E04C1/00—Building elements of block or other shape for the construction of parts of buildings
E04C1/39—Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra
E04C1/397—Building elements of block or other shape for the construction of parts of buildings characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra serving for locating conduits
Procede pour empecher le deplacement d'une baguette profilee d'etancheite par rapport a un element de construction de tunnel et baguette profilee d'etancheite realisee selon ce procede.