Crab Standard C25 It consist a tube Ø 48.3mm with four stirrups welded at 90° at 0.50m intervals. One end forms a spigot to centre the standards and avoid any disconnecton. They can be pinned together.
Crab Ledger Ø 48.3mm x 2.7mm thick. It is made of Ø 48.3mm tube with a wedgeclamp at both ends.
Crab Jackbase C25 / 500 Jack base is used to compensate the ground unevenness and to level the shoring structure. Weight = 3.19 kg Ø 38mm x 4mm thick | Plate thickness 6.0mm
Crab Board Bearer It is designed to accommodate primary and secondary bearer for shoring. Weight = 4.0kg Ø 48.3mm x 4mm thick | Plate thickness 9.0mm
Crab Toeboard It is 150mm high in compliance with the regulations. It is secured by mere housing into the stirrups of the standards.
Crab Board Bearer It cuts the span of the boards which constitute the working or access areas.
Crab Walking Board It is a metal platorm made of galvanized steel perforated sheet. Fix to ledger by four U- shaped hooks with locking and anti-lifting device.
Crab Brace Ø 38mm x 2.7mm thick It consists of Ø 38mm tube with wedges at both ends with a wedgelocking bolt. It ensures the structure lateral stability. Its size is determined by the braced bay height (H) and the length (L)
Crab Reinforced Ledger It enables to increase the platorm working load.
Crab Ladder Beam 4m or 5m It is 150mm high in compliance with the regulations. It is secured by mere housing in the stirrups of the standards.
Crab S – Pin C25 S-Pin is used to secure the tower for lifting.
