3. Two columns 300mmx300mm and 400mmx400mm are loaded by axial and bending forces as shown. They are to be supported by a combined footing shown. Unit weight of concrete = 24 kN/m³; Unit weight of soil = 18 kN/m3; fc'=21 MPa, fy = 414 MPa, Concrete Cover to bar centroid = 80 mm, SBC=150kPa. PoL=400KN Po=200KN Mu=150kN Pu=300KN | Mou=20kNm MDL=40kNm Mu=20kNm Mu=40kNm 300mn 100mn 1.0 m 500 mm 4500mm 4500mm B -Property Line 3.1. Determine the required dimension of the combined footing. (Show in multiples of 100mm) 3.2. Calculate the critical ultimate one-way shear stress. Check for adequacy. 3.3. Calculate the critical ultimate punching shear stress. Check for adequacy.
3. Two columns 300mmx300mm and 400mmx400mm are loaded by axial and bending forces as shown. They are to be supported by a combined footing shown. Unit weight of concrete = 24 kN/m³; Unit weight of soil = 18 kN/m3; fc'=21 MPa, fy = 414 MPa, Concrete Cover to bar centroid = 80 mm, SBC=150kPa. PoL=400KN Po=200KN Mu=150kN Pu=300KN | Mou=20kNm MDL=40kNm Mu=20kNm Mu=40kNm 300mn 100mn 1.0 m 500 mm 4500mm 4500mm B -Property Line 3.1. Determine the required dimension of the combined footing. (Show in multiples of 100mm) 3.2. Calculate the critical ultimate one-way shear stress. Check for adequacy. 3.3. Calculate the critical ultimate punching shear stress. Check for adequacy.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
3. Two columns 300mmx300mm and 400mmx400mm are loaded by axial and bending forces as shown. They are to be supported by a combined footing shown. Unit weight of concrete = 24 kN/m3; Unit weight of soil = 18 kN/m3; fc’=21 MPa, fy = 414 MPa, Concrete Cover to bar centroid = 80 mm, SBC=150kPa.
3.1. Determine the required dimension of the combined footing. (Show in multiples of 100mm)
3.2. Calculate the critical ultimate one-way shear stress. Check for adequacy.
3.3. Calculate the critical ultimate punching shear stress. Check for adequacy.
Transcribed Image Text:3. Two columns 300mmx300mm and 400mmx400mm are loaded by axial and bending forces as shown.
They are to be supported by a combined footing shown. Unit weight of concrete = 24 kN/m³; Unit
weight of soil = 18 kN/m3; fc'=21 MPa, fy = 414 MPa, Concrete Cover to bar centroid = 80 mm,
SBC=150kPa.
Po=200kN
POL=400KN
Mu=150kN
Pu=300kN
| Mou=20kNm
MDL=40kNm
Mu=20kNm
Mu=40kNm
300mn
100mm
1.0 m
500 mm
4500mm
4500mm
B
Property Line
3.1. Determine the required dimension of the combined footing. (Show in multiples of 100mm)
3.2. Calculate the critical ultimate one-way shear stress. Check for adequacy.
3.3. Calculate the critical ultimate punching shear stress. Check for adequacy.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 1 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Recommended textbooks for you
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 (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
Traffic and Highway Engineering
Civil Engineering
ISBN:
9781305156241
Author:
Garber, Nicholas J.
Publisher:
Cengage Learning