139% The floor system used in a school classroom consists of a 100-mm reinforced stone concrete slab. Sketch the loading that acts along the joist BF and side girder ABCDE. Set a = 3 m, b=9 m. Hint: See Tables 1.2 and 1.4. Q2 Solve Q1 = with a 3 m, b = 4.5 m. 四 a B D