1,3- butadiene. 1,3-butadiene (bd) in our workplace v where and how bd is used v how it is stored v...

1,3-1,3-ButadieneButadiene

1,3-Butadiene (BD) in our 1,3-Butadiene (BD) in our workplaceworkplace

Where and how BD is usedWhere and how BD is used

How it is storedHow it is stored

Potential for it to Potential for it to be releasedbe released

1

BD’s physical hazardsBD’s physical hazards

Flammable gasFlammable gas

Explosive peroxidesExplosive peroxides

Fire hazard when exposed to heat, Fire hazard when exposed to heat, flame, or strong oxidizersflame, or strong oxidizers

Release of toxic gases such as carbon Release of toxic gases such as carbon monoxide during a firemonoxide during a fire

2

BD’s health hazardsBD’s health hazards

Exposure from inhalation of gas or Exposure from inhalation of gas or contact with liquidcontact with liquid

Overexposure can cause Overexposure can cause respiratory and eye irritationrespiratory and eye irritation

Contact with liquid BD can cause Contact with liquid BD can cause burns and frostbiteburns and frostbite

3a

BD’s acute (short term) BD’s acute (short term) health hazardshealth hazards

Central nervous system effectsCentral nervous system effects Blurred visionBlurred vision NauseaNausea FatigueFatigue HeadacheHeadache Decreased blood pressureDecreased blood pressure Decreased pulse rateDecreased pulse rate UnconsciousnessUnconsciousness

3b

BD’s chronic (long term)BD’s chronic (long term)health hazardshealth hazards

Cancers of the Cancers of the lymphohematopoietic systemlymphohematopoietic system

LymphomaLymphoma LeukemiaLeukemia Potential reproductive toxicityPotential reproductive toxicity

3c

OSHA regulation of 1,3-OSHA regulation of 1,3-ButadieneButadiene

Written hazard communication programWritten hazard communication program

Informed employeesInformed employees

Labeled containersLabeled containers

MSDSs availableMSDSs available

4a


Time-weighted average (TWA) Time-weighted average (TWA) permissible exposure limit (PEL) is permissible exposure limit (PEL) is 1 part per million (ppm)1 part per million (ppm)

Short-term exposure limit (STEL) is Short-term exposure limit (STEL) is 5 ppm5 ppm

4b


Action level is 0.5 ppm as an 8-Action level is 0.5 ppm as an 8-hour TWAhour TWA

Meeting or exceeding action level Meeting or exceeding action level requires additional standards to be requires additional standards to be followedfollowed

Access to BD Access to BD standardstandard

4c

Material safety data Material safety data sheets (MSDS)sheets (MSDS)

Where they are keptWhere they are kept

What information What information is includedis included

5

Labeling requirements for Labeling requirements for containers of BDcontainers of BD

All BD containers must have All BD containers must have legible labels and contain the legible labels and contain the following informationfollowing information

6

Exposure monitoring to determine Exposure monitoring to determine employee exposuresemployee exposures

Monitoring is required unless objective Monitoring is required unless objective data demonstrates that BD will not be data demonstrates that BD will not be released in levels at or above the action released in levels at or above the action level or above the STELlevel or above the STEL

7a


Affected employees and their Affected employees and their representatives have the right to representatives have the right to observe any exposure monitoringobserve any exposure monitoring

Affected employees must be Affected employees must be informed of monitoring results informed of monitoring results within 5 working days of receiptwithin 5 working days of receipt

7b


Within 15 working days of receipt of Within 15 working days of receipt of results, employees must be informed of results, employees must be informed of the corrective actions being taken to the corrective actions being taken to reduce any exposures to below the PEL reduce any exposures to below the PEL or STELor STEL

7c

Engineering controls limit Engineering controls limit exposure to BDexposure to BD

Examples of engineering controls Examples of engineering controls used in our workplaceused in our workplace

8

Work practices and Work practices and proceduresprocedures

Never eat, drink, or smoke where Never eat, drink, or smoke where BD is used, stored, or handledBD is used, stored, or handled

