Post on 23-Dec-2015
Vinyl Vinyl Chloride Chloride
Health hazardsHealth hazards
Acute (immediate) health effectsAcute (immediate) health effects• InhalationInhalation• Direct contactDirect contact• IngestionIngestion
1a
Health hazardsHealth hazards
Chronic (long-term) effectsChronic (long-term) effects• Raynaud’s syndromeRaynaud’s syndrome• Liver damageLiver damage• Nervous system damageNervous system damage• Cancer, especially liver cancerCancer, especially liver cancer
Make effective use of warning Make effective use of warning labelslabels
1b
Permissible exposure Permissible exposure limitslimits
No employee may be exposed to No employee may be exposed to vinyl chloride at concentrations vinyl chloride at concentrations greater than 1 ppm TWAgreater than 1 ppm TWA
No employee may be exposed to No employee may be exposed to vinyl chloride at concentrations vinyl chloride at concentrations greater than 5ppm over any 15 greater than 5ppm over any 15 minute periodminute period
2a
Permissible exposure Permissible exposure limitslimits
No employee may be exposed to No employee may be exposed to VC by direct contact with liquid VCVC by direct contact with liquid VC
2b
Vinyl chloride operationsVinyl chloride operations
Areas, processes that use vinyl Areas, processes that use vinyl chloridechloride
Handling equipmentHandling equipment
3a
Vinyl chloride operationsVinyl chloride operations
Jobs that involve vinyl chloride Jobs that involve vinyl chloride activitiesactivities
Operations where exposure to Operations where exposure to vinyl chloride exceeds PELvinyl chloride exceeds PEL
3b
Protective measures to Protective measures to prevent exposureprevent exposure
Use exhaust ventilation systemsUse exhaust ventilation systems
Minimize the release of vinyl Minimize the release of vinyl chloridechloride
Follow proper operating Follow proper operating proceduresprocedures
4a
Protective measures to Protective measures to prevent exposureprevent exposure
Wear required personal protective Wear required personal protective equipmentequipment
Keep containers closed, protected Keep containers closed, protected from damage, properly storedfrom damage, properly stored
4b
Protective measures to Protective measures to prevent exposureprevent exposure
Establish regulated areas where Establish regulated areas where concentrations are in excess of PELconcentrations are in excess of PEL
4c
Respiratory protectionRespiratory protection
Required whenever engineering Required whenever engineering and work practice controls do not and work practice controls do not reduce exposure levels below the reduce exposure levels below the PELPEL
Use engineering and work practice Use engineering and work practice controls to reduce exposure levels controls to reduce exposure levels to the lowest practical levelto the lowest practical level
5a
Respiratory protectionRespiratory protection
Select the type of respirator based Select the type of respirator based upon atmospheric concentration of upon atmospheric concentration of vinyl vinyl chloridechloride
Limitations of Limitations of respiratory respiratory equipmentequipment
5b
Exposure monitoringExposure monitoring
Initial monitoring to determine if Initial monitoring to determine if exposures are above action level exposures are above action level (0.5 ppm TWA)(0.5 ppm TWA)
Test after changes in production, Test after changes in production, processes, or controlsprocesses, or controls
6a
Exposure monitoringExposure monitoring
Test if any employee may be Test if any employee may be exposed above the action levelexposed above the action level
Repeat the monitoring if any Repeat the monitoring if any exposures are above the action exposures are above the action levellevel
6b
Exposure monitoringExposure monitoring
Repeat monitoring at least Repeat monitoring at least monthly if exposures are above monthly if exposures are above the PELthe PEL
Repeat monitoring at least every Repeat monitoring at least every three months if exposures are three months if exposures are above the action levelabove the action level
6c
Exposure monitoringExposure monitoring
Monitoring can only be Monitoring can only be discontinued after two consecutive discontinued after two consecutive tests, made five days apart, show tests, made five days apart, show exposure is at or below the action exposure is at or below the action levellevel
6d
Exposure monitoringExposure monitoring
Monitoring methods must meet Monitoring methods must meet accuracy standardsaccuracy standards
Employers must notify employees Employers must notify employees in writing within 10 working days if in writing within 10 working days if exposure is in excess of PELexposure is in excess of PEL
6e
Exposure monitoringExposure monitoring
Maintain monitoring records Maintain monitoring records according to 29 CFR 1910.1020according to 29 CFR 1910.1020
6f
Medical surveillanceMedical surveillance
Available to employees having Available to employees having exposure in excess of the action exposure in excess of the action levellevel
Exams must be Exams must be conducted under conducted under the supervision of the supervision of a licensed a licensed physicianphysician
7a
Medical surveillanceMedical surveillance
Exams are without cost to Exams are without cost to employeesemployees
Exams consist of:Exams consist of:• general physical examgeneral physical exam• review of review of
employee’s employee’s medical historymedical history
• specific blood testsspecific blood tests
7b
Medical surveillanceMedical surveillance
Medical surveillance must be Medical surveillance must be started when:started when:• an employee is initially assigned to an employee is initially assigned to
work where exposure exceeds the work where exposure exceeds the action levelaction level
• operations change so that exposure operations change so that exposure levels increase to above the action levels increase to above the action levellevel
7c
Medical surveillanceMedical surveillance
Medical surveillance must be Medical surveillance must be started when:started when:• an employee is exposed to vinyl an employee is exposed to vinyl
chloride as a result of an emergencychloride as a result of an emergency
Exams are repeated annually for Exams are repeated annually for most employees exposed above most employees exposed above the action levelthe action level
7d
Medical surveillanceMedical surveillance
Physician issues a statement of the Physician issues a statement of the employee’s suitability for employee’s suitability for continued exposure to vinyl continued exposure to vinyl chloridechloride
Employee receives a copy of the Employee receives a copy of the statementstatement
7e
Emergency situationsEmergency situations
Employees engaged in hazardous Employees engaged in hazardous operations are required to use operations are required to use respiratory protection and respiratory protection and protective clothingprotective clothing
Emergencies must be Emergencies must be reported to OSHA reported to OSHA within 24 hourswithin 24 hours
8a
Emergency situationsEmergency situations
A written operation plan must be A written operation plan must be developed for each facility storing, developed for each facility storing, handling, using vinyl chloridehandling, using vinyl chloride
Remember that vinyl Remember that vinyl chloride is flammable; chloride is flammable; consult MSDSsconsult MSDSs
8b
TrainingTraining
Review paragraphs (a) through (o) Review paragraphs (a) through (o) of 29 CFR 1910.1017of 29 CFR 1910.1017
9a