2167. If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is________________? September 7, 2025 by Admin A. 200 cm B. 300 cm C. 150 cm D. 100 cm ✅ The correct answer is option C.