Design a concrete mix for the following conditions and constraints using absolute volume method. Design Criteria: Structure: Beams and reinforced walls exposed to freezing and Thawing Required Strength: 28 MPa Minimum form dimension: 0.3m Minimum space between rebars: 65mm Minimum cover over rebars: 50mm Standard deviation of compressive strength of 2. MPa is expected (more than 30 samples) Classification: air entrained, mild exposure, Use exact value from table, use 75mm slump Material classification: Cement: Cement type II Air entrainer: 5 ml/1% air/100kg cement Coarse aggregate: Nominal maximum size: 19mm Type: river source, gravel|with crushed particles Bulk oven dried specific gravity: 2.60 Absorption: 0.4% Oven-dried rodded density: 1600 kg/m³ Moisture content: 2% Fine aggregate: Type: natural sand Bulk oven dried specific gravity: 2.55 Absorption: 0.8% Fineness Modulus: 2.80 Moisture content: 3%
Design a concrete mix for the following conditions and constraints using absolute volume method. Design Criteria: Structure: Beams and reinforced walls exposed to freezing and Thawing Required Strength: 28 MPa Minimum form dimension: 0.3m Minimum space between rebars: 65mm Minimum cover over rebars: 50mm Standard deviation of compressive strength of 2. MPa is expected (more than 30 samples) Classification: air entrained, mild exposure, Use exact value from table, use 75mm slump Material classification: Cement: Cement type II Air entrainer: 5 ml/1% air/100kg cement Coarse aggregate: Nominal maximum size: 19mm Type: river source, gravel|with crushed particles Bulk oven dried specific gravity: 2.60 Absorption: 0.4% Oven-dried rodded density: 1600 kg/m³ Moisture content: 2% Fine aggregate: Type: natural sand Bulk oven dried specific gravity: 2.55 Absorption: 0.8% Fineness Modulus: 2.80 Moisture content: 3%
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
Determine
- Admixtures in ml/m3
- Fine aggregate requirements (dry), in kg/m3
- Net Water Content, in kg/m3
![Design a concrete mix for the following conditions and constraints using absolute volume method.
Design Criteria:
Structure: Beams and reinforced walls exposed to freezing and Thawing
Required Strength: 28 MPa
Minimum form dimension: 0.3m
Minimum space between rebars: 65mm
Minimum cover over rebars: 50mm
Standard deviation of compressive strength of 2. MPa is expected (more than 30 samples)
Classification: air entrained, mild exposure, Use exact value from table, use 75mm slump
Material classification:
Cement:
Cement type II
Air entrainer: 5 ml/1% air/100kg cement
Coarse aggregate:
Nominal maximum size: 19mm
Type: river source, gravel|with crushed particles
Bulk oven dried specific gravity: 2.60
Absorption: 0.4%
Oven-dried rodded density: 1600 kg/m³
Moisture content: 2%
Fine aggregate:
Type: natural sand
Bulk oven dried specific gravity: 2.55
Absorption: 0.8%
Fineness Modulus: 2.80
Moisture content: 3%](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa9bad38f-aef0-4f8a-ab1b-9a50d77d6bc2%2F2d8ecc6f-4fbb-43f3-ba81-9856cf4a3bd1%2Fe3uvde_processed.png&w=3840&q=75)
Transcribed Image Text:Design a concrete mix for the following conditions and constraints using absolute volume method.
Design Criteria:
Structure: Beams and reinforced walls exposed to freezing and Thawing
Required Strength: 28 MPa
Minimum form dimension: 0.3m
Minimum space between rebars: 65mm
Minimum cover over rebars: 50mm
Standard deviation of compressive strength of 2. MPa is expected (more than 30 samples)
Classification: air entrained, mild exposure, Use exact value from table, use 75mm slump
Material classification:
Cement:
Cement type II
Air entrainer: 5 ml/1% air/100kg cement
Coarse aggregate:
Nominal maximum size: 19mm
Type: river source, gravel|with crushed particles
Bulk oven dried specific gravity: 2.60
Absorption: 0.4%
Oven-dried rodded density: 1600 kg/m³
Moisture content: 2%
Fine aggregate:
Type: natural sand
Bulk oven dried specific gravity: 2.55
Absorption: 0.8%
Fineness Modulus: 2.80
Moisture content: 3%
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
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](https://compass-isbn-assets.s3.amazonaws.com/isbn_cover_images/9781337630931/9781337630931_smallCoverImage.jpg)
![Structural Analysis (10th Edition)](https://www.bartleby.com/isbn_cover_images/9780134610672/9780134610672_smallCoverImage.gif)
Structural Analysis (10th Edition)
Civil Engineering
ISBN:
9780134610672
Author:
Russell C. Hibbeler
Publisher:
PEARSON
![Principles of Foundation Engineering (MindTap Cou…](https://www.bartleby.com/isbn_cover_images/9781337705028/9781337705028_smallCoverImage.gif)
Principles of Foundation Engineering (MindTap Cou…
Civil Engineering
ISBN:
9781337705028
Author:
Braja M. Das, Nagaratnam Sivakugan
Publisher:
Cengage Learning
![Structural Analysis](https://compass-isbn-assets.s3.amazonaws.com/isbn_cover_images/9781337630931/9781337630931_smallCoverImage.jpg)
![Structural Analysis (10th Edition)](https://www.bartleby.com/isbn_cover_images/9780134610672/9780134610672_smallCoverImage.gif)
Structural Analysis (10th Edition)
Civil Engineering
ISBN:
9780134610672
Author:
Russell C. Hibbeler
Publisher:
PEARSON
![Principles of Foundation Engineering (MindTap Cou…](https://www.bartleby.com/isbn_cover_images/9781337705028/9781337705028_smallCoverImage.gif)
Principles of Foundation Engineering (MindTap Cou…
Civil Engineering
ISBN:
9781337705028
Author:
Braja M. Das, Nagaratnam Sivakugan
Publisher:
Cengage Learning
![Fundamentals of Structural Analysis](https://www.bartleby.com/isbn_cover_images/9780073398006/9780073398006_smallCoverImage.gif)
Fundamentals of Structural Analysis
Civil Engineering
ISBN:
9780073398006
Author:
Kenneth M. Leet Emeritus, Chia-Ming Uang, Joel Lanning
Publisher:
McGraw-Hill Education
![Sustainable Energy](https://www.bartleby.com/isbn_cover_images/9781337551663/9781337551663_smallCoverImage.gif)
![Traffic and Highway Engineering](https://www.bartleby.com/isbn_cover_images/9781305156241/9781305156241_smallCoverImage.jpg)