Waterproofing sheets of synthetic polymer

This document outlines the technical specifications governing the production and quality assessment of waterproof sheet materials derived from synthetic polymers. These sheets serve as critical components in construction and civil engineering applications where moisture protection is essential. The content details the required physical and mechanical properties, including tensile strength, elongation at break, and resistance to puncture, ensuring durability under various environmental conditions. Procedures for sampling and testing methods are established to verify compliance with the defined performance criteria. Particular attention is given to dimensions, surface quality, and aging characteristics to guarantee long-term functionality. The guidelines also address the consistency of raw materials used in the manufacturing process and the final product's ability to withstand hydrostatic pressure. Adherence to these specifications ensures that the resulting sheets provide reliable waterproofing solutions for structures exposed to water and humidity. The text focuses strictly on the technical requirements and test methodologies without referencing external regulatory bodies or specific dates of issuance.