Registration number (WIID)Project No.TitleStatus
10194LVS EN 437+A1:2011 LTest gases - Test pressures - Appliance categoriesAtcelts
10197LVS EN 1555-2:2011 LPlastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 2: PipesAtcelts
10193LVS EN 1555-1:2011 LPlastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 1: GeneralAtcelts
10792LVS EN 1555-4:2011 LPlastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: ValvesAtcelts
10021LVS EN ISO 14731:2008 LWelding coordination - Tasks and responsibilitiesAtcelts
10809LVS EN 12050-1:2003 LWastewater lifting plants for buildings and sites - Principles of construction and testing - Part 1: Lifting plants for wastewater containing faecal matterAtcelts
10119LVS 445-2:2009Operation and Maintenance of natural gas distribution and Consumer supply systems with max.operation pressure 1,6MPa (16 bar). Part 2: Maintenance terms, work description and executive documentationAtcelts
10149LVS 419:2010Internal gas pipelines. InstallationAtcelts
10725LVS EN 1918-5:2011 LGas supply systems - Underground gas storage - Part 5: Functional recommendation for surface facilitiesAtcelts
58782LVS 445-1:2011/A3:2018Operation and Maintenance of natural gas distribution and Consumer supply systems with max operation pressure 1,6 Mpa (16 bar). Part 1:General requirementsAtcelts
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