350 mm A 4-m long cantilevered beam with cross-section shown is to carry a uniform dead load of 8 kN/m (including beam weight) and a concentrated live load of 5 kN at the free end. Using 12 mm diameter stirrups, f'c = 35MPA and fy = 420 MPa (both compression and tension steel), and unit weight of concrete of 23.5 kN/m3, determine the following: Assume interior exposure (40mm clear cover) and 25mm clear spacing between layers of reinforcing steel. a. Effective depth of the beam (mm) b. depth of compression block "a" (mm) c. Strain in tension steel d. Strain in compression steel 7-28mme 3-28mmø ww ost
350 mm A 4-m long cantilevered beam with cross-section shown is to carry a uniform dead load of 8 kN/m (including beam weight) and a concentrated live load of 5 kN at the free end. Using 12 mm diameter stirrups, f'c = 35MPA and fy = 420 MPa (both compression and tension steel), and unit weight of concrete of 23.5 kN/m3, determine the following: Assume interior exposure (40mm clear cover) and 25mm clear spacing between layers of reinforcing steel. a. Effective depth of the beam (mm) b. depth of compression block "a" (mm) c. Strain in tension steel d. Strain in compression steel 7-28mme 3-28mmø ww ost
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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