Show Owners Delay in in Making Mines Safe WASHINGTON Dec 18 IS B By A. A P. P Safety recommendations of or the bu bureau bureau bureau bu- bu reau of mines have not been adopted adopt adopt- ed in the mines of ot the country as rapidly and as broadly as is necessary necessary sary if the loss loss loss' of lives is to be stopped Director II Foster Bain of the bureau stated In his annual re report report report re- re port to the secretary of interior made public today Bain said that though there has been progress In the decreased loss of life due to accidents from ex explosives explosives explosives ex- ex plosives the death rate from gas ad dust explosions is a as great as ever The report pointed out that thal though initial explosions c cannot al always always always al- al ways be prevented the great mine disasters result from the spreading of the explosion throughout ithe the mine on account st st. It is this hazard that should be eliminated Bain said For the thirteen en years 1911 to 1923 inclusive the bureaus bureau's records records rec rec- records E how show lives livE's lost through all classes of accidents at bituminous cus ous mines Explosions of gas and coal oal dust caused deaths or 1 13 Ii per c cent nl of the total i iThe The study of mine hazards conducted conducted con con- ducted by bv the bureau has indicated ed the report report said that had had- the coal mines of the co country j in past years followed followed t the of rock dusting the e a as- as asa a means meas of preventing the spread of explosions man many large mine disasters would not have ha occurred and hundreds of or lives could have been sa saved cd In view bf the large n of deaths from explosions explosions' during and since 1822 the bureau that the practice tice of or rock rock dusting dusting 1 b he adopted as a's as soon as practicable in all bituminous ous mines m ih which d dust st constitutes a hazard During the fiscal year the bureau stu studied lie l the possibilities of radio as asa asa asa a means of establishing establishing- communication cation between trapped Underground un underground un- un following mine mille fires and explosions and r res s u parties the surface The The results h give some promise of the po siby dc l of ot a satisfactory system of communication communication com corn through what t is known as radio line which utilizes metal piping wiring wiring- car car tracks and other permanent metal equipment as carriers carriers car car- Carriers for the voica |