“I Am Alive”

Improving Miner Rescue Efforts

Mike Hastings, CEO

August 15th 2012

Key Themes

• “I Am Alive”

• Improve methods for rescue

• Leverage Technology with new capabilities:– Locating trapped miners– Locating trapped miners

– Determine safety strategy

– Maximize chance for rescue

• Focus on “Zero”– No loss of life

Technology to the rescue

• Leveraging advanced technology

• Built by Lockheed-Martin

• Applied to mining • Applied to mining challenges

Goals

• Establish communications with miners underground

• Locate them!

• Determine rescue strategy• Determine rescue strategy

• Provide them a safe refuge until they are rescued

Through-The-Earth Communications

Capabilities

• Low Bandwidth Text and Voice communications

Periodic Emergency • Periodic Emergency Beacon

• Optional Miner Emergency Radio (UHF/VHF) Interface

MagneLink Overview

• Wireless communications

• Adapted from submarine to surface application

• Two-way

• Voice and Text• Voice and Text

• Shallow to deep mines

• Works in extreme conditions

MagneLink Operations

• Multiple locations

• Magnetic “bubble” holds “bubble” holds messages

• Works like a telephone

• Plus text

MagneLink Operations

• Flexible operation

• Mobile

• Easy to maintain

• Built for hazards

Tested & Capable

• NIOSH

• Multiple on site mine tests

• Range of communications:

– Surface to mine, Text and voice > 1500 ft– Surface to mine, Text and voice > 1500 ft

– In-mine: Voice 1700 ft, Text 2300 ft, Beacon 2800 ft

– Mine to surface: 1500 ft

Benefits

• Safety: “I am alive!”

• Reliable communications during accidents and other incidents

• Efficient, low overhead operational costs• Efficient, low overhead operational costs

• Enhancement to existing safety and rescue procedures

Enhances Current Strategies

• Direct wireless capability

• Augments existing communications

• Adds to refuge chambers

Safety Chambers

• Secure up to 20 miners

• 96 hour refuge

• Fully supplied

• Internal/external environmental monitoring• Internal/external environmental monitoring

Comprehensive Safety

• MagneLink

– Communications

– Location

– Rescue strategy– Rescue strategy

• Safety chambers

– Refuge

– Survive

• Combined: “I am alive”

Conclusion

Carroll Technologies Group

• Principally serving underground mining operators with electrical and electronic products, integration services, and support

• Specializing in safety, communications, • Specializing in safety, communications, atmospheric monitoring and operations monitoring

• Deep roots: 30 Years in the business

• Two operating companies: Carroll Engineering and Delta Electric

Q & A