Q2,Using the ACI "Direct Design Method" for the interior panel (A) in figure below:(a) Check by ACI code, if slab thickness of 200 mm is satisfactory.(b) Determine the negative moments of short span of the interior panel (A) to beresisted by the column strip.=Given: D.L. 8 kN/m² (including weight of slab), L.L. = 4 kN/m², f'c=21 Mpa,fy=420 Mpa, Ib=3.91 x 10' mm, all columns' dimensions (300x300) mm andall beams dimensions (300 x 500) mm.(Marks)上200300L*3005.4.m5.4m16.4m6.40m+A

Part (a): Check Slab ThicknessAccording to the ACI code, the minimum slab thickness for two-way…

Answered: Q2,Using the ACI "Direct Design Method"…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Problem 4.39 Design the one-way slab shown in the accompanying figure to support a live load of 10 kN/m2. Do not use the ACI thickness limitation for deflections. Assume concrete weighs 23.5 kN/m.f 28 MPa and f, = 420 MPa. Use p = Pmur: (One ans. 240-mm slab with #25 @ 140-mm main steel) -10m Width of the slab is 10m WL = 10kN/m2 And draw slab section showing all reinforcements along with the slab
answer all the letters a, b and c thanks
0211 A reinforced concrete one way slab is built integrally with support, consist of two equal spans as shown in Figure. Design the slab to carry service live load 4.8kN/m² and service dead load of 5.75 kN/m². Assume: fe 28 MPa and fy = 420 MPa and y=24kN/m². 1-Estimate the slab thickness using limitations of ACI-318M 2- Use the ACI-318M moment coefficients to determine the design moments at critical sections of the slab. 3-. Design the first panel at exterior sport only. 4-Find the load transfer to supporting interior beam. M 6m Fig.2 0.3m+ -4.5m- 11 11 -0.3m -4.5m- +0.3m
Question 2 (a) A 200mm x 200mm square steel column is subjected to a compressive load and hence failure due to buckling must be considered. If E = 240GN/m? and L/r = 90 determine the boundary condition applied to either ends of the column so that the column will fail due to yielding first and the critical load. UCS = 200MN/m? %3D
aci code
2.) NSCP 2015 422.5.2.2 For calculation of Vc and Vs in solid, circular sections, d shall be permitted to be taken as 0.80 times the diameter and bw shall be taken to be as the diameter. Using simplified calculation for shear. The shear force is acting along the x-direction of column diameter, D = 600mm. It contains 8-28mm bars with fy = 415 MPa and f'c = 27.5 MPa. The lateral ties are 12mm with fyt = 275 MPa. The factored axial compression force is 3,000 kN. a. What is the shear strength capacity (kN) of concrete along x-direction? b. What is the shear strength capacity (kN) of ties if the spacing of the ties is 75 mm? Vux 600 mm
QI// A three span one way slab as shown in Fig. 1 is supported on 300 mm wide beams with clear spacing of beams is 4.5m, the slab carries a service dead load of 0.5 kN/m² in addition to self-weight and a service live load of 6 kN/m². Use fe = 28 MPa and fy = 420 MPa 1-Estimate the slab thickness using limitation of ACI-318M. 2- Use the ACI-318M moment coefficients to determine the design moments at critical sections of the slab. Fig.1 300 4.5m 300 4.5m 300 300 4.5m
determine the tensile development lengths required using: (a) ACI Metric Equation 25.4.2.3a, assuming Ktr = 0, and (b) ACI Metric Equation 25.4.2.3a and the computed value of Ktr . Use fy = 420 MPa and fc′ = 28 MPa.
A 300 mm X 500 mm reinforced concrete edge beam is monolithically casted to a 100 mm slab. The beam is an interior beam reinforced with 5 – Ø25 mm bars for tension and 010 mm bars for stirrups. If a Ø120 mm and a Ø80 mm pipe pass through the beam's cross-section, the center of the pipes are located 90 mm and 115 mm, respectively from the top of the flange. Determine the following using an f'c = 25 MPa and fy = 415 MPa: Use NSCP 2015 to layout the reinforcement of this beam. The overhanging flange width, if the depth of compression block is just enough to include the two pipes. a. i. ii. Ultimate Moment Capacity of the Beam ii. Balanced Steel Ratio iv. Centroid of the Beam's Cross Section neglecting the reinforcement.
Please answer po with complete soultion.thankyouu
A one-way slab having a simple span of 3 m. The slab is to carry a uniform live load pressure of 7.15 kPa. Assume f’c’ = 27.6 MPa and fy = 276 MPa for main and temperature bars. 57. Compute the minimum thickness of the slab. Compute the required steel area using 12 mm bar diameter.
Refer to the sample problem on Transformed Section Method (irregular sections). If the beam is reinforced with 4- 32 mm diameter bars, what will be the safe moment capacity of the beam? Can solve complete solution thank you

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