Do not keep food, beverages, or Do not keep food, beverages, or smoking materials in these areassmoking materials in these areas

9a

Proper storage and Proper storage and handlinghandling

Tightly close cylinders and Tightly close cylinders and containerscontainers

Protect cylinders from damageProtect cylinders from damage

Outside or detached storage is Outside or detached storage is preferredpreferred

Inside storage should be in a cool, Inside storage should be in a cool, dry, well-ventilated, dry, well-ventilated, noncombustible areanoncombustible area

9b


BD in storage should be checked BD in storage should be checked for proper inhibitor content, for for proper inhibitor content, for self-polymerization, and for self-polymerization, and for formation of peroxides when in formation of peroxides when in contact with air and ironcontact with air and iron

Avoid contact with copper and Avoid contact with copper and copper alloys. Explosive copper copper alloys. Explosive copper compounds can formcompounds can form

9c


Store away from flammables, Store away from flammables, combustible materials, and combustible materials, and oxidizing materialsoxidizing materials

Store away from sources of ignitionStore away from sources of ignition

Store cylinders verticallyStore cylinders vertically

9d

Work practices and Work practices and proceduresprocedures

All electrical installations and All electrical installations and equipment used in areas where BD is equipment used in areas where BD is present must be rated for a Class I present must be rated for a Class I hazardous locationhazardous location

Waste BD is classified as a hazardous Waste BD is classified as a hazardous waste due to its flammability waste due to its flammability characteristicscharacteristics

Other safe work practices at our facilityOther safe work practices at our facility

9e

Regulated areaRegulated area

An area where the exposure or An area where the exposure or potential exposure to BD exceeds potential exposure to BD exceeds 1 ppm as an 8-hour TWA or 5 ppm 1 ppm as an 8-hour TWA or 5 ppm as a 15-minute STELas a 15-minute STEL

10

Signs posted to mark Signs posted to mark regulated areas regulated areas

Limit entry into regulated areasLimit entry into regulated areas

Prohibit smoking, eating, and Prohibit smoking, eating, and drinkingdrinking

11a

Warn of BD’s potential cancer Warn of BD’s potential cancer hazardhazard

Signs posted to mark Signs posted to mark regulated areas regulated areas

11b

Signs posted to mark Signs posted to mark regulated areasregulated areas

Alert employees that respiratory Alert employees that respiratory protection is required when protection is required when exposure may exceed the PELs for exposure may exceed the PELs for 8-hour TWA or STEL8-hour TWA or STEL

11c

Personal protective equipment (PPE) Personal protective equipment (PPE) requirementsrequirements

Necessary if the use of engineering and Necessary if the use of engineering and work-practice controls does not reduce work-practice controls does not reduce exposure to levels at or below BD’s PELsexposure to levels at or below BD’s PELs

Employees are required to use it Employees are required to use it properlyproperly

Our PPE requirementsOur PPE requirements

12

Respiratory protection Respiratory protection requiredrequired

When exposure exceeds 1 ppm as When exposure exceeds 1 ppm as an 8-hour TWA or 5 ppm as a 15-an 8-hour TWA or 5 ppm as a 15-minute STELminute STEL

During installation or set up of During installation or set up of engineering and work-practice engineering and work-practice controlscontrols

13a

Respiratory protection Respiratory protection requiredrequired

During non-routine, infrequent During non-routine, infrequent operations when exposures are operations when exposures are limited in durationlimited in duration

In operations where engineering In operations where engineering and work-practice controls are not and work-practice controls are not sufficient to reduce exposures to sufficient to reduce exposures to or below the PELsor below the PELs

13b

Respiratory protectionRespiratory protection

Types of respirator we useTypes of respirator we use

Care of respiratorsCare of respirators

13c

When exposure to BD is at or above the When exposure to BD is at or above the action level on 30 or more days a yearaction level on 30 or more days a year

When exposure to BD is at or above the When exposure to BD is at or above the PELs for 10 days or more a yearPELs for 10 days or more a year

