. "\u010Dinnosti prov\u00E1d\u011Bn\u00E9 hornick\u00FDm zp\u016Fsobem v rozsahu b) pr\u00E1ce na zp\u0159\u00EDstupn\u011Bn\u00ED d\u016Fln\u00EDch d\u011Bl nebo trvale opu\u0161t\u011Bn\u00FDch d\u016Fln\u00EDch d\u011Bl a pr\u00E1ce na jejich udr\u017Eov\u00E1n\u00ED v bezpe\u010Dn\u00E9m stavu" . .