Heights from 0 8 to 7 8 meters.
Underground roof support.
Mining roof and wall support strong lightweight and corrosion resistant mining grids provide a superior alternative to wire mesh.
Leg bore sizes ranging from 125 to 480 mm.
Widths of 1 5 1 75 and 2 05 meters.
Joy powered roof supports for high capacity longwall applications are custom designed to meet your exacting cycle and operating requirements.
Ratings up to 1 750 tonnes.
We design deliver and provide on site services and support for chemical roof support rock stabilization and ventilation sealing products to the mining and underground construction.
Strata worldwide was founded on its line of engineered secondary roof supports for underground coal mining.
Road reinforcement when soft bottom conditions require effective base reinforcement the spectra roadway improvement system featuring tensar triax geogrid is the ideal solution.
We will continue to explore and transform chemical solutions into innovative new products.
An underground roof is a deflecting surface just below grade that slopes away from the building and directs all that roof water away from the foundation.