Registration number (WIID)Project No.TitleStatus
10725LVS EN 1918-5:2011 LGas supply systems - Underground gas storage - Part 5: Functional recommendation for surface facilitiesAtcelts
10708LVS 363:2009 Additional requirements for corrosion protection of underground steel pipelinesAtcelts
10883LVS EN 832:2003 +AC LThermal performance of buildings - Calculation of energy use for heating - Residential buildingsAtcelts
10804LVS 419:2002 /A1:2004Internal gas pipelines - InstallationAtcelts
10764LVS 417:2011 /A1:2014Gas distribution and Customer systems - External gas pipelines - DesignAtcelts
10790LVS 421:2002Gāzes sadales un lietotāja sistēmas - Additional requirements for desigh, construction and repair of PE gas pipelinesAtcelts
10791LVS 421:2010 /A1:2013Gas distribution and Customer systems. Additional requirements for design, construction and repair of PE gas pipelinesAtcelts
10722LVS EN 12327:2011 LGas supply systems – Pressure testing, commissioning and decommissioning procedures. Functional requirementsAtcelts
10850LVS 417:2002 /A1:2004Gas distribution and Customer systems - External gas pipelines - DesignAtcelts
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
Displaying 51-60 of 204 results.