E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
E04G17/075—Tying means, the tensional elements of which are fastened or tensioned by other means
E04G17/0751—One-piece elements
E04G17/0754—One-piece elements remaining completely or partially embedded in the cast material
Structure precontrainte en beton comprenant deux plaques reliees par un treillis, procede pour la fabriquer, elements pour la mise en oeuvre du procede et application a la construction d'un element de tablier de pont, de couverture ou de plancher
Procede permettant d'incorporer des epingles de levage et de manutention dans des dalles alveolees en beton precontraint ainsi que dalle obtenue suite a la mise en oeuvre de ce procede