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Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

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Page 1: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Welcome to theEBC Seminar

The IAQ/Mold Assessment – Getting it Right! –

Controlling Your Risk

Page 2: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

EBC Seminar

The IAQ/Mold Assessment – Getting it Right! –

Controlling Your Risk

Session Chair and Moderator

David Scarchilli

Occuhealth, Inc.

Page 3: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

EBC Seminar

The IAQ/Mold Assessment – Getting it Right! –

Controlling Your Risk

First Speaker

Nancy A. Comeau

Massachusetts

Division of Occupational Safety

Page 4: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

IAQ Issues-A Regulatory IAQ Issues-A Regulatory PerspectivePerspective

Nancy A. Comeau CIHNancy A. Comeau CIHOccupational Hygiene/Indoor Air Quality Occupational Hygiene/Indoor Air Quality

Program SupervisorProgram SupervisorMassachusetts Division of Occupational Safety Massachusetts Division of Occupational Safety

(DOS) (DOS)

Page 5: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Goal of this talkGoal of this talk Explain who the Division of Explain who the Division of

Occupational Safety is and what Occupational Safety is and what authority we have in IAQ arenaauthority we have in IAQ arena

Explain what standards/regulations we Explain what standards/regulations we generally referencegenerally reference

Provide some information about Provide some information about standards/guidance documents/ standards/guidance documents/ certifications in IAQ fieldcertifications in IAQ field

Page 6: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Big QuestionsBig Questions

Which agencies deal Which agencies deal with indoor air with indoor air quality in quality in MassachusettsMassachusetts

Is there a difference Is there a difference between public and between public and private sector private sector workers in workers in MassachusettsMassachusetts

Page 7: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Private versus Public SectorPrivate versus Public Sector WorkplacesWorkplaces

Private sectorPrivate sector workplaces in the US workplaces in the US are covered by Federal OSHA are covered by Federal OSHA Standards.Standards.

Public sectorPublic sector workplaces are not workplaces are not specifically covered by OSHA specifically covered by OSHA Standards in MassachusettsStandards in Massachusetts

Page 8: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

MassachusettsMassachusetts

Ma General Law Chapter 149 Section Ma General Law Chapter 149 Section 6 gives DOS the authority to make 6 gives DOS the authority to make reasonable rules, regulations and reasonable rules, regulations and orders for the prevention of accidents orders for the prevention of accidents and occupational diseasesand occupational diseases

Page 9: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

MassachusettsMassachusetts There is not currently an OSHA Standard for indoor air There is not currently an OSHA Standard for indoor air

quality so DOS will investigate IAQ in the private sector quality so DOS will investigate IAQ in the private sector using Chapter 149 section 6 (OSHA pre-empts DOS using Chapter 149 section 6 (OSHA pre-empts DOS where there are existing standards)where there are existing standards)

Chapter 149 section 6 also covers municipal and county Chapter 149 section 6 also covers municipal and county workplaces however, it does NOT cover State workplaces however, it does NOT cover State workplacesworkplaces

Dos still investigates State workplaces on request or Dos still investigates State workplaces on request or complaint noting in report that it is the Personnel complaint noting in report that it is the Personnel Administrator who has authority for State employee Administrator who has authority for State employee health and safetyhealth and safety

Page 10: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

OSHA and Indoor Air QualityOSHA and Indoor Air Quality

Federal Register 1994 OSHA Federal Register 1994 OSHA Proposed Indoor Air Quality StandardProposed Indoor Air Quality Standard

December 2001 withdrew proposal December 2001 withdrew proposal and terminated rulemaking and terminated rulemaking proceedingsproceedings

Page 11: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

DOS Indoor Air Quality DOS Indoor Air Quality InvestigationsInvestigations

--Carbon DioxideCarbon Dioxide

-Carbon Monoxide-Carbon Monoxide

-Temp/Relative-Temp/Relative

-Humidity-Humidity

-VOC Scan-VOC Scan

-Formaldehyde-Formaldehyde

-Particulates-Particulates

-Ventilation-Ventilation

-Housekeeping-Housekeeping

-Water Damage-Water Damage

-ANY OTHER -ANY OTHER CONTAMINANT THAT CONTAMINANT THAT MIGHT BE PRESENT!!MIGHT BE PRESENT!!

