A barrier pipe is a type of plastic piping equipped with a built-in protective layer or coating.Without this extra layer of protection, oxygen and other gases could pass through the walls of the pipe, leading to corrosion within the plumbing system over time. barrier pipe is a type of plastic piping equipped with a built-in protective layer or coating.
order for it to be considered lead-based paint, the paint must have greater than or equal to 0.5% lead. 2 For example, see the sections of the federal standard for lead in the construction industry identified as 29. CFR 1926.62(d)(2)(i) and 29 CFR 1926.62(d)(2)(iii)(B).
This handbook summarizes requirements of EPAâs Lead-Based Paint Renovation, Repair and Painting. Program Rule, aimed at protecting against lead-based paint hazards associated with renovation, repair and. painting activities. The rule requires workers to be trained to use lead-safe work practices and requires renoÂ­. vation irms to be EPA-certiied; these requirements will become effective April 22, 2010.