M, dl = 110 KN-m, M.ll=65 KN-m, M,eq=50 KN-m. Concrete compressive strength, fc'=28 MPa; Reinforcing steel yield strength, fy=415 MPa; Required strength U=1.32DL+0.55LL+1.1EQ; concrete cover to centroid of reinforcement=70 mm. a.) Using a beam 250 mm wide, find the required total beam depth if this beam is to be designed as singly reinforced b.) Using a beam with dimension bxh=300 mm x 600 mm, calculate the minimum number of 20 mm diameter bars required c.) Using a beam with dimension bxh=250 mm x 500 mm reinforced with 3-D25, find the resulting nominal bending moment
M, dl = 110 KN-m, M.ll=65 KN-m, M,eq=50 KN-m. Concrete compressive strength, fc'=28 MPa; Reinforcing steel yield strength, fy=415 MPa; Required strength U=1.32DL+0.55LL+1.1EQ; concrete cover to centroid of reinforcement=70 mm. a.) Using a beam 250 mm wide, find the required total beam depth if this beam is to be designed as singly reinforced b.) Using a beam with dimension bxh=300 mm x 600 mm, calculate the minimum number of 20 mm diameter bars required c.) Using a beam with dimension bxh=250 mm x 500 mm reinforced with 3-D25, find the resulting nominal bending moment
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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After frame analysis resulting bending moments at working loads of a beam are as follows: M, dl = 110 KN-m, M.ll=65 KN-m, M,eq=50 KN-m. Concrete compressive strength, fc'=28 MPa; Reinforcing steel yield strength, fy=415 MPa; Required strength U=1.32DL+0.55LL+1.1EQ; concrete cover to centroid of reinforcement=70 mm.
a.) Using a beam 250 mm wide, find the required total beam depth if this beam is to be designed as singly reinforced
b.) Using a beam with dimension bxh=300 mm x 600 mm, calculate the minimum number of 20 mm diameter bars required
c.) Using a beam with dimension bxh=250 mm x 500 mm reinforced with 3-D25, find the resulting nominal bending moment
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