German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Metal construction works— 23 стр.
Inland navigation vessels - Floating landing stages and floating equipment on inland waters - Requirements, tests; German version EN 14504:2016— 30 стр.
District heating pipes - Design and installation of thermal insulated bonded single and twin pipe systems for directly buried hot water networks - Part 1: Design; German and English version EN 13941-1:2019— 326 стр.