Graymont is a world leader in lime and limestone solutions. To reduce its operational costs and improve the efficiency of its lime mine in Pennsylvania, the company is building an underground cracking plant, valued at $56 M US. The project includes:

• Construction of two cracking chambers;
• Construction of an underground tunnel;
• Installation of a complex conveyer system, a stone cracker, a control system, etc.

The installation produces 800 tons of cracked stone per hour.