Asbestos in Roads. what is required before work begins. Jeremy Brown. Michigan Department of Environmental Quality. Air Quality Division

Transcription

1 Asbestos in Roads what is required before work begins Jeremy Brown Michigan Department of Environmental Quality Air Quality Division Technical Programs Unit

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3 Demolition & Asbestos Regulations Affected Facilities Notification of demolition activities Causes of dust Treatment Why control Asbestos and demolition

4 NESHAP Asbestos Regulations 40 CFR Part 61 Subpart M (National Emission Standards for Asbestos) State Regulations adopted by reference in Rule 942 MIOSHA 29 CFR (General Industry Standards) 29 CFR (Construction Industry Standards)

5 What is Asbestos? Asbestos is a naturally occurring mineral, distinguished from other minerals by the fact that its crystals form long thin fibers. Asbestos fibers are very light and can stay suspended in the air for days. Heat resistant, acid proof, fibers provide strength and insulation

6 Types of Asbestos Chrysotile Amosite

7 Types of Asbestos Crocidolite 1954 Kent Micronite Cigarette Filter

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9 Regulated Asbestos Containing Friable asbestos- (material that can be crushed with hand pressure when dry) Category I-(packings, gaskets, resilient floor covering, asphalt roofing) that has become or will become friable Category II -(nonfriable material excluding Category I) that has become or will become crumbled, pulverized, or reduced to powder Materials (RACM)

10 How is it used? Pipe, duct, boiler insulation Spray-on fireproof/acoustical coating Municipal water mains/sewers Wire/electrical insulation Roofing products felt, shingles, asphalt cement Texturing ( popcorn ceiling ) Drywall, tape and/or mud Plaster Attic insulation (vermiculite) Mastic and adhesives Fire doors Chalkboards Caulk and grout Vinyl asbestos tile (VAT) or sheet flooring There are over 3000 known asbestos-containing products!!!

11 Why is it Regulated? Asbestos is an air contaminant Health impacts known human carcinogen Widely used as a building material Renovation/demolition processes are likely to disturb the fibers and create inhalation hazard

12 The Asbestos Survey Facility must be thoroughly inspected

13 Inspection of bridge (facility) Bridges are subject to the NESHAP. o see EPA ADI for January 30, 2014 Must be a accredited inspector with LARA Samples must be taken to verify no asbestos is present o This includes: concrete, tar, expansion joints, asphalt, etc. Construction date is not a factor in bridge being subject. Sample materials that are not wood or steel

14 Bridge Demolition & Work - Complete Bridge Demolition - Removal of asphalt surface - Replacement of expansion joints - Etc.

15 Notification Requirements All Subject Demolitions (regardless of whether RACM is present or not) Renovation involving regulated asbestos at or above the threshold limits. (RACM). The asbestos amounts are additive in a project. RACM 260ln/ft 160sq/ft 35cu 3

16 Notification Notifications are currently submitted electronically through the Asbestos Notification System in Submitted Notifications can be viewed by the public through the Notification (link) found on our website at under Asbestos NESHAP Program

17 Fugitive Dust During Demolition

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19 Demolition with water use

20 MDEQ Asbestos NESHAP Information Click on Asbestos NESHAP Program on the right under OR on the Asbestos NESHAP Program tab at the bottom of the screen

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23 Contacts NESHAP Asbestos Notification Coordinator Kimberly Dohm - (517) dohmk@michigan.gov NESHAP Asbestos Inspectors Southeast Michigan/Detroit Inspectors Tammy Bell - (313) bellt4@michigan.gov Joe Goeddeke - (313) goeddekej@michigan.gov Lower Peninsula Inspectors Craig Dechy (517) dechyc@michiagn.gov Jeremy Brown (517) brownj9@michigan.gov Matt Karl - (989) karlm@michigan.gov Tyler Salmasick - (616) salamasickt1@michigan.gov> Upper Peninsula/Northern Lower Peninsula Inspector Joe Scanlan - (906) scanlanj@michiagn.gov

24 Questions???