A column 400 mm × 400 mm cross-section is reinforced with 4N32 bars and R10ties@160c/c. N32 concrete is used. A cover of 20 mm is provided. The column is subjected to an axial force of 600kN and a ben...
A column 400 mm × 400 mm cross-section is reinforced with 4N32 bars and R10ties@160c/c. N32 concrete is used. A cover of 20 mm is provided. The column is subjected to an axial force of 600kN and a bending moment of 300 kN.m. The column is pinned at the bottom and is restricted at the top. The length of the column is 4.0 m. Check if the reinforcement provided is OK and if not re-design the column.
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A column 400 mm × 400 mm cross-section is reinforced with 4N32 bars and R10ties@160c/c. N32 concrete is used. A cover of 20 mm is provided. The column is subjected to an axial force of 600kN and a ben...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD=500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fe 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two layers), 26...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD= 500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fc = 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength of fc 30 MPa, reinforced with 5-25 mm diameter steel bar at the effective depth of 500 mm. If is subjected to a moment, M 130 kN-m. Determine the following: Magnitude of the bending moment that cracks the singly-reinforced beam section. (10 pts) b. For the computed cracking moment, determine the maximum compressive stress in the concrete and the stress in the tension steel....
1) [Design] A reinforced concrete column is to be sized to carry pure axial compressive load....
1) [Design] A reinforced concrete column is to be sized to carry pure axial compressive load. According to ACI 318, what is the smallest possible cross-sectional area (Ag) that the column can use in design supporting an axial dead load of 200 kips (unfactored) and live load of 400 kips (unfactored). Use fc = 4,000 psi and fy = 60 ksi. Assume pe = 0.08 and ties for transverse reinforcement. Be sure to include the appropriate design factors and use...
ACI code Interaction Diagrams and Strain Compatibility for Columns The column cross-section is 300 mm x...
ACI code
Interaction Diagrams and Strain Compatibility for Columns The column cross-section is 300 mm x 500 mm and is not in contact with the ground or exposed to the weather. Ties are #10 bars and longitudinal reinforcement is # 19. Concrete compressive strength is 42 MPa and steel yield strength is 420 MPa. Calculate the axial load carrying capacity, OP and flexural capacity OM, for point in the interaction diagram with bending about the 3-3 axis where the tensile...
03(a) A reinforced concrete beam is acted on by a positive bending moment. reinforcement consists of 4 bars of 28 mm diameter. The modulus of elasticity is E 25 GPa for the concrete and E-200 G...
03(a) A reinforced concrete beam is acted on by a positive bending moment. reinforcement consists of 4 bars of 28 mm diameter. The modulus of elasticity is E 25 GPa for the concrete and E-200 GPa for the steel. The allowable stresses for the concrete and steel are ơ.-9.2 MPa and ơ.-135 MPa, respectively. Determine the maximum permissible positive bending moment. (10 marks) 625 mm 4 bars 28 mm -300 mm Figure Q3(a) 03(b) A simply supported beam that is...
Q1. A two-storey building is braced against the horizontal load in both directions. The column for the second storey is shown in Fig. Q1. The floor-to-floor height for each storey is 3.5 m. Each beam...
Q1. A two-storey building is braced against the horizontal load in both directions. The column for the second storey is shown in Fig. Q1. The floor-to-floor height for each storey is 3.5 m. Each beam connected to the column is 5 m long. The sizes of beam A and beam B are 250 x 400 and 300 x 500 mm respectively. The design axial load is 2000 kN. The design end moments about the major axis, which cause the column...
pls dont copy other answer they are wrong. exam soon pls help. 3. Design the braced column (300 x 300 mm) of the ground floor as shown in Fig. Q3. Assume the minimum cover to the 10 links is 20 mm an...
pls dont copy other answer they are wrong. exam soon pls
help.
3. Design the braced column (300 x 300 mm) of the ground floor as shown in Fig. Q3. Assume the minimum cover to the 10 links is 20 mm and φ32 longitudinal reinforcement is used. The materials strengths are fau 30 N/mm and fy 460 N/mm'. The base of the column is not designed to resist moment. The axial force in the column N- 2500 kN and the...
Q1. A continuous one-way slab is subjected to Gu(including self-weight) - 7.0 kN/m' Q-4.5 kN/m2. At the exterior ends, the slab is cast monolithically with the edge beams. Assume C30/37 concrete,...
