Types of Scaffold Ties
what is scaffolding ties
types of scaffold
what is scaffolding
Scaffolding, also called scaffold or staging, is a temporary structure used to support a work crew and materials to aid in the construction, maintenance and repair of buildings, bridges and all other man-made structures.
Types of Scaffold Ties
Types of scaffold ties It is essential that all scaffolds are properly tied into the building or structure at intervals to ensure the safety and stability of the scaffold.
Types of tie include:
Through Tie
A tie fixed through an opening in a wall or a window.
Reveal Tie
A reveal tube with wedges or screwed fittings and pads, fixed between opposing faces of an opening in a wall together with the tie tube. Relies solely on friction, therefore safe working capacity is reduced. Ideally, they should not be more than 50% of the total number of ties.
Box Tie
The assembly of tubes and couplers, usually around columns or other elements of the building. The above types of the tie are all of the moveable variety, this means they can be removed, one at a time systematically then replaced after the task necessitating the removal is complete. No tie may be removed without the agreement of the competent person. The following are non-removable
Cast-in and Drilled Anchorages
Provided by casting in, or fixing a threaded anchor sleeve into the structure itself. The attachment of the scaffold to the anchor sleeve is either by a ring bolt or tied and secured by wire lashing. These types should be used in accordance with the manufacturer’s recommendations. The capacity of the anchorage into the structure must be established by test, 50% need to be pull tested.
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