Page 12: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Standards Referenced by DOS in Standards Referenced by DOS in IAQ investigations include:IAQ investigations include:

OSHA OSHA EPAEPA Mass State Building CodesMass State Building Codes Mass Plumbing CodesMass Plumbing Codes Fire CodesFire Codes ASHRAEASHRAE State regs-DEP anti-idling, DPH State regs-DEP anti-idling, DPH

Smoking regs, etcSmoking regs, etc Other recognized standards as Other recognized standards as

applicable including trade applicable including trade organizationsorganizations

Page 13: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Carbon MonoxideCarbon Monoxide

OSHA Standard is 50 ppm OSHA Standard is 50 ppm over 8 hour day-way too high over 8 hour day-way too high for general indoor air quality for general indoor air quality standardstandard

DOS uses EPA National DOS uses EPA National Ambient Air Quality Standard Ambient Air Quality Standard (NAAQS) standard of 3 ppm (NAAQS) standard of 3 ppm over ambient outside levels over ambient outside levels as indicator of source of CO as indicator of source of CO or no more than 9 ppm for 8 or no more than 9 ppm for 8 hour dayhour day

Page 14: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Carbon DioxideCarbon Dioxide Only used as INDICATOR of Only used as INDICATOR of

adequate ventilation (Must test adequate ventilation (Must test in in normallynormally occupied space) occupied space)

DOS RecommendationsDOS Recommendations• Less than 800 ppm-considered to Less than 800 ppm-considered to

be adequate ventilationbe adequate ventilation• 800-1000 ppm considered marginal 800-1000 ppm considered marginal

ventilationventilation

ASHRAE 62 –700 ppm above ASHRAE 62 –700 ppm above background outside (typically background outside (typically 300)300)

Page 15: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Diesel Exhaust/ParticulatesDiesel Exhaust/Particulates Anti Idling Laws in many Anti Idling Laws in many

statesstates

Massachusetts(Massachusetts(M.G.L. Chapter 90, SectiM.G.L. Chapter 90, Section 16Aon 16A) and DEP regulations () and DEP regulations (310 CMR 7.11(1)(b)310 CMR 7.11(1)(b)) ) limit vehicle idling to no limit vehicle idling to no more than five minutes more than five minutes

Page 16: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Temperature and Relative HumidityTemperature and Relative Humidity DOS uses ASHRAE Standard 55-DOS uses ASHRAE Standard 55-

1992 Thermal Environmental 1992 Thermal Environmental Conditions for Human Conditions for Human OccupancyOccupancy

Considered comfortable for Considered comfortable for about 80% populationabout 80% population

Massachusetts General Law Massachusetts General Law Section 113, Chapter 149 Section 113, Chapter 149 requires that adequate heat be requires that adequate heat be provided from October 15 provided from October 15 through May 15through May 15

www.mass.gov/dos/iaqdocs/iaq-www.mass.gov/dos/iaqdocs/iaq-389.htm389.htm

www.mass.gov/dos/iaqdocs/iaq-www.mass.gov/dos/iaqdocs/iaq-382.htm382.htm

Page 17: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

FormaldehydeFormaldehyde

OSHA Standard is 0.75 OSHA Standard is 0.75 ppm. Far too high for ppm. Far too high for indoor air environments.indoor air environments.

ASHRAE standard 0.1 ASHRAE standard 0.1 ppmppm

Irritant effects found at Irritant effects found at 0.1 ppm0.1 ppm

Page 18: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

VentilationVentilation State Building Codes drive ventilation State Building Codes drive ventilation

requirementsrequirements

Ventilation is expected to meet the building Ventilation is expected to meet the building code that was in existence at the time the code that was in existence at the time the facility was built or significantly renovatedfacility was built or significantly renovated

While building codes may change over the While building codes may change over the years, facility generally does not have to years, facility generally does not have to upgrade to new code until renovatedupgrade to new code until renovated

Natural ventilation (openable windows) Natural ventilation (openable windows) allowed allowed

Page 19: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Ventilation StandardsVentilation Standards Building Codes-In Massachusetts now in 6Building Codes-In Massachusetts now in 6thth

edition of building code. 6edition of building code. 6thth edition in effect since edition in effect since 1997-adopted the BOCA mechanical code for 1997-adopted the BOCA mechanical code for ventilation requirements in SPECIFIC settingsventilation requirements in SPECIFIC settings