Q1. A continuous one-way slab is subjected to Gu(including self-weight) - 7.0 kN/m' Q-4.5 kN/m2. At the exterior ends, the slab is cast monolithically with the edge beams. Assume C30/37 concrete, grade 500 steel, and 25-mm cover to bars. Size of each beam is 350mm x 450mm, size of each column is 400mm x 400mm. (a) Determine the slab thickness. (b) Check whether the design shears and moments at critical sections (e.g. at mid- spans and supports) can be determined...
a hundred random draw with replacement are taken from box A reinforced concrete beam has square cross section (h x h) h- 280mm. There are 6 steel reinforcing bars (each of diameter d-25mm), 3 e...
a hundred random draw with replacement are taken from
box
A reinforced concrete beam has square cross section (h x h) h- 280mm. There are 6 steel reinforcing bars (each of diameter d-25mm), 3 evenly spaced towards the top, and 3 evenly spaced towards the bottom. The vertical distance from the center of the bar to top (or bottom) edge of the section is called the cover, and is denoted as e 45mm. It should be taken that psteel-7850 kg/m3,...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD=500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fe 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two layers), 26...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD= 500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fc = 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength of fc 30 MPa, reinforced with 5-25 mm diameter steel bar at the effective depth of 500 mm. If is subjected to a moment, M 130 kN-m. Determine the following: Magnitude of the bending moment that cracks the singly-reinforced beam section. (10 pts) b. For the computed cracking moment, determine the maximum compressive stress in the concrete and the stress in the tension steel....
1) [Design] A reinforced concrete column is to be sized to carry pure axial compressive load. According to ACI 318, what is the smallest possible cross-sectional area (Ag) that the column can use in design supporting an axial dead load of 200 kips (unfactored) and live load of 400 kips (unfactored). Use fc = 4,000 psi and fy = 60 ksi. Assume pe = 0.08 and ties for transverse reinforcement. Be sure to include the appropriate design factors and use...
ACI code
Interaction Diagrams and Strain Compatibility for Columns The column cross-section is 300 mm x 500 mm and is not in contact with the ground or exposed to the weather. Ties are #10 bars and longitudinal reinforcement is # 19. Concrete compressive strength is 42 MPa and steel yield strength is 420 MPa. Calculate the axial load carrying capacity, OP and flexural capacity OM, for point in the interaction diagram with bending about the 3-3 axis where the tensile...
03(a) A reinforced concrete beam is acted on by a positive bending moment. reinforcement consists of 4 bars of 28 mm diameter. The modulus of elasticity is E 25 GPa for the concrete and E-200 GPa for the steel. The allowable stresses for the concrete and steel are ơ.-9.2 MPa and ơ.-135 MPa, respectively. Determine the maximum permissible positive bending moment. (10 marks) 625 mm 4 bars 28 mm -300 mm Figure Q3(a) 03(b) A simply supported beam that is...
Q1. A two-storey building is braced against the horizontal load in both directions. The column for the second storey is shown in Fig. Q1. The floor-to-floor height for each storey is 3.5 m. Each beam connected to the column is 5 m long. The sizes of beam A and beam B are 250 x 400 and 300 x 500 mm respectively. The design axial load is 2000 kN. The design end moments about the major axis, which cause the column...
pls dont copy other answer they are wrong. exam soon pls
help.
3. Design the braced column (300 x 300 mm) of the ground floor as shown in Fig. Q3. Assume the minimum cover to the 10 links is 20 mm and φ32 longitudinal reinforcement is used. The materials strengths are fau 30 N/mm and fy 460 N/mm'. The base of the column is not designed to resist moment. The axial force in the column N- 2500 kN and the...
Q1. A continuous one-way slab is subjected to Gu(including self-weight) - 7.0 kN/m' Q-4.5 kN/m2. At the exterior ends, the slab is cast monolithically with the edge beams. Assume C30/37 concrete, grade 500 steel, and 25-mm cover to bars. Size of each beam is 350mm x 450mm, size of each column is 400mm x 400mm. (a) Determine the slab thickness. (b) Check whether the design shears and moments at critical sections (e.g. at mid- spans and supports) can be determined...
a hundred random draw with replacement are taken from
box
A reinforced concrete beam has square cross section (h x h) h- 280mm. There are 6 steel reinforcing bars (each of diameter d-25mm), 3 evenly spaced towards the top, and 3 evenly spaced towards the bottom. The vertical distance from the center of the bar to top (or bottom) edge of the section is called the cover, and is denoted as e 45mm. It should be taken that psteel-7850 kg/m3,...
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