STB PDF

Public transport. Service interface for real-time information relating to public transport operations - Context and framework. Original standard UNE-EN 15531-1-2022 in PDF full version. Additional info + preview on request

Document status: Active

Public transport. Service interface for real-time information relating to public transport operations - Communications infrastructure. Original standard UNE-EN 15531-2-2022 in PDF full version. Additional info + preview on request

Document status: Active

Public transport. Service interface for real-time information relating to public transport operations - Functional service interfaces. Original standard UNE-EN 15531-3-2022 in PDF full version. Additional info + preview on request

Document status: Active

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 1: General. Original standard UNE-EN 1555-1-2022 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 1555-1-2026

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 2: Pipes. Original standard UNE-EN 1555-2-2022 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 1555-2-2026

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: Fittings. Original standard UNE-EN 1555-3-2022 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 1555-3-2026