HW: The floor system shown in the Figure below supports a service live load of 5 kN/m²and a service dead load 3 kN/m² (not include slab weight). Use f = 23 MPa and fy =420 MPa to answer the flowing.810.0200.0+ 800.0 OSP1- Classify the floor system into one way or two way solid slab.28.0*28.0 =2- What is the minimun slab thickness that should be used to control deflection andshear requirement? (use one thickness for all slabs)3- By using Ø 12 mm rebar, what is the required positive reinforcement?4- If the top reinforcement at interior support is Ø 12 mm @150 mm, show if thisreinforcemnt is adquate to support the applied load?IIC||mm008Bm SIQ 92ULEITsd 900 10 69160.30 m 000181.8=26.00m>pm 008=2€ 0.30 mAMA6.00m0010001OS2J =+2.00 m0140001-4.00 m20=09<9810.0 =0.30 m+4.00 m-2.00 mas€ 0.30 m28.0 28.0=90.30 m200.0.30 m 00.000AFloor Plane0.60m+2.00 m-4.00 m-4.00 m2.00 m0.30 m0.30 m0.30 mSection A-Av1fbd q@= MO

Answered: Image /qna-images/answer/953857bc-34fa-4935-b705-33dcf09833c6.jpg

Answered: HW: The floor system shown in the…

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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Design a section of a concrete beam reinforced for tension only. The beam is simply supported on a span of 6.00 m and carries a load of 18 KN/m. Use Alternate Method of Design with n = 9. f'c = 20.70 MPa, Fy = 275 MPa. Use b = d/2. Write your solutions on clean sheets of bond paper, scan properly and uploaded on or before the due date/time. %3D Note: Clear concrete cover for the beam: 40 mm Clear spacing between rebars: 25 mm (minimum) Minimum bar size to use as per ACI Code: 16 mm diameter Design for flexure only.
TITLE: ANALYSIS OF Reinforced Concrete Beams (SERVICEABILITY REQUIREMENTS). PROBLEM: Check the serviceability requirements in terms of deflections. Assume concrete weighs 23.5 KN/m³, fy = 414 MPa, and f'c = 28 MPa. PLI = 133 kN PLI = 89 kN WDL = 29 KN/m + Selfweight of beam 1.2 m 1.2 m 2.4 m 78 тm 4 - #32 800 тm 722 тm 400 тm COMPUTATION: Required: 1. Check serviceability requirement using 480 (span length) as the allowable. a. Short term deflection b. Long term deflection assuming 50 % of liveload is continuously applied for 4 years.
Example 2 Determine the design ultimate moment of resistance of the following beam : Prestressing tendons = 1860 N/mm? Section Properties A = 213000 mm2 I = 13.19 x 10° mm4 f, pu Ym = 1.15 = 195 kN/mm2 ps e = 325 mm = 845 mm? Aps P. = 880 kN d = 700 mm 400 b; = = 400 mm %3D e h = 200 mm 200 Concrete b. = 150 mm = 40 N/mm2 %3D 750 150 = 1.5 Ec = 28.0 kN/mm2 %3D 200
For part A: I got 3.54 in For part B: I got 0.0125 or 1.25% For part C: Please compute the R value: R=ρfy(1-a/2d) Then compute the Mt value: Mt=Rbd^2 Please show how to get units in kip ft
Homework: the slab shown in figure below is supported over a brick walls, design the slab to withstand a service dead load of 3 kN/m excluding self-weight and a service live load of6 kN/m, Usefc' = 25 MPa, fy = 420 MPa 6m 3.0 m Brick wall A 6m 3.0 m MAV V B.
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Problem No. 3 A beam 200x45Omm is reinforced by 2-32mm diameter rebar. Assume cc=50mm, stirrups=10mm, fc'=21Mpa and fy=415Mpa. Calculate the following. 17. Calculate the strain of the steel reinforcement 0.00182 O 0.00201 O 0.00224 0.00391 O 0.00577
SITUATION A: A T beam has a property shown below. fy = 420 MPa, f'c = 35 MPa %3D %3D and Es =200,000 MPa effective width = 1200 mm 100 тm 550 mm 450 mm (3060 mm²) 300 тm 2. What is the distance of the neutral axis from the extreme compression concrete in mm?
Design the slab of the plan shown below. The dead load is due to self- weight plus weight. of: • Tiles 3 cm mortar 2 cm • sand 7 cm • plaster 2 cm • partition 2kN/m² 10.00 m Live load =2.5 kN/m² fc= 25 MPa and fy= 420 MPa. 0.30 m +0.30 m 0.30 m -4.80 m -3.30 m
Given: Slab thickness, t= 175mm Effective depth, d = 300 mm Web width, b = 250 mm Materials: Concrete, fe' = 24 MPa Steel bar, fy415 MPa $=0.90 Concrete slab casted monolithically with the beam. The steel bars will be distributed in one layer only. 1. If the equivalent width of the concrete flange from the slab b = 600mm, determine the value of the balanced steel area of the section
The building slab is subjected to four parallel column loadings. Take F₁ = 3 kN, and F₂ = 8 kN. (Figure 1) Figure 12 m 6 kN 12 kN 4 m 16 m F₂ 1 of 1 6m y Part A Determine the magnitude of the equivalent resultant force. Express your answer to three significant figures and include the appropriate units. FR = Submit Part B ΠΑ x, y = Value Request Answer Specify the location (x, y) on the slab of the equivalent resultant force. Enter the x and y coordinates separated by a comma using three significant figures. Units ΑΣΦ vec ? m
Q3. Figure Q3 shows a continuous slab for a hall with dimension of 16 m x 10 m. The slab has a thickness of 150 mm. The variable action on slab may be taken as 3.5 kN/m² and the permanent action consists of floor finish and services of 1.0 kN/m² (excluding the slab self-weight). The design data are as follows: Concrete compressive cylinder strength = 30 N/mm? Steel strength = 500 N/mm? Nominal cover = 30 mm Use main bar diameter = 10 mm (a) Calculate the design action on the slab. (b) Sketch the shear force and bending moment diagrams of the slab. Show and determine all the important values. (c) Design the main and secondary reinforcement for Panel X.

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