The San Cristóbal Mine Project is a Welded Wire Wall that was constructed in 2006. The wall construction was supervised by EarthTech West, Ltd.
• Primary Crusher Design Loading: CAT 785C, confined to a concrete apron.
• 20-year design life, Based on normal corrosion criteria, (TxWW Hot Dip Galvanized)
• Primary Crusher Maximum Wall Height is 82' [25 m]
• Longest Mat is 58’ [18 m]; [spliced mats used to achieve required embedment]
• Seismic Acceleration Coefficient of 0.15g
• 2,440 SM