Document gaM1vx9v5L5G558aZJZQmX7Zq
AT&T Asbestos Awareness Course #600519
RECOGNIZING SUSPECT ASBESTOS MATERIALS
RECOGNIZING ASBESTOS Asbestos cannot be visually identified Review specifications or manufacturers' literature Determine the date the building was constructed and compare to typical "last date of
use" for material, if there is one A sample must be sent to a laboratory for analysis to identify asbestos.
COMMON ASBESTOS APPLICATIONS
SURFACING MATERIALS Sprayed-On Fireproofing
May appear fluffy or rough May look like cement or plaster, or cotton candy Typically sprayed on beams and ceiling structures 1973 - Ban of Sprayed-On (US Facilities)
THERMAL SYSTEM INSULATION (also called TSI)
Pipe Insulation Canvas or cloth wrapped May have the appearance of corrugated paper (white or brown cardboard)
or pre-formed asbestos blocks
Troweled on materials Elbows may be ofdifferent materials than cither horizontal or vertical runs
Boilers
Insulation
Door Gaskets
Ventilation Systems Insulation on air handling units and ducts Flexible gaskets
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ATT-NJ-DEG-0077594