Registration number (WIID)Project No.TitleStatus
10152LVS 418:2010Gas supply systems. External gas pipelines. ConstructionAtcelts
10153LVS 421:2010Gas distribution and Customer systems. Additional requirements for design, construction and repair of PE gas pipelinesAtcelts
10815LVS EN 12050-2:2003 LWastewater lifting plants for buildings and sites - Principles of construction and testing - Part 2: Lifting plants for faecal-free wastewaterAtcelts
10196LVS EN 12583:2011 LGas supply systems – Compressor stations – Functional requirementsAtcelts
10198LVS EN 1555-3:2011 LPlastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: FittingsAtcelts
10399LVS EN ISO 12241:1998Thermal insulating for building equipment and industrial installations - Calculation rulesAtcelts
10507LVS 445:2003 /AC:2003Operation and Maintenance of natural gas distribution and Consumer supply systems with max. operation pressure 1,6 MPa (16 bar)Atcelts
10160LVS 445-1:2011Operation and Maintenance of natural gas distribution and Consumer supply systems with max operation pressure 1,6 Mpa (16 bar). Part 1:General requirementsAtcelts
10333LVS 420:2010 /AC:2014Gas appliances. Conditions for installation of gas appliancesAtcelts
11018LVS 445-1:2009 /AC:2010Operation 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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