Technical information Crab range

162 C a l c u l a t i o n s f o r f a ç a d e s 2 4 m h i g h F (kN) = q p x S a x C t x ϕ E Not Net Canvass cover covered C prob = 1 C prob = 0.92 C prob = 1 C prob = 0.92 C prob = 1 C prob = 0.92 Region 1 0.61 0.51 0.80 0.67 4.13 3.49 Region 2 0.72 0.61 0.95 0.80 4.90 4.14 Region 3 0.85 0.72 1.11 0.94 5.73 4.86 Region 4 0.98 0.83 1.29 1.09 6.66 5.64 F (kN) = q p x S a x C t x ϕ E Not Net Canvass cover covered C prob = 1 C prob = 0.92 C prob = 1 C prob = 0.92 C prob = 1 C prob = 0.92 Region 1 0.76 0.64 1.00 0.84 5.16 4.36 Region 2 0.76 0.90 1.00 1.19 6.13 5.18 Region 3 1.06 0.90 1.18 1.39 7.16 6.08 Region 4 1.22 1.04 1.36 1.61 8.32 7.05 F (kN) = q p x S a x C t x ϕ E Not Net Cover covered C prob = 1 C prob = 0.92 C prob = 1 C prob = 0.92 C prob = 1 C prob = 0.92 Region 1 0.91 0.77 1.01 1.20 6.19 5.23 Region 2 0.91 1.08 1.43 1.20 7.36 6.22 Region 3 1.27 1.08 1.67 1.42 8.59 7.30 Region 4 1.46 1.25 1.93 1.63 9.98 8.46 Non-weighted maximum loads on the standard bearing the greatest load Maximum non-weighted forces in the anchor subject to the most stress 2.00 m section Not covered, net or canvas sheet: anchors in a zigzag arrangement every 4.00 m or 8.00 m. F (kN) 0.70 m wide 1.00 m wide Without Bracket Without Bracket bracket 0.30 m bracket 0.30 m Class as per class 6 class 5 class 6 class 5 NF EN12810/11 6.00 kN/m 2 4.50 kN/m 2 6.00 kN/m 2 4.50 kN/m 2 PP (kN) 5.85 5.51 6.70 6.38 Q (kN) 6.30 8.78 9.00 10.80 F = PP + Q 12.15 14.29 15.70 17.18 PP = Scaffolding own weight Q = Working load * with 1.00 m reinforced ledger * with 1.00 m reinforced ledger Not covered: anchors in a zigzag arrangement every 8.00 m Net or canvass cover: anchors in a zigzag arrangement every 4.00 m Not covered: anchor ties in a zigzag arrangement every 8.00 m Net or canvass cover: anchor ties in a zigzag arrangement every 4.00 m 2.50 m section 3.00 m section F (kN) 0.70 m wide 1.00 m wide Without Bracket Without Bracket bracket 0.30 m bracket 0.30 m Class as per class 5 class 4 class 4 class 3 NF EN12810/11 4.50 kN/m 3.00 kN/m 2 3.00 kN/m 2 2.00 kN/m 2 PP (kN) 7.58* 7.40 8.83 8.65 Q (kN) 7.09* 8.78 6.75 7.20 F = PP + Q 14.67 16.18 15.58 15.85 Class as per class 5 class 4 class 4/5 class 4 NF EN12810/11 4.50 kN/m 2 3.00 kN/m 2 3.00/4.50 kN/m 2 3.00 kN/m 2 PP (kN) 7.58* 7.40 8.83/8.83* 8.65 Q (kN) 7.09* 8.78 6.75/10.13* 10.80 F = PP + Q 14.67 16.18 15.58/18.96* 19.45 F (kN) 0.70 m wide 1.00 m wide Without Bracket Without Bracket bracket 0.30 m bracket 0.30 m Class as per class 6 class 4 class 5 class 4 NF EN12810/11 6.00 kN/m 2 3.00 kN/m 2 4.50 kN/m 2 3.00 kN/m 2 PP (kN) 6.72 6.45 7.79 7.51 Q (kN) 7.88 7.32 8.44 9.00 F = PP + Q 14.60 13.77 16.23 16.51 Class as per class 6 class 4 class 5/6 class 4 NF EN12810/11 6.00 kN/m 2 3.00 kN/m 2 4.50/6.00 kN/m 2 3.00 kN/m 2 PP (kN) 6.72 6.45 7.79 7.51 Q (kN) 7.88 7.32 8.44/11.25* 9.00 F = PP + Q 14.60 13.77 16.23/19.04* 16.51 1 2 1 1 1 2 2 2 01.11.17 T e c h n i c a l i n f o r m a t i o n