Problem 5Determine the permissible ultimate moment capacity fora symmetrical T-beam with a span of 5m. The width ofthe web is 300mm, slab thickness of 90mm and the cleardistance to adjacent beam is 3m. Steel reinforcement (6- 32 mm dia bar)is in double layer and the beam has aneffective depth of 600 mm. Assume fy = 345 MPa, and f'c= 21 MPa.

Answered: Image /qna-images/answer/badb6f5f-a2e3-49f2-858a-177b4d72d8d4.jpg

Answered: Determine the permissible ultimate…

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 WT305 x 41 standard steel shape is used to support the loads shown. Assume w = 42 kN/m, LAB = 1.5 m, Lgc = 3.0m, and Lco = 1.5 m. %3D Consider the entire 6.0 m length of the beam and determine: (a) the maximum tensile bending stress at any location along the beam (enter a positive answer), and (b) the maximum compressive bending stress at any location along the beam (enter a negative answer). B LAB LBC LCD WT305 x 41 Answer: (a) OmaxT MPа (b) omaxc МPа
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
Q7/ A precast beam is to be used as a bridge over a small roadway. Concrete dimensions are b= 500 mm, and h = 700 mm. The effective depth d = 600 mm. Concrete and steel strengths are 42 MPa and 420 MPa, respectively. Using approximately one-half the maximum tensile reinforcement permitted by the ACI Code (select the actual size of bar and number to be used), determine the design moment capacity of the girder. If the beam is used on a 9 m simple span, and if in addition to its own weight it must support railings, curbs, and suspended loads totaling 7 kN/m, what uniform service live load limit should be posted?
A singly reinforced rectangular beam with b= 0.30m and h=0.50m has an effective cover d'=0.06m. Determine maximum steel ratio ρmax if fc'=32MPa and fy=400MPa
Given a rectangular section of b = 300mm, h = 400mm, a, = a', = 40mm; the concrete is of grade C30, the steel is HRB400. Find the reinforcement (A, and A') required for a load of M = 218kNm and an axial compression N= 396KN. %3D
1. The section of a reinforced concrete T-beam has d = 400mm, bf = 800mm, t = 100mm, bw = 300mm. The beam is reinforced with 8 pcs of 32mm rebars with Fy = 415MPA concrete has F'c = 28MPA. Determine the safe ultimate moment capacity of the beam.
A singly reinforced beam of dimension 200 x 350 is reinforced with 3-25mm at the bottom. If the concrete has a compressive strength of 17MPa and the steel has a yield strength of 415 MPa, determine if the beam can carry a uniform distributed load of 18 kN/m dead load. The beam has a length of 5m with 40mm concrete clear cover, 10mm enclosed stirrups, and Es = 200 GPa. Use LRFD in the analysis.
A floor slab 100 mm thick is cast monolithically with beams 250 mm wide 450 mm deep spaced 1.2 m on centers, on simple supports over a span of 5.0 m. The floor supports a service live load of 2.1 kPa. Using f.-21 MPa, rebar strength f, 415 MPa, calculate the following if a typical interior beam is reinforced with 3- 16-mm-dia. flexure bars at the bottom enclosed with 10-mm-dia. stirrups: 1. Nominal moment capacity (kN-m) of a typical interior beam in positive bending considering T-beam geometry. A. 96.66 C. 91.10 Maximum factored uniformly distributed load (kN/m) a typical interior B. 86.99 D. 81.99 2. beam can sustain against positive bending. В. 27.83 с. 26.23 D. 29.15 A. 30.93 3. Maximum service superimposed dead load in kPa. A. 17.73 C. 16.52 B. 11.08 D. 14.77
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?
a) A singly-reinforced concrete beam 300 mm wide and 650mm deep to the center of the tensile reinforcement is reinforced with 5 bars of 18 mm diameter. Find the ultimate moment capacity of the section. Take characteristic yield strength of steel as 415N/mm2.
3-2 A rectangular section with width b=200mm and depth h=450mm is to carry a design bending moment M=145KN •m. The concrete is of grade C40 and the tensile steel is of HRB400. The tension reinforcement A, is required.

Recommended textbooks for you

Structural Analysis

Civil Engineering

ISBN:

9781337630931

Author:

KASSIMALI, Aslam.

Publisher:

Cengage,

Structural Analysis (10th Edition)

Civil Engineering

ISBN:

9780134610672

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Principles of Foundation Engineering (MindTap Cou…

Civil Engineering

ISBN:

9781337705028

Author:

Braja M. Das, Nagaratnam Sivakugan

Publisher:

Cengage Learning

Structural Analysis

Civil Engineering

ISBN:

9781337630931

Author:

KASSIMALI, Aslam.

Publisher:

Cengage,

Structural Analysis (10th Edition)

Civil Engineering

ISBN:

9780134610672

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Principles of Foundation Engineering (MindTap Cou…

Civil Engineering

ISBN:

9781337705028

Author:

Braja M. Das, Nagaratnam Sivakugan

Publisher:

Cengage Learning

Fundamentals of Structural Analysis

Civil Engineering

ISBN:

9780073398006

Author:

Kenneth M. Leet Emeritus, Chia-Ming Uang, Joel Lanning

Publisher:

McGraw-Hill Education

Sustainable Energy

Civil Engineering

ISBN:

9781337551663

Author:

DUNLAP, Richard A.

Publisher:

Cengage,

Traffic and Highway Engineering

Civil Engineering

ISBN:

9781305156241

Author:

Garber, Nicholas J.

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS