PROBLEM 1 A beam having a width of 300mm and a depth of 525mm carries a dead load of 19 kN/m (including its own weight) and a live load of 28 kN/m. The clear span or distance between the two supports of the beam is 8.54m. Assume f'c = 20.7 MPa and fy=414.6 MPa. Use 62.5mm as steel covering to the centroid of the main reinforcement. Assuming the two-legged stirrup with diameter of 10mm bar. Determine and discuss the following: (a) Vs and Vc (b) Spacing of stirrups at the critical section (c) Spacing of stirrups at 4 meters from the support PROBLEM 2 A reinforced concrete tied column carries an axial dead load of 600 kN and an axial live load of 800 kN. Assume f'c = 28 MPa and fy = 400 MPa. Determine and discuss the following: (a) Final factored load (b) Smallest dimension of the column section if the steel ratio is 0.02 (c) Steel area required

PROBLEM 1 A beam having a width of 300mm and a depth of 525mm carries a dead load of 19 kN/m (including its own weight) and a live load of 28 kN/m. The clear span or distance between the two supports of the beam is 8.54m. Assume f'c = 20.7 MPa and fy=414.6 MPa. Use 62.5mm as steel covering to the centroid of the main reinforcement. Assuming the two-legged stirrup with diameter of 10mm bar. Determine and discuss the following: (a) Vs and Vc (b) Spacing of stirrups at the critical section (c) Spacing of stirrups at 4 meters from the support PROBLEM 2 A reinforced concrete tied column carries an axial dead load of 600 kN and an axial live load of 800 kN. Assume f'c = 28 MPa and fy = 400 MPa. Determine and discuss the following: (a) Final factored load (b) Smallest dimension of the column section if the steel ratio is 0.02 (c) Steel area required

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

Problem 4 Design the steel reinforcement for the uniaxial eccentrically loaded short column shown below, using the appropriate interaction diagram. Use f. 28 MPa, and fy 420 MPa. %3D Knowing that: e, = 150 mm, and Pn = 2200 kN 100 mm y 300 500 mm mm 300 100 mm mm
A 400 mm diameter column will carry 1300 kN load. Use fy=345MPa and fc=21 MPa. a.)Determine the required area of reinforcement.b.)Determine the spiral steel ratio of the column c.)Determina the spacing of spirals
3. A doubly reinforced beam has dimension of 300mmw x 600mmh. It is reinforced with 225mm diam compression bars and 4 25mm diam tension bars. Concrete cover from centroid of steel bar is 60mm. On its section has a bending moment of 300KN-m. Using working stress design method what are the stresses acting on the concrete, compressive and tensile steel bars? N3D8
solve the wind load on the left side
Design the slab reinforcement if the maximum positive moment is Mup=wul2/11 . and the maximum negative moment is Mup=wul2/11. Include the strain and temperature reinforcement. Given: Length=10.9m Span=3m Load combination(Wu) = 12.60 kN•m
Reinforce Concrete Design Determine the design moment capacity of the reinforced concrete beam shown inFigure 1(a) if it is reinforced with 4-28-mm diameter in tension and 2- 16-mmdiameter in compression. Use f’c = 21 MPa, fy = 276 MPa and effective cover of 50 mm for top and bottom bars.Assume the load W to be ultimate. Neglect weight of beam.
SITUATION B: The beam is to carry an Ultimate Moment of 580 kN-m, geometrical property of the beam are the following: width of the beam = 350 mm, total height of %3D the beam = 670 mm , steel cover = 50mm. Use concrete strength f'c=21 MPa, steel %3D yield strength fy = 415 MPa and Ø = 0.877 %3D 4. What is the minimum number of 28-mm diameter reinforcing bars needed in the tension zone?
1. A rectangular beam with b = 250 mm and d = 460 mm is reinforced for tension only with 3-25 mm bars. The beam is simply supported over a span of 6 m and carries a uniform dead load of 0. 680 KN/m including its own weight. Use fy=276.50 MPa and fc'=20.70 MPa. The maximum steel ratio is . 0.0128 0.0096 0.0278 0.0371 0.0167 0.0224
3- Calculate the moment carrying capacity of the beam shown? Choose the required steel reinforcement to carry this moment. d=470mm by= 270mm and d'=30mm. C20: Allowable stress=7MPA S420: Allowable stress=220 MPa A, n=15
Design the T beam for the floor system when subjected to an ultimate moment of 300 kN-m. Beam span is 6m, beam width is 300 and d is 450mm. fc = 30 MPa, fy = 420 MPa. Determine the effective width of the T-beam in mm. Is the compressive flange adequate enough to provide the design capacity required? How many layers/rows of steel rebars are expected in the design of reinforcement? How many 25mm steel bars are required for the section?
Q2) Derive the equation of balanced reinforcement ratio, Po, for flanged-section by showing all forces and stresses on the cross section.
The wood beam supports loads of w = 460 lb/ft and P = 1140 Ib on span lengths of LAB = 10.0 ft, LBC = 5.0 ft, and LcD= 5.0 ft. The beam cross section has dimensions of b1 = 1.3 in., d = 3.9 in., b2 = 5.1 in., and d2 = 11.55 in. Determine the magnitude and location of: (a) the maximum horizontal shear stress in the beam. (b) the maximum tensile bending stress in the beam. di d2 B D LAB Lục LCD b1 b2 b Answer: (a) Tmax = psi (b) Ơmax = psi