A concrete floor slab 100mm thick is cast monolithic with concrete beams 2.0m on centers. The beams have a span of 4.2m, web width of 250 mm and overall depth of 450 mm. The tensile reinforcement consists of 4-25 mm diameter bars in two rows with 25mm vertical clear spacing. Use material strengths f’c = 21 MPa and fy = 415 MPa. Calculate the following considering a T-geometry: Effective flange width of an interior beam in mm = Depth of uniform stress block at ultimate stage in mm to the nearest whole number = Tensile steel strain compatible with concrete strain of 0.003 in 3 decimal places =

A concrete floor slab 100mm thick is cast monolithic with concrete beams 2.0m on centers. The beams have a span of 4.2m, web width of 250 mm and overall depth of 450 mm. The tensile reinforcement consists of 4-25 mm diameter bars in two rows with 25mm vertical clear spacing. Use material strengths f’c = 21 MPa and fy = 415 MPa. Calculate the following considering a T-geometry: Effective flange width of an interior beam in mm = Depth of uniform stress block at ultimate stage in mm to the nearest whole number = Tensile steel strain compatible with concrete strain of 0.003 in 3 decimal places =

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter9: Composite Construction

Section: Chapter Questions

Problem 9.1.3P

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