Registration number (WIID)Project No.TitleStatus
10021LVS EN ISO 14731:2008 LWelding coordination - Tasks and responsibilitiesAtcelts
10112LVS 417:2011Gas distribution and Customer systems - External gas pipelines - DesignAtcelts
58749LVS 459:2017Combustible gases. Gas properties, parameters, quality assessmentAtcelts
59011LVS EN ISO 10077-2:2017/NA:2020Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 2: Numerical method for frames (ISO 10077-2:2017) - National AnnexStandarts spēkā
59361LVS 1074:2022Internal diagnostics of gas transmission pipelines, analysis of diagnostic results and hazard assessment of defectsStandarts spēkā
59022LVS 364:2020Operation, maintenance and repair of natural gas storage in aquafier and transmission pipelines systemStandarts spēkā
11019LVS EN 12279:2000 /A1:2011 LGas supply systems - Gas pressure regulating installations on service lines - Functional requirementsStandarts spēkā
59029LVS EN 16798-5-1:2017/NA:2020Energy performance of buildings - Ventilation for buildings - Part 5-1: Calculation methods for energy requirements of ventilation and air conditioning systems (Modules M5-6, M5-8, M6-5, M6-8, M7-5, M7-8) - Method 1: Distribution and generation. National AnnexStandarts spēkā
59027LVS EN 16798-5-2:2018/NA:2020Energy performance of buildings - Ventilation for buildings - Part 5-2: Calculation methods for energy requirements of ventilation systems (Modules M5-6, M5-8, M6-5, M6-8, M7-5, M7-8) - Method 2: Distribution and generation. National AnnexStandarts spēkā
59031LVS EN 16798-15:2017/NA:2020Energy performance of buildings - Ventilation for buildings - Part 15: Calculation of cooling systems (Module M4-7) - Storage - National AnnexStandarts spēkā
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