Following an emergency situationFollowing an emergency situation

14a

Medical screening and Medical screening and surveillance program schedulesurveillance program schedule


Annual health questionnaire and Annual health questionnaire and complete blood count (CBC)complete blood count (CBC)

Initial physical examination if 12 Initial physical examination if 12 months have elapsed since the last months have elapsed since the last physical conducted as part of a BD physical conducted as part of a BD exposureexposure

14b


Physical examination before assuming Physical examination before assuming duties with BD exposureduties with BD exposure

Every three years after the initial Every three years after the initial physicalphysical

Whenever the physician or licensed Whenever the physician or licensed medical professional reviewing the medical professional reviewing the annual health questionnaire and CBC annual health questionnaire and CBC deem an exam necessarydeem an exam necessary

14c

Upon reassignment to an area where Upon reassignment to an area where BD exposure is below the action level BD exposure is below the action level and employee’s history does not meet and employee’s history does not meet the criteria for continued medical the criteria for continued medical screening and surveillancescreening and surveillance

At termination of employment if 12 At termination of employment if 12 months or more have elapsed since the months or more have elapsed since the last physical examinationlast physical examination

14d


Within 48 hours of an emergency Within 48 hours of an emergency situationsituation

Periodical determination of fitness Periodical determination of fitness to wear respirator and perform the to wear respirator and perform the job when respirators are requiredjob when respirators are required

14e


Medical screening Medical screening componentscomponents

Baseline health questionnaire, Baseline health questionnaire, which is updated annuallywhich is updated annually

Complete physical examination Complete physical examination with special emphasis on the liver, with special emphasis on the liver, spleen, lymph spleen, lymph nodes, and skinnodes, and skin

14f

Medical screening Medical screening componentscomponents

CBCCBC

Tests deemed necessary by the Tests deemed necessary by the examining physician or licensed examining physician or licensed health care health care professionalprofessional

14g

Medical screening written Medical screening written evaluationevaluation

Occupationally pertinent resultsOccupationally pertinent results

A medical opinion on whether BD A medical opinion on whether BD exposure would place the employee’s exposure would place the employee’s health at increased riskhealth at increased risk

Recommended limitations on the Recommended limitations on the employee’s exposure to BDemployee’s exposure to BD

14h

Medical screening written Medical screening written evaluationevaluation

Statement that the employee has Statement that the employee has been informed of the results of the been informed of the results of the medical evaluationmedical evaluation

Retained for the employee’s length Retained for the employee’s length of employment plus 30 yearsof employment plus 30 years

14i

Emergency situationsEmergency situations

Written planWritten plan

EvacuationEvacuation

Emergency Emergency response response dutiesduties

15

First aid proceduresFirst aid procedures

Eye contact – Flush the eyes with Eye contact – Flush the eyes with large amounts of waterlarge amounts of water

Skin contact – Remove all Skin contact – Remove all contaminated clothing and flush contaminated clothing and flush the affected area with the affected area with large amounts of large amounts of warm waterwarm water

16a


Inhalation – Move the person to Inhalation – Move the person to fresh air immediately (if you can fresh air immediately (if you can do so without endangering do so without endangering yourself).yourself).• If breathing has stopped, summon If breathing has stopped, summon

emergency medical assistance and emergency medical assistance and perform cardiopulmonary perform cardiopulmonary resuscitation (if you are trained)resuscitation (if you are trained)

16b


In all cases, obtain prompt medical In all cases, obtain prompt medical attention for serious injuriesattention for serious injuries

16c

BD exposure goal programBD exposure goal program

Leak prevention, detection, and Leak prevention, detection, and repairrepair

Maintenance of local exhaust Maintenance of local exhaust ventilationventilation

The use of pump exposure control The use of pump exposure control technologytechnology

17a

BD exposure goal programBD exposure goal program

The use of gauging devicesThe use of gauging devices

Unloading devices that limit Unloading devices that limit employee exposureemployee exposure

Other engineering controlsOther engineering controls

17b

1,3- butadiene. 1,3-butadiene (bd) in our workplace v where and how bd is used v how it is stored v...

Documents