• Ex-Bowling alleys- 25 cfm outdoor air per personEx-Bowling alleys- 25 cfm outdoor air per person -Auditoriums-15 cfm outdoor air per person-Auditoriums-15 cfm outdoor air per person

ASHRAE Standard 62 Ventilation for Acceptable ASHRAE Standard 62 Ventilation for Acceptable Indoor Air Quality-(may be incorporated as parts Indoor Air Quality-(may be incorporated as parts of some building codes)of some building codes)

Building codes may be at local level as wellBuilding codes may be at local level as well

Page 20: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Natural VentilationNatural Ventilation Mass Building Code, Mass Building Code,

66thth edition allows for edition allows for openable windows openable windows that meet the that meet the requirements of requirements of 789CMR section 1208789CMR section 1208

In summary-requires In summary-requires that openable window that openable window be at least 4% of floor be at least 4% of floor area (100 ftarea (100 ft22 room room needs 4 ftneeds 4 ft2 2 openable openable window area)window area)

Page 21: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

ASHRAE Ventilation StandardASHRAE Ventilation Standard(ASHRAE 62.1-2004)(ASHRAE 62.1-2004)

ASHRAE standard- if properly ASHRAE standard- if properly executed 80% of people will NOT executed 80% of people will NOT express dissatisfaction!express dissatisfaction!

CO2 levels no more than 700 above CO2 levels no more than 700 above background levelsbackground levels

Page 22: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Ventilation Inspection and CleanupVentilation Inspection and Cleanup

National Air Duct Cleaners AssociationNational Air Duct Cleaners Association(www.nadca.com)(www.nadca.com)• Certified Air System Cleaning SpecialistCertified Air System Cleaning Specialist• Certified Ventilation InspectorsCertified Ventilation Inspectors• Ventilation System Mold RemediatorVentilation System Mold Remediator

Page 23: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Mold and Water DamageMold and Water Damage Premise is that all water damage can Premise is that all water damage can

lead to microbial growth if not dried lead to microbial growth if not dried within 48-72 hourswithin 48-72 hours

If water leaks, must find and If water leaks, must find and eliminate source eliminate source

Remove and replace water damaged Remove and replace water damaged materials that are porousmaterials that are porous

Clean and decontaminate non- Clean and decontaminate non- porous surfacesporous surfaces

Reference EPA Mold Remediation Reference EPA Mold Remediation GuideGuide

Page 24: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Mold SurveysMold Surveys New ASTM Standards New ASTM Standards

E2418-06 Standard Guide E2418-06 Standard Guide for Readily Observable Mold for Readily Observable Mold and Conditions Conducive and Conditions Conducive to Mold in Commercial to Mold in Commercial Buildings:Baseline Survey Buildings:Baseline Survey ProcessProcess

Goal is to improve quality Goal is to improve quality and consistency of mold and consistency of mold surveyssurveys

www.astm.orgwww.astm.org

Page 25: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Analysis/Assessment of MoldsAnalysis/Assessment of Molds Most agencies, including DOS Most agencies, including DOS

recommend visual, olfactory recommend visual, olfactory observation along with detailed observation along with detailed history of water damage-Most do history of water damage-Most do not recommend air samplingnot recommend air sampling

If sampling is done-If sampling is done- Use AIHA accredited laboratory-Use AIHA accredited laboratory-

Environmental Microbiology Environmental Microbiology Proficiency Analytical Testing Lab Proficiency Analytical Testing Lab (EMPAT)(EMPAT)

(www.aiha.org)(www.aiha.org)

Sample methods in accordance Sample methods in accordance with ACGIH, NIOSH, AIHAwith ACGIH, NIOSH, AIHA

Page 26: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Mold StandardsMold Standards

Currently there are Currently there are no Federal or no Federal or professional limits professional limits established for established for molds, spores, molds, spores, mycotoxins or mycotoxins or other bioaerosols other bioaerosols with which to with which to compare air compare air samplessamples

Page 27: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Mold RemediationMold Remediation

IICRC S520 Mold IICRC S520 Mold Remediation StandardRemediation Standard

IICRC 500 Water Damage IICRC 500 Water Damage Restoration Standard Restoration Standard (www.iicrc.org/home)(www.iicrc.org/home)

EPA Mold Remediation in EPA Mold Remediation in Schools and Commercial Schools and Commercial BuildingsBuildings

(www.epa.gov/(www.epa.gov/iaq/molds)iaq/molds)

