The UC Davis Medical Surveillance Program provides medical surveillance for Silica exposure in compliance with both General Industry and Construction standards.

Required screening components include:

• Physical Exam
• Medical History with special focus on
  • Respiratory conditions
  • TB
  • Smoking
• Chest x-ray (single, PA view with B reading)
• Spirometry
• TB testing

**Exams are repeated at least every three years**

Cal/OSHA's new permissible exposure limit for respirable crystalline silica of 0.05 milligrams per cubic meter (0.05 mg/M3), found in Title 8 section 5155, Table AC-1, went into effect on October 17, 2016. In addition, employers must continue to meet the requirements of Title 8 section 1530.1 to control employee exposures to dust created by operations conducted on concrete or masonry materials. 

For more information please reference Cal/OSHA's FAQ regarding the respirable crystalline silica standard for construction