PROBLEM CA beam 100 mm wide is to be loaded with 25 kN concentrated loadsspaced uniformly at 0.45 m on centers throughout the 4.80 m span. Thefollowing data are given:Allowable bending stress =23 MPaAllowable shear stress1.26 MPaAllowable deflection1/240 of spanModulus of elasticity18,400 MPa%3DWeight of wood7.90 kN/m³1.Find the depth d considering bending stress only.2. Determine the depth d considering shear stress only.3.Calculate the depth d considering deflection only.4.Considering the three limitations, what the required depth"d"?SSSS

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Answered: PROBLEM C A beam 100 mm wide is to be…

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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A lightweight reinforced concrete beam is 400 mm and 630 mm deep.The beam is simplysupported over a span of 7.7 m and carries a uniform dead load of 12 kN/m excluding its ownweight and a uniform live load of 12 kN/m. The beam is reinforced for tension only with six-28mm diameter bars with an effective depth to tension bars of 570 mm. fc’=20.7 Mpa, fy=344.8Mpa. Modulus of Elasticity of Concrete, Ec = 21,750 Mpa and Es = 200 GPa a. Calculate the maximum instantaneous deflection due to service loads. b. Calculate the deflection for the same loads after five years assuming that 50% of thelive load is sustained.
Determine the required steel area for a T-beam that traverses the center of a floor system for which bw = 300 mm and d = 550 mm. The beams are 4.8 m long and spaced at 3 m. O.C. The slab thickness is 100 mm. Mp = 400 KN-m (including its own weight), ML = 500 KN-m. f'c = 28 MPa, and fy = 414 MPa
A hollow box beam has an outside dimension of 400 mm x 600mm and inside dimension of 300 mm x 500 mm (uniformthickness of 50 mm) has a fixed ended span of 6 m.1. Compute the plastic section modulus.2. Compute the plastic moment capacity of the beam.3. Which of the following gives the safe uniform loaddistributed horizontally that the beam could carry beforecollapse if Fy = 250 (Plastic Analysis using Virtual Work Method) show complete and detailed solution pls.
A beam 100 mm wide is to be loaded with 20 kN concentrated loads spaced uniformly at 0.40 m on centers throughout the 10 m span. The following data are given. Allowable bending stress: 24 MPa Allowable shear stress: 1.24 MPa Allowable deflection: 1/240 of span Modulus of elasticity: 18,600 MPa Weight of wood= 20 kN/m^3 1. Find the depth of considering bending stress only. 2. Determine the depth of considering shear stress only. 3. Calculate the depth of considering deflection only.
A simply supported beam, having the following properties: 5.5 m length, Mcr = 30 kN-m, Ig = 7000x10^6 mm^4, Icr = 3000x10^6 mm^4, uniformly distributed dead load = 5 kN/m, uniformly distributed live load = 7 kN/m, Ec = 21,000 MPa. a) Determine the value of Ma (DL+LL).
Rectangular reinforced concrete beam section b = 40 cm, h = 60 cm, d = 53 cm, material strength fy = 4200 = 4200 kgf / cm^2, fc ' = 280 kgf/cm^2, beam section configuration #4 For closed stirrups @15 cm, the net cover is 4 cm, and the beam section is subjected to a torque of Tu = Tcr. Q: What is the ultimate shear load value Vu that the beam section can bear. Among them, Tcr is the cracking torque of the beam section, #4 steel bar (db=1.27 cm, Ab=1.267 cm^2).
Determine maximum shear and momentum of the beam load. Compute the value of the concentrated load. Using rule of thumb find initial size of beam Design a monolithic reinforced concrete Picture below for reference
A continuous concrete beam shown in the figure has a width of b= 300 mm, an effective depth of d= 560 mm, and an overall depth of h= 600 mm. Concrete compressive strength fIc=21.0 MPa and steel yield strength fy= 275 MPa. The beam carries a superimposed dead load at span AB of 7.5 kN/m and at span BC, CD of 4.5 kN/m. A live load at span AB of 12.5 kN /m and at span BC, CD of 10.5 kN/m. Determine the number, N, of 20 mm ∅ deformed steel bars at the following sections1) support A 2) Support B 3) Support C4) between AB 5) between BC
Current Attempt in Progress A simply supported wood beam carries a concentrated load of P = 9600 Ibs as shown. The beam spans are L1 = 7 ft and L2 = 14 ft. The rectangular cross section has a width of b = 6.0 in. and a depth of d = 15 in. At section a-a, which is x, = 3 ft to the right of pin support A, determine the magnitude of the horizontal shear stress in the wood beam at point H, which is located yH = 3.5 in. above the centroidal z axis. Ук a L Answer: TH = psi
Determine the minimum width "b" of the beam shown if the flexural stress is not to exceed 13 MPa. Answer must be in mm. Given: a = 1 m, b=4 m, c = 2 m, P=6 kN, and w 3 kN/m.
2.8 The following diagram shows a beam under two concentrated symmetric loads. The diagram also shows the general shape of the shear and bending moment distribution. min. 1/3 U/3 section modulus: S=bd²/6 5 kp L-24 ft BEAM LOADING DIAGRAM bending stress: f₁ = M/S U/3 - 5 kp d. The beam cross section is a rectangle, 16" wide by 20" deep. Assuming uncracked concrete condition, calculate the beam section modulus and maximum bending stress under the indicated loads. m e. Determine if the calculated stress exceeds concrete cracking limit and the beam would crack under these loads. Assume the concrete maximum tension strength is 400 psi.

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