The UNE 104425:2024 standard defines the requirements for the installation and subsequent maintenance of waste landfill waterproofing systems using high-density polyethylene sheets.
Some of the reference standards essential for the application of this document are:
- UNE 103500:1994. Geotechnic. Modified Proctor Standard proctor.
- UNE 104304:2015. Synthetic materials. Installation. Determination of peel resistance of joints between installed waterproofing synthetic sheets.
- UNE 104481-3-2:2010. Test methods for membranes for waterproofing.
This document includes two annexes to aid in its application:
- Annex A (Informative). Sample weld test report
- Annex B (Regulatory). Vacuum test