77 research outputs found

    Applications of ground penetrating radar (GPR) in mapping mine roof

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    There are several methods that can be used to map roof strata including optical tools such as boroscope, to the simple ones such as scrape bar and wall sounding...Findings of laboratory and field experiments conducted at University of Missouri-Rolla (UMR) showed that GPR, when using 1500 MHz high resolution and shallow depth antenna, can be used for mapping the roof strata. --Abstract, page iii
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