Registration number (WIID)Project No.TitleStatus
31264EN 295-1:2013Vitrified clay pipe systems for drains and sewers - Part 1: Requirements for pipes, fittings and jointsIzstrādē
31263EN 13508-2:2003/FprA1Investigation and assessment of drain and sewer systems outside building - Part 2: Visual inspection coding systemIzstrādē
31250prEN 1253-5 revGullies for buildings - Part 5: Gullies with light liquids closureIzstrādē
31249LVS EN 1253-2:2015Gullies for buildings - Part 2: Roof drains and floor gullies without trapStandarts spēkā
31249prEN 1253-2Gullies for buildings - Part 2: Roof drains and floor gullies without trapIzstrādē
31248LVS EN 1253-1:2015Gullies for buildings - Part 1: Trapped floor gullies with a depth water seal of at least 50 mmStandarts spēkā
31248prEN 1253-1Gullies for buildings - Part 1: Trapped floor gullies with a depth water seal of at least 50 mmIzstrādē
30887EN 1917:2002/AC:2008Concrete manholes and inspection chambers, unreinforced, steel fibre and reinforcedIzstrādē
30887LVS EN 1917:2003 /AC:2008Concrete manholes and inspection chambers, unreinforced, steel fibre and reinforcedStandarts spēkā
30886EN 1916:2002/AC:2008Concrete pipes and fittings, unreinforced, steel fibre and reinforcedIzstrādē
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