ISO 11295:2026
ISO 11295:2026 Plastics piping systems used for the rehabilitation of pipelines - Classification and overview of strategic, tactical and operational activities
standard byInternational Organization for Standardization , 02/01/2026
standard byInternational Organization for Standardization , 02/01/2026
This document establishes the steps of the overall process of pipeline rehabilitation, comprising:
u000bu000bstrategic and tactical activities:u000bu000bu000binvestigation and condition assessment of the existing pipeline;u000bpipeline rehabilitation planning;u000bu000bu000boperational activities:u000bu000bu000bproject specification;u000bapplications of techniques;u000bdocumentation of the design and application process.u000bu000bThis document defines general terms of pipeline rehabilitation and establishes the classification of families of renovation and trenchless replacement techniques, with description of their respective features.
u000bThis document is applicable to underground drains and sewers and underground water and gas supply networks.
u000bThis document does not apply to:
u000bu000bnew construction provided as network extensions;u000bcalculation methods to determine, for each viable technique, the characteristics of lining or replacement pipe material needed to secure the desired performance of the rehabilitated pipeline;u000btechniques providing non-structural pipe liners;u000btechniques for repair.u000b