PART C

Answer any TWO
7.(a) Explain yield line analysis of stabs. Sketch the yield line pattern in square, rectangular,
triangular and circularslabs (5) (b ) Explain the concept of strut and tie model for
design of RC structures (4)
(c) Discuss the application of strut and tie model in concrete structures (3)

8. (a) Derive the expression for ultimate moment of an isotropic ally reinforced square slab
with fixed edges carrying a UDL (3)

(b) Design a single span deep beam to suit the following data:
Effectiv span= 6m
Overall Depth=6m
Width ot support=0.6m
Width of beam= 0.4m
Total load on beam including self weightz400kN/m, Use M20 and Fe415 (9)

9. Design a corbel to support a gantry girder reaction of 350 kN at service condition acting
at distance of 225mm from the face of a 350mm X 350mm column. Use M20 and Fe415
(12)