Page 28: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Construction/RenovationConstruction/Renovation PREVENTINGPREVENTING

INDOOR AIR QUALITY PROBLEMSINDOOR AIR QUALITY PROBLEMS

DURING CONSTRUCTION AND RENOVATIONDURING CONSTRUCTION AND RENOVATION

(www.mass.gov/dos/iaqdocs/iaq-(www.mass.gov/dos/iaqdocs/iaq-388.htm)388.htm)

School construction regs under Dept of School construction regs under Dept of Ed in Mass require compliance with Ed in Mass require compliance with SMACNASMACNA

"IAQ Guidelines for Occupied Buildings "IAQ Guidelines for Occupied Buildings Under Construction" published by the Under Construction" published by the Sheet Metal and Air Conditioning Sheet Metal and Air Conditioning Contractors National Association, Inc. Contractors National Association, Inc. (SMACNA). (www.smacna.org) (SMACNA). (www.smacna.org)

Page 29: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Indoor Air Quality Management Indoor Air Quality Management PlanPlan

Always recommend an IAQ Always recommend an IAQ Management plan based on:Management plan based on:

• Tools for Schools Tools for Schools • OSHA Proposed IAQ StandardOSHA Proposed IAQ Standard• EPA/NIOSH Building Air Quality PlanEPA/NIOSH Building Air Quality Plan

Page 30: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Further Information-General IAQFurther Information-General IAQ Division of Occupational Safety www.mass.gov/dosDivision of Occupational Safety www.mass.gov/dos

Environmental Protection Agency www.epa.gov/iaqEnvironmental Protection Agency www.epa.gov/iaq

OSHA www.osha.govOSHA www.osha.gov

Healthy Schools Website Healthy Schools Website mphaweb.org/pol_schools.htmlmphaweb.org/pol_schools.html

Environmentally Preferable Products Environmentally Preferable Products www.mass.gov/epp/enviro.htmwww.mass.gov/epp/enviro.htm

Department of Public Health Department of Public Health www.mass.gov/dph/beha/iaq/iaqhome.htmwww.mass.gov/dph/beha/iaq/iaqhome.htm

Environmental Law Institute-IAQ LawsEnvironmental Law Institute-IAQ Lawswww.elistore.orgwww.elistore.org

Page 31: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

IAQ Issues-A Regulatory IAQ Issues-A Regulatory PerspectivePerspective

Nancy A. Comeau CIHNancy A. Comeau CIHOccupational Hygiene/Indoor Air Quality Occupational Hygiene/Indoor Air Quality

Program SupervisorProgram SupervisorMassachusetts Division of Occupational Safety Massachusetts Division of Occupational Safety

(DOS) (DOS)

Page 32: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Goal of this talkGoal of this talk Explain who the Division of Explain who the Division of

Occupational Safety is and what Occupational Safety is and what authority we have in IAQ arenaauthority we have in IAQ arena

Explain what standards/regulations we Explain what standards/regulations we generally referencegenerally reference

Provide some information about Provide some information about standards/guidance documents/ standards/guidance documents/ certifications in IAQ fieldcertifications in IAQ field

Page 33: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Big QuestionsBig Questions

Which agencies deal Which agencies deal with indoor air with indoor air quality in quality in MassachusettsMassachusetts

Is there a difference Is there a difference between public and between public and private sector private sector workers in workers in MassachusettsMassachusetts

Page 34: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Private versus Public SectorPrivate versus Public Sector WorkplacesWorkplaces

Private sectorPrivate sector workplaces in the US workplaces in the US are covered by Federal OSHA are covered by Federal OSHA Standards.Standards.

Public sectorPublic sector workplaces are not workplaces are not specifically covered by OSHA specifically covered by OSHA Standards in MassachusettsStandards in Massachusetts

Page 35: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

MassachusettsMassachusetts

Ma General Law Chapter 149 Section Ma General Law Chapter 149 Section 6 gives DOS the authority to make 6 gives DOS the authority to make reasonable rules, regulations and reasonable rules, regulations and orders for the prevention of accidents orders for the prevention of accidents and occupational diseasesand occupational diseases

Page 36: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

MassachusettsMassachusetts There is not currently an OSHA Standard for indoor air There is not currently an OSHA Standard for indoor air

quality so DOS will investigate IAQ in the private sector quality so DOS will investigate IAQ in the private sector using Chapter 149 section 6 (OSHA pre-empts DOS using Chapter 149 section 6 (OSHA pre-empts DOS where there are existing standards)where there are existing standards)

