A tied column which is subjected to an eccentric load has dimensions of 300 mm x 500 mm which is reinforced with 4 - 28 mm Ø bars arranged as shown in the figure. The concrete cylinder strength f = 27.6 MPa and the steel yield strength fy 414.7 MPa. The column carries a nominal load P₁ at an eccentricity "e" from the y-axis of the column section. If the neutral axis is 125 mm from the right edge of the column section. Neglect the area of concrete displaced by the compression steel bar.

A tied column which is subjected to an eccentric load has dimensions of 300 mm x 500 mm which is reinforced with 4 - 28 mm Ø bars arranged as shown in the figure. The concrete cylinder strength f = 27.6 MPa and the steel yield strength fy 414.7 MPa. The column carries a nominal load P₁ at an eccentricity "e" from the y-axis of the column section. If the neutral axis is 125 mm from the right edge of the column section. Neglect the area of concrete displaced by the compression steel bar.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

A reinforced concrete T-Beam has a width of 800mm and a thickness of 50mm. It has an effective depth of 300mm and is reinforced at the bottom with a total steel area of 1800sq.mm. If the web thickness of the T-beam is 200mm, with a concrete strength of fc' = 20MPa and yield strength of steel fy= 400MPa. Assume steel yields. The value of the area subjected tocompressive stress is _sq.mm A. 42,353 sq.mmB. 42,553 sq.mmC. 42,153 sq.mmD. 41,953 sq.mm
A 75 mm x 75 mm wooden block in cross section is subjected to a load P of 300 kN. The plane A makes an angle of 14 degrees with respect to the horizontal axis (x-axis). a. Determine the normal stress at section A-A. b. Determine the shear stress at section A-A.
A rectangular beam 250 mm wide, 500 mm deep is reinforced at the bottom with 4-20-mm-diameter bars and at the top with 2-16-mm bars. The concrete cover to bar centroid is 80 mm and at the bottom is 70 mm. use concrete strength f'= 21 MPa and steel yield strength fy=415 MPa for all bars. 1. Determine the tensile steel ratio when the beam is in positive bending. a. 0.01567 b. 0.01283 c. 0.01169 d. 0.01923 2. Determine the nominal moment capacity in kN-m of the beam in positive bending. a. 188.30 b.167.70 c.218.96 d.193.68 3. Determine the tensile steel ratio when the beam is in negative bending. a. 0.00406 b. 0.00475 c.0.00383 d. 0.00508 please provide a complete solution so I can understand. Very much appreciated to solve it early !!
Question 5 A steel column with a rectangular hollow section is subject to a vertical downward load P1 and a horizontal load P2, as shown in Figure 5 below. If the width of the hollow section is 70mm and the thickness is 5mm, determine the maximum compressive stress at the base of the column. P1=500KN, P2=100kN. P1 - P2 e =110mm Top plate- P2 P1 1m L120mm 120mm (b) Top view showing location of loads (a) Column elevation Figure 5: The cantilever column is fixed at the base.
As shown in the figure, a 3m-long cantilever beum is subjected to a uniformly distributed dead load, we-1.S t/m. It is know that f = 20MP. fy =420 MPa, and 4, = 1800 mm. Please find the maximum allowable uniformly distributed live load, wt is assumed that the unit weight of concrete is we24 t/m. -300m-
Find the maximum allowable value of P for the column. The cross-sectional areas and working stresses (ow) are shown in the figure. |2P Steel: A = 500 mm2 Ow = 120 MPa P Timber: 4P A = 2000 mm? Ow = 12 MPa Concrete: A = 8000 mm? O = 16 MPa
A concrete floor slab 100 mm thick is cast monolithic with concrete beams 2.0 m on centers. The beams have a span of 4.0 m, web width of 250 mm and overall depth of 500 mm. The tensile reinforcement consists of 6 - ø20 mm bars in two rows with 25 mm vertical clear spacing. Use material strength f'c = 21 MPa and fy = 415 MPa. Calculate the following considering a T-geometry: Effective flange width of an interior beam in mm = _______ Depth of uniform stress block at ultimate stage in mm to the neares whole number = _______ Tensile steel strain compatible with concrete strain of 0.003 in 3 decimal places = __________
SIMPLE STRESSES 340 mm 3. Two plates are connected by bolts as shown in the figure. Compute the maximum force F that can be applied to the plates. The allowable axial stress of each plate is 150 Мра. The allowable shear stress of each bolt is 50 MPa. The diameter of each bolt is 16 F F 150 mm F F mm. 50 mm 340 mm
A square hollow steel structure with a wall thickness of t1 = 10 mm is pin linked to two gusset plates with a thickness of t2 = 12 mm, which are welded to a base plate with a thickness of 12 mm and secured to a concrete base with 4-16 mm diameter anchor bolts. The pin has a diameter of 16 mm. P = 48 kN compressive load, 30 deg. P= 48 kN Stnt gusset plate fy=12 mm 0=30 10 m 12 mm 16 mm ø anchor bolt 4-16 mm p 1. Determine the bearing stress in MPa between the struct and the pin. 2. Calculate the pin's shear stress in MPa. 3. Determine the anchor's shear stress in MPa.
Seatwork The beam shown is prestressed by using a bonded (stress relieved tendons) with a specified tensile strength of prestressing tendons strength fpu=1350 MPa, fc'=35 MPa. The area of prestressed reinforcement in tension zone Aps=1000 mm?. The specific yield strength of prestressing tendons sd, foy=1160 MPa. а. What is the value of the stress in prestressed reinforcement at nominal strength (Aps) b. What is the value of the depth of the compression block. С. What is the ultimate moment capacity of the prestressed beam. 0.85fc' 430 NA |(d-a/2) · A=1000 T=Ap.Sps 250
A rectangular cantilever beam has a width of 250mm and an effective depth of 480mm. It is reinforced with 7-25mm bars. The beam is carrying a uniformly distributed dead load of 15kN/m. The compressive strength of the concrete is 21MPa and the yield strength of the steel is 415MPa. The depth of the concrete stress block is?
A reinforced concrete beam is shown in the figure below. 0.75-in, diameter rods Wo 20 in. 2.5 in. 8 ft- 8 ft 10 in. Part A Determine the maximum uniform distributed load wn that can be supported by the reinforced concrete beam if the allowable tensile stress for the steel is (Ost )allow = 30 ksi and the allowable compressive stress for the concrete is (oconc )allow = 3 ksi . Assume the concrete cannot support a tensile stress. Take Est = 29(10) ksi , Econe = 3.6(103) ksi Express your answer to three significant figures.