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(11) | EP 1 266 735 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Method of producing a precast slab or beam made of standard or precompressed concrete |
(57) Method of producing a precast hollow slab or beam member made of standard or precompressed
concrete comprising the following steps in sequence: continuous casting by means of
a forming machine on a steel track on which suitably arranged pre-compression rods
have already been laid and tensioned, setting and hardening of the casting, thereby
obtaining a compact article, releasing the tensioning of the rods and subsequent pre-compression
of the article, and carrying out two mutually inclined cuts at least at one end of
said article. |