Chapter 149 section 6 also covers municipal and county Chapter 149 section 6 also covers municipal and county workplaces however, it does NOT cover State workplaces however, it does NOT cover State workplacesworkplaces

Dos still investigates State workplaces on request or Dos still investigates State workplaces on request or complaint noting in report that it is the Personnel complaint noting in report that it is the Personnel Administrator who has authority for State employee Administrator who has authority for State employee health and safetyhealth and safety

Page 37: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

OSHA and Indoor Air QualityOSHA and Indoor Air Quality

Federal Register 1994 OSHA Federal Register 1994 OSHA Proposed Indoor Air Quality StandardProposed Indoor Air Quality Standard

December 2001 withdrew proposal December 2001 withdrew proposal and terminated rulemaking and terminated rulemaking proceedingsproceedings

Page 38: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

DOS Indoor Air Quality DOS Indoor Air Quality InvestigationsInvestigations

--Carbon DioxideCarbon Dioxide

-Carbon Monoxide-Carbon Monoxide

-Temp/Relative-Temp/Relative

-Humidity-Humidity

-VOC Scan-VOC Scan

-Formaldehyde-Formaldehyde

-Particulates-Particulates

-Ventilation-Ventilation

-Housekeeping-Housekeeping

-Water Damage-Water Damage

-ANY OTHER -ANY OTHER CONTAMINANT THAT CONTAMINANT THAT MIGHT BE PRESENT!!MIGHT BE PRESENT!!

Page 39: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Standards Referenced by DOS in Standards Referenced by DOS in IAQ investigations include:IAQ investigations include:

OSHA OSHA EPAEPA Mass State Building CodesMass State Building Codes Mass Plumbing CodesMass Plumbing Codes Fire CodesFire Codes ASHRAEASHRAE State regs-DEP anti-idling, DPH State regs-DEP anti-idling, DPH

Smoking regs, etcSmoking regs, etc Other recognized standards as Other recognized standards as

applicable including trade applicable including trade organizationsorganizations

Page 40: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Carbon MonoxideCarbon Monoxide

OSHA Standard is 50 ppm OSHA Standard is 50 ppm over 8 hour day-way too high over 8 hour day-way too high for general indoor air quality for general indoor air quality standardstandard

DOS uses EPA National DOS uses EPA National Ambient Air Quality Standard Ambient Air Quality Standard (NAAQS) standard of 3 ppm (NAAQS) standard of 3 ppm over ambient outside levels over ambient outside levels as indicator of source of CO as indicator of source of CO or no more than 9 ppm for 8 or no more than 9 ppm for 8 hour dayhour day

Page 41: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Carbon DioxideCarbon Dioxide Only used as INDICATOR of Only used as INDICATOR of

adequate ventilation (Must test adequate ventilation (Must test in in normallynormally occupied space) occupied space)

DOS RecommendationsDOS Recommendations• Less than 800 ppm-considered to Less than 800 ppm-considered to

be adequate ventilationbe adequate ventilation• 800-1000 ppm considered marginal 800-1000 ppm considered marginal

ventilationventilation

ASHRAE 62 –700 ppm above ASHRAE 62 –700 ppm above background outside (typically background outside (typically 300)300)

Page 42: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Diesel Exhaust/ParticulatesDiesel Exhaust/Particulates Anti Idling Laws in many Anti Idling Laws in many

statesstates

Massachusetts(Massachusetts(M.G.L. Chapter 90, SectiM.G.L. Chapter 90, Section 16Aon 16A) and DEP regulations () and DEP regulations (310 CMR 7.11(1)(b)310 CMR 7.11(1)(b)) ) limit vehicle idling to no limit vehicle idling to no more than five minutes more than five minutes

Page 43: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Temperature and Relative HumidityTemperature and Relative Humidity DOS uses ASHRAE Standard 55-DOS uses ASHRAE Standard 55-

1992 Thermal Environmental 1992 Thermal Environmental Conditions for Human Conditions for Human OccupancyOccupancy

Considered comfortable for Considered comfortable for about 80% populationabout 80% population

Massachusetts General Law Massachusetts General Law Section 113, Chapter 149 Section 113, Chapter 149 requires that adequate heat be requires that adequate heat be provided from October 15 provided from October 15 through May 15through May 15

www.mass.gov/dos/iaqdocs/iaq-www.mass.gov/dos/iaqdocs/iaq-389.htm389.htm

www.mass.gov/dos/iaqdocs/iaq-www.mass.gov/dos/iaqdocs/iaq-382.htm382.htm

Page 44: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

FormaldehydeFormaldehyde

OSHA Standard is 0.75 OSHA Standard is 0.75 ppm. Far too high for ppm. Far too high for indoor air environments.indoor air environments.

