Please clarify the the term "homogeneous area," under the Asbestos Hazard Emergency Response Act (AHERA), which has a regulatory definition of being uniform in color or texture, when applied to pipe lagging that's been discolored or applied differently.
A certain number of bulk samples (based on the size of the area) are required for each homogeneous area as described at 40 CFR part 763.86(a). The accredited inspector must make a judgment on whether pipe lagging is indeed uniform in color and texture, and therefore a homogeneous area. If…