Registration number (WIID)Project No.TitleStatus
59352LVS 1049:2022Hydrocarbon gases. Odorization test methodsStandarts spēkā
59362LVS 1075:2022Operation conditions for underground gas storage wells with intercasing and annulus pressuresStandarts spēkā
83122LVS 445:2024Operation and Maintenance of natural gas distribution and Consumer supply systems with max operation pressure 1,6 Mpa (16 bar)Standarts spēkā
83121LVS 1081:2024Acceptance of the natural gas system with a maximum pressure of up to 1.6 MPa (16 bar) for operational readinessStandarts spēkā
59084LVS EN 15378-1:2017/NA:2020Energy performance of buildings - Heating systems and DHW in buildings - Part 1: Inspection of boilers, heating systems and DHW, Module M3-11, M8-11 - National AnnexStandarts spēkā
59351LVS 1073:2022Lightning protection systems in the natural gas distribution and user systemsStandarts spēkā
59427LVS 1048:2022Accident and emergency repair call classification, tracking and analysis of the natural gas distribution and supply in the internal systemStandarts spēkā
59190LVS 1065:2021Cathodically shielded gas pipelines at intersections with traffic routes and communications. Steel jacketed pipes or working pipes laid by the drawing methodStandarts 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
58999LVS EN ISO 52003-1:2017/NA:2020Energy performance of buildings - Indicators, requirements, ratings and certificates - Part 1: General aspects and application to the overall energy performance (ISO 52003-1:2017) - National AnnexStandarts spēkā
Displaying 31-40 of 204 results.