Registration number (WIID)Project No.TitleStatus
59351LVS 1073:2022Lightning protection systems in the natural gas distribution and user systemsStandarts spēkā
10971LVS 419:2002Internal gas pipelines - InstallationAtcelts
10152LVS 418:2010Gas supply systems. External gas pipelines. ConstructionAtcelts
10883LVS EN 832:2003 +AC LThermal performance of buildings - Calculation of energy use for heating - Residential buildingsAtcelts
10877LVS EN 1264-2:1997Floor heating - Systems and components - Part 2: Determination of the thermal outputAtcelts
10200LVS EN 1918-1:2011 LGas supply systems - Underground gas storage - Part 1: Functional recommendation for storage in aquifersAtcelts
10837LVS 445-1:2011 /A1:2012Operation and Maintenance of natural gas distribution and Consumer supply systems with max operation pressure 1,6 Mpa (16 bar). Part 1:General requirementsAtcelts
10149LVS 419:2010Internal gas pipelines. InstallationAtcelts
10850LVS 417:2002 /A1:2004Gas distribution and Customer systems - External gas pipelines - DesignAtcelts
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
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