Toxic Substances

Fort Wainwright, Alaska

Environmental Officer Course

2011

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04/19/231

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Outline

I. Introduction

II. Asbestos

III. Asbestos Health Risks

IV. Lead-based Paint

V. Lead-based Paint Health Risks

VI. Summary

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Introduction

• Fort Wainwright has many older and historical buildings which may contain asbestos and lead-based paint.

• Remediation has occurred on a case-by-case basis – your building may still contain these materials!

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AsbestosAsbestos

• A group of naturally occurring minerals that separate into fibers.

• Asbestos Containing Material (ACM) – any material or product that contains more than 1% of asbestos.

• Fibers can break down smaller than some germs.

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Asbestos

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Asbestos

• Friable – ACM that contains more than one percent asbestos as determined by 40 CFR 763, subpart E, Appendix E, when dry can be crumbled, pulverized or reduced into a powder by hand pressure; includes durable materials in poor condition.

• Non-friable – ACM that when dry can not be crumbled, pulverized, or reduced to powder by hand pressure.

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Asbestosis

• Scarring of the lung tissue– Latency period of 10-30 years.– Symptoms include shortness of breath, cough,

weakness.– Treatments include removal from exposure source,

prevention and/or prompt treatment of respiratory illnesses.

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Lung Cancer

• Cancerous growth of lung tissue– Latency period of about 30 years.– Risk increases exponentially with smoking.– Treatments include surgery, radiation and

chemotherapy.

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Mesothelioma

• Malignancy of the lung or abdominal cavity lining– Latency period about 30-40 years.– Symptoms include chest/abdominal pain, shortness of

breath, nausea, vomiting.– Is always fatal.

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Asbestos Uses

• Found in thousands of products.• Has not been banned except in certain

uses/products.• Anything that is not glass, wood, or metal may

contain asbestos.

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Pipe Insulation

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Brake Pads

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Miscellaneous Building Materials

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Flooring and Mastic

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Old Safes

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Lead-based Paint

• LBP – Lead-based Paint− Concentration of lead is 1mg/cm2 (or 5,000 g/g by

dry weight) or more of lead.

• LCP – Lead Containing Paint− Concentration is 4999 ppm or less.− Not regulated by the EPA.− OSHA still requires special work practices.

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Lead-based Paint Health Risks

− Dizziness− Nausea− Headaches− Constipation− Irritability− Fatigue− Abdominal Pain− Sterility

− Birth Defects− Miscarriages/

Stillbirths− Kidney failure− Cardio-respiratory

arrest− Coma− Many more…

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What does LBP look like?

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Summary

• Be aware that your buildings may contain asbestos or lead-based paint.

• If you need to clean the area, damp mop – do not sweep.

• Do not start any construction projects, remodel/demolish without first contacting PWE for prior approval.

• Always contact PWE with any questions.

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INSTALLATION MANAGEMENT COMMANDINSTALLATION MANAGEMENT COMMAND

“Sustain, Support and Defend”

END

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04/19/2320

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