsius.

How do workers access the underground mine?

Workers access the underground mine by passing through a 1,200-meter tunnel using vehicles and then taking a 135-meter lift.

What precautions do workers take when entering the mine?

Workers must check their health, use protective equipment, and carry mini oxygen tanks due to the thin oxygen levels underground.

What is the role of automation in the Grasberg underground mine?

Most activities in the underground mine are controlled automatically from a control room located near the mine's entrance.

How is ore processed in the underground mine?

Ore is transported in trains to the crusher unit, where the crushing process is initiated automatically.

What significant contributions does the Grasberg mine provide?

The Grasberg underground mine is expected to contribute around $50 billion or approximately 700 trillion Rupiah to the state revenue by 2041.

What does Tony Wenas state about the Grasberg underground mine?

Tony Wenas, the president director of PT Freeport Indonesia, describes the Grasberg underground mine as the largest underground mine in the world and hopes it will continue to provide maximum contributions to the country.