Underground Coal Mine Roof Support

Hundreds of thousands of standing roof supports are constructed each year in underground coal mines.

Underground coal mine roof support.

Originally introduced in 1993 the strata propsetter support system remains one of strata s top selling support props through out the world. The initial movement starts as soon as the coal which previously supported and constrained the roof strata is removed and no support is in place to resist such movement other than the bridging effect of strata supported by uncut coal ahead of the face and the supports set between the face and the goaf. Coal mine roof support strata worldwide. We will continue to explore and transform chemical solutions into innovative new products.

Including timber steel and concrete options. During this time secondary support service was also started and in nearby future primary support will also be a service offered. Originally introduced in 1993 the strata propsetter support system remains one of strata s top selling support props through out the world. Today this prop is one of eleven different standing support systems strata offers.

Strata worldwide was founded on its line of engineered secondary roof supports for underground coal mining. Underground support solutions pty ltd is a company that branched out of underground solutions pty ltd which started in august 2006 servicing coal mine industry by conveyor belt maintenance including construction and reclaiming. 15th july 2019 coal technology mining equipment steel and iron ore bielszowice coal famur poland polska grupa górnicza roof supports daniel gleeson famur recently confirmed it would deliver new powered roof supports to polska grupa górnicza s pgg bielszowice underground coal mine in ruda śląska poland. 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.

Today this prop is one of eleven different standing support systems strata offers. Historically wood and concrete cribs and timber posts have been used for secondary roof support. Support in hard rock underground mines 5 with the development of grouted or friction anchored dowels which are both economical and simple to install the use of untensioned dowels has become very wide spread in mining and will probably become the dominant rock reinforcement technique in years to come. Including timber steel and concrete options.