The Camber Corporation
The Camber group
GCL Incorporated
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Camber Corporation
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Mine & Tunnel
Overcast Systems
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GCL Incorporated
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overcast systems CamberCast Overcast System under construction.
mine entry canopy Mine entry canopy.
return air and duct system Return air and duct system, Return air entry canopy & duct system.
mine overcast system Overcast Undercast Steel Plank Overcast/Undercast Structures.
shaft bottom air lock chamber Shaft bottom air lock chamber.
air lock chamber Air lock chamber.
shaft access for tunnels Sewer Tunnel Access
Access shaft for sewer tunnel – yellow dots are men in rain gear.
v lagging Arch supports & "V" Lagging for long term belt entry support.
Banjo String Arch
Banjo String Arch
West Virginia Mine with Banjo String Arch
mine and tunnel
mine canopy
overcast system
mine entry tunnel
mining clamps
Camber Corporation • 2559 Brandt School Rd. • Heritage Center, Suite 200 • Wexford, PA 15090