Formwork machine for the world´s largest monolithic tunnel

A wall form tie retrieval system is disclosed that provides a wall form tie casing.

The aim of this invention is easy to use, practical, light, compact, mobile tool, designed for restoration of the formwork props.

Formwork machine for the world´s largest monolithic tunnel

Form assemblies disclosed herein include a form assembly having a reusable flexible form.

The invention relates to a formwork system which comprises formwork elements having opposite formwork interior surfaces, which can be interlinked at a distance to one another by means of formwork ties.

The shuttering includes: an elongate shuttering member; a support member attachable to the elongate shuttering member to support the shuttering member in a desired position.

The invention relates to a sheathing element (1) for concrete, particularly sheathing plate, having at least one sheathing surface (1a), wherein the at least one sheathing surface (1a) has at least one coating (3).

A formwork (10) is supplied, and the formwork is filled with concrete.

The invention further relates to a planar formwork element (8) and to a formwork.

Pre-formed side shutters (5, 7) are used to extend the channel-section shutters upwardly, these side shutters overhanging the channel-section shutters.

The casing to be used is a lost pillar casing of particular shape.

This tool very effectively removes uneven places and dents present inside the formwork prop without the need for electric power.

Furthermore, the invention comprises a lagging system having a plurality of such lagging segments (10).

Disclosed is a formwork element (1) which can be assembled along with other such formwork elements (1) so as to form a formwork structure.