Activity 3 Problem Set QuestionsThe column is reinforced with 10 32-mm bars distributed around the perimeter. Load Pn will be appliedwith eccentricity e about the strong axis. Material strengths are f. = 34 MPa and fy = 415 MPa. Theneutral axis c = 360 mm from extreme concrete in compression. Determine the nominal column load andits eccentricity. Find also the ultimate column strength Pn.680 mm6767PnPne350mm

Eccentricity, represented by e, is the distance between the center of the column's cross-section and…

Answered: The column is reinforced with 10 32-mm…

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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Use Code for Structural Concrete (ACI 318-19): i need the answer quickly i need all the steps.
A rectangular beam has the dimensions (see Figure) b = 12 in., h - 20 in, and d 17 in. and is reinforced with three No. 9 (No. 29) bars so that As - 3.00 in. The concrete compressive strength fe is 4000 psi, and the tensile strength In bending (modulus of rupture) is 475 psi. The yield point of the steel f, is 60,000 psi. Determine the concrete compression stress at the top fiber caused by a bending moment M- 10 ft-kips. 9- 6.78 in, I= 4067 in, Es= 29000000, E = 3600000 17 in. 20 in. 3 #9 bars (A, - 3.00 in.?) 3 in. -12 in- Select one: a. 390 psi b. 1390 psi c. 200 psi d. 250 psi
Given the following properties of beam: b = 250 mm, d = 325 mm and h = 400 mm. a) Assuming the concrete is uncracked, compute the bending stresses (in MPa) in the extreme fibers of the beam at M = 100 kN-m. Blank 1 b) Determine the cracking moment (in kNm) for the section if f'c = 28 MPa. Blank 2 c) Compute the flexural stresses in the concrete and steel of the beam using the transformed-area method at M = 100 kN-m, n = 9 and reinforced with 5-16 mm diameter tension bars. Unit must be in MPa. fc = _Blank 3, fs =__________ Blank 4
just answer d to f
Determine the values of the distance cfrom the extreme concrete corppression fibers to the neutral axis, andr, for the beam shown in the following Figure fy 60,000 psi and fc 3000 psi. 0.003 21 in d-c 389 bars 3.00 in) = (0.003) 12 in Select one: a. 6.90 in, 0.0061 b. 6.25 in, 0.0069 c. 7.50 in, 0.0085 d.5.93 in, 0.0076
The end block of a post-tensioned beam is 100 mm x 150 mm. A prestressing cable consisting of 7 wires of 6 mm dia strand and stressed to 800 MPa has to be anchored at the center of the block. The anchorage plate is 75 mm x 75 mm. If the concrete mix is M45 and the permissible bending stress in M. S. steel plate is 165 MPa, determine the thickness of the anchorage plate.
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The maximum compression in a concrete beam fiber is 6.2 MPa. The depth of the neutral axis is 124 mm and the characteristic compressive strength of the concrete is 25 N/mm?. Determine the effective curvature of the beam,
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I need to solve this question in concrete
If column AB is made from high strength pre-castconcrete and reinforced with four 20 mm diameter A-36steel rods, determine the maximum allowable floorloadings P. The allowable normal stress for the highstrength concrete and the steel are (ϭallow)con = 18 MPaand (ϭallow)st= 170 MPa, respectively.

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