void (rood) Beam B void (roon Beam B Beam B 2 m Beam C Beam C 4 m Beam A concrete slab concrete slab Beam G Beam F Beam D 4 m Beam A concrete slab Beam G concrete slab Beam F Beam C Beam C Beam A concrete slab 4 m concrete slab Beam G Beam F Beam E k 5 m 5 m induced fully restroined Gk = 20 kw Qic soep Figure 1 UDL lak 3 t/m Q Cantilever beams B of 2 m long in Figure 1 are supporting the roofing system. The beam-to-column joints are rigid, thus providing restraints only at the supports. For this beam B, verify whether the section UB 254x102 x 22 kg/m is safe against bending and lateral torsional buckling by using Method 2 (for rolled sections or equivalent welded sections). The whole cross-section may be assumed belongs to Class 1 and the yield strength, , is 235 MPa. The estimated actions on the beam B consist of: Permanent actions Uniformly distributed over the length (including selfweight), 8x = 7 kN/m Imposed actions Uniformly distributed over the length, 94 - 15 kN/m UB 250 x 10 (20 marks) void (rood) Beam B void (roon Beam B Beam B 2 m Beam C Beam C 4 m Beam A concrete slab concrete slab Beam G Beam F Beam D 4 m Beam A concrete slab Beam G concrete slab Beam F Beam C Beam C Beam A concrete slab 4 m concrete slab Beam G Beam F Beam E k 5 m 5 m induced fully restroined Gk = 20 kw Qic soep Figure 1 UDL lak 3 t/m Q Cantilever beams B of 2 m long in Figure 1 are supporting the roofing system. The beam-to-column joints are rigid, thus providing restraints only at the supports. For this beam B, verify whether the section UB 254x102 x 22 kg/m is safe against bending and lateral torsional buckling by using Method 2 (for rolled sections or equivalent welded sections). The whole cross-section may be assumed belongs to Class 1 and the yield strength, , is 235 MPa. The estimated actions on the beam B consist of: Permanent actions Uniformly distributed over the length (including selfweight), 8x = 7 kN/m Imposed actions Uniformly distributed over the length, 94 - 15 kN/m UB 250 x 10 (20 marks)