What signs are required for silica hazard areas?

What signs are required for silica hazard areas?

Areas with respirator crystalline silica must be marked to prevent unauthorized entry.  The requirement for signs are different for construction and general industry. Silica Signs for General Industry 1910.1053(j)(2) requires that silica regulated areas be marked with a sign that reads: DANGERRESPIRABLE CRYSTALLINE SILICAMAY CAUSE CANCERCAUSES DAMAGE TO LUNGSWEAR RESPIRATORY PROTECTION INTHIS AREAAUTHORIZED PERSONNEL ONLY You can find the respirable crystalline silica danger sign here.  Silic...