ASHRAE standard 0.1 ASHRAE standard 0.1 ppmppm

Irritant effects found at Irritant effects found at 0.1 ppm0.1 ppm

Page 45: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

VentilationVentilation State Building Codes drive ventilation State Building Codes drive ventilation

requirementsrequirements

Ventilation is expected to meet the building Ventilation is expected to meet the building code that was in existence at the time the code that was in existence at the time the facility was built or significantly renovatedfacility was built or significantly renovated

While building codes may change over the While building codes may change over the years, facility generally does not have to years, facility generally does not have to upgrade to new code until renovatedupgrade to new code until renovated

Natural ventilation (openable windows) Natural ventilation (openable windows) allowed allowed

Page 46: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Ventilation StandardsVentilation Standards Building Codes-In Massachusetts now in 6Building Codes-In Massachusetts now in 6thth

edition of building code. 6edition of building code. 6thth edition in effect since edition in effect since 1997-adopted the BOCA mechanical code for 1997-adopted the BOCA mechanical code for ventilation requirements in SPECIFIC settingsventilation requirements in SPECIFIC settings

• Ex-Bowling alleys- 25 cfm outdoor air per personEx-Bowling alleys- 25 cfm outdoor air per person -Auditoriums-15 cfm outdoor air per person-Auditoriums-15 cfm outdoor air per person

ASHRAE Standard 62 Ventilation for Acceptable ASHRAE Standard 62 Ventilation for Acceptable Indoor Air Quality-(may be incorporated as parts Indoor Air Quality-(may be incorporated as parts of some building codes)of some building codes)

Building codes may be at local level as wellBuilding codes may be at local level as well

Page 47: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Natural VentilationNatural Ventilation Mass Building Code, Mass Building Code,

66thth edition allows for edition allows for openable windows openable windows that meet the that meet the requirements of requirements of 789CMR section 1208789CMR section 1208

In summary-requires In summary-requires that openable window that openable window be at least 4% of floor be at least 4% of floor area (100 ftarea (100 ft22 room room needs 4 ftneeds 4 ft2 2 openable openable window area)window area)

Page 48: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

ASHRAE Ventilation StandardASHRAE Ventilation Standard(ASHRAE 62.1-2004)(ASHRAE 62.1-2004)

ASHRAE standard- if properly ASHRAE standard- if properly executed 80% of people will NOT executed 80% of people will NOT express dissatisfaction!express dissatisfaction!

CO2 levels no more than 700 above CO2 levels no more than 700 above background levelsbackground levels

Page 49: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Ventilation Inspection and CleanupVentilation Inspection and Cleanup

National Air Duct Cleaners AssociationNational Air Duct Cleaners Association(www.nadca.com)(www.nadca.com)• Certified Air System Cleaning SpecialistCertified Air System Cleaning Specialist• Certified Ventilation InspectorsCertified Ventilation Inspectors• Ventilation System Mold RemediatorVentilation System Mold Remediator

Page 50: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Mold and Water DamageMold and Water Damage Premise is that all water damage can Premise is that all water damage can

lead to microbial growth if not dried lead to microbial growth if not dried within 48-72 hourswithin 48-72 hours

If water leaks, must find and If water leaks, must find and eliminate source eliminate source

Remove and replace water damaged Remove and replace water damaged materials that are porousmaterials that are porous

Clean and decontaminate non- Clean and decontaminate non- porous surfacesporous surfaces

Reference EPA Mold Remediation Reference EPA Mold Remediation GuideGuide

Page 51: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Mold SurveysMold Surveys New ASTM Standards New ASTM Standards

E2418-06 Standard Guide E2418-06 Standard Guide for Readily Observable Mold for Readily Observable Mold and Conditions Conducive and Conditions Conducive to Mold in Commercial to Mold in Commercial Buildings:Baseline Survey Buildings:Baseline Survey ProcessProcess

