Longwall roof supports are among the largest investment mining companies make each year. It is critical that these dollars are well spent so the roof supports provide years of adequate support. Our roof control expertise allows us to analyze our customer's strata, lateral abutment stress, and frontal abutment stress. This analysis provides our clients with an unbiased recommendation on shield density, shield rating, and tip to face distance. Our finite element modeling can provide the information for both current and future longwall mining enabling the customer to make the most informed purchasing decision possible.