Published: March 5, 2012 | Share This

The Strata Safe Room is a pre-constructed underground refuge room, designed to provide post-emergency protection, breathable air and other provisions to miners trapped underground.

Benefits include:

— Built to accommodate larger numbers of people

— Relatively inexpensive to build and equip

— Ready for immediate use
— Most practical if they can be equipped with a borehole to the surface

— Can be connected to the mine air supply

— Cooling system with battery backup can be provided
— Does not interfere with ongoing mining operations

— Good for travel ways/escape-ways and can serve multiple purposes

Construction

Safe Rooms are either excavated out of the side wall of the entry, in a cross-cut or are constructed in an entry using multiple stoppings. For construction in coal mines and to meet federal regulations, Strata offers a 15 psi block stopping, along with a thin spray-on impermeable liner to coat the walls of the room.

Access

An explosion resistant door provides access into the room. An optional Airlock and purge air system are available.

Main Room

Breathable air in the main room can be accomplished in three ways.

1)  Through a borehole from the surface
2)  Compressed mine air connected to a high quality air filtration system to
    purify the air
3)  Strata Safe Room Breathing Air Modules:

Carbon Dioxide (CO2) Scrubber Module
— Maintains CO2 levels below 1% (10,000 ppm)
— Battery-powered fans circulate air through scrubber
— Soda lime chemicals remove CO2
— Soda lime curtains (alternative)

Oxygen Supply Module
— Individual unit stores up to nine 2,900 psi (200 bar) cylinders per skid
— Multiple modules can be used for additional cylinders
— Regulators, flow valves, and cylinders included
— Up to 3,300 cubic feet (93,000 L) of oxygen available per module
 
Air Cooling
— Operates on mine power or battery backup, should power be lost
— Continuous charging for emergency readiness
— 220 – 480 volts input
— Minimum of 48 hours continuous cooling
— Installed in outer wall of safe room

Additional Options
A scalable supply of food and water are provided, along with a first aid kit, a communication device, flashlights and gas monitors. Benches are in place for additional comfort and a portable toilet, along with supplies as needed. Strata storage cabinets also available.
— Stackable, auxiliary battery power with 24 hours of additional power
— Optional lighting and alarm kit includes LED interior lighting, LED exterior flashing beacon, alarm, batteries,
    and charger

For more details about this product, CLICK HERE

Click on PDF brochure link (upper right hand corner) for more details

For more information:
Phone toll-free (U.S. only): 1-800-691-6601
Phone international: +1-770-321-2500
To send an e-mail request, CLICK HERE

Representative in Chile:
Contact: Jose’ Ojados
Phone: (56-2) 343 05 06/343 05 09
E-mail: .(JavaScript must be enabled to view this email address)