Goal is to improve quality Goal is to improve quality and consistency of mold and consistency of mold surveyssurveys

www.astm.orgwww.astm.org

Page 52: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Analysis/Assessment of MoldsAnalysis/Assessment of Molds Most agencies, including DOS Most agencies, including DOS

recommend visual, olfactory recommend visual, olfactory observation along with detailed observation along with detailed history of water damage-Most do history of water damage-Most do not recommend air samplingnot recommend air sampling

If sampling is done-If sampling is done- Use AIHA accredited laboratory-Use AIHA accredited laboratory-

Environmental Microbiology Environmental Microbiology Proficiency Analytical Testing Lab Proficiency Analytical Testing Lab (EMPAT)(EMPAT)

((www.aiha.orgwww.aiha.org))

Sample methods in accordance Sample methods in accordance with ACGIH, NIOSH, AIHAwith ACGIH, NIOSH, AIHA

Page 53: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Mold StandardsMold Standards

Currently there are Currently there are no Federal or no Federal or professional limits professional limits established for established for molds, spores, molds, spores, mycotoxins or mycotoxins or other bioaerosols other bioaerosols with which to with which to compare air compare air samplessamples

Page 54: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Mold RemediationMold Remediation

IICRC S520 Mold IICRC S520 Mold Remediation StandardRemediation Standard

IICRC 500 Water Damage IICRC 500 Water Damage Restoration Standard (Restoration Standard (www.iicrc.org/homewww.iicrc.org/home))

EPA Mold Remediation in EPA Mold Remediation in Schools and Commercial Schools and Commercial BuildingsBuildings

((www.epa.gov/www.epa.gov/iaq/iaq/molds)molds)

Page 55: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Construction/RenovationConstruction/Renovation PREVENTINGPREVENTING

INDOOR AIR QUALITY PROBLEMSINDOOR AIR QUALITY PROBLEMS

DURING CONSTRUCTION AND RENOVATIONDURING CONSTRUCTION AND RENOVATION

(www.mass.gov/dos/iaqdocs/iaq-(www.mass.gov/dos/iaqdocs/iaq-388.htm)388.htm)

School construction regs under Dept of School construction regs under Dept of Ed in Mass require compliance with Ed in Mass require compliance with SMACNASMACNA

"IAQ Guidelines for Occupied Buildings "IAQ Guidelines for Occupied Buildings Under Construction" published by the Under Construction" published by the Sheet Metal and Air Conditioning Sheet Metal and Air Conditioning Contractors National Association, Inc. Contractors National Association, Inc. (SMACNA). (www.smacna.org) (SMACNA). (www.smacna.org)

Page 56: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Indoor Air Quality Management Indoor Air Quality Management PlanPlan

Always recommend an IAQ Always recommend an IAQ Management plan based on:Management plan based on:

• Tools for Schools Tools for Schools • OSHA Proposed IAQ StandardOSHA Proposed IAQ Standard• EPA/NIOSH Building Air Quality PlanEPA/NIOSH Building Air Quality Plan

Page 57: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

Further Information-General IAQFurther Information-General IAQ Division of Occupational Safety Division of Occupational Safety www.mass.govwww.mass.gov/dos/dos

Environmental Protection Agency Environmental Protection Agency www.epa.gov/iaqwww.epa.gov/iaq

OSHA OSHA www.osha.govwww.osha.gov

Healthy Schools Website Healthy Schools Website mphaweb.org/pol_schools.htmlmphaweb.org/pol_schools.html

Environmentally Preferable Products Environmentally Preferable Products www.mass.gov/epp/enviro.htmwww.mass.gov/epp/enviro.htm

Department of Public Health Department of Public Health www.mass.gov/dph/beha/iaq/iaqhome.htmwww.mass.gov/dph/beha/iaq/iaqhome.htm

Environmental Law Institute-IAQ LawsEnvironmental Law Institute-IAQ Lawswww.elistore.orgwww.elistore.org

Page 58: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

EBC Seminar

The IAQ/Mold Assessment – Getting it Right! –

Controlling Your Risk

Next Speaker

Wagdy A.Y. Anis, AIA, LEED, AP

Shepley Bulfinch Richardson & Abbott

Page 59: Welcome to the EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk

EBC SeminarThe IAQ/Mold Assessment – Getting

it Right! – Controlling Your Risk

Thanks to all our SpeakersAnd

Program Chair David Scarchilli