Underground Roof Support Systems

Originally introduced in 1993 the strata propsetter support system remains one of strata s top selling support props through out the world.

Underground roof support systems.

Mining roof and wall support. These systems are globally fitted on the most automated and productive longwalls. Using shearer initiation with gate end automation no operators need to be specifically deployed for shield operation. Our original version mk1 was developed for tabular ore bodies with mining widths of up to 6m in deep level gold mines.

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. Mine support products flagship product is rocprop an all steel elongated support system designed to maintain load bearing characteristics in both static and dynamic load conditions. Tensar mining systems address underground mine and tunnel applications including. Available with tilting lemniscate and roof support assembly for uneven seam conditions in 4 5m and above seams 15 degree side to side roof support assembly movement to match roof horizon 25 degree front to rear operator controlled support plate tilt heavy gauge chain curtain and optional belt lacing to protect internal components.

Strata worldwide was founded on its line of engineered secondary roof supports for underground coal mining. The longwall top coal caving ltcc roof support allows mining to a total seam height of more than 10 m 33 ft by using a longwall shearer to cut the bottom 2 8 3 0 m 9 2 9 8 ft and then caving the top coal behind the roof supports onto a rear afc. Any impervious sheet material heavy duty polyethylene rubber membrane rigid insulation at least 3 feet wide is placed along the foundation about 8 to 12 inches below grade and sloped at. Rib control white and reflective tensar tx and bx mining grid products provide effective rib control for soft minerals while tensar ux3340 roof mats and minex rock mesh address the most demanding hard rock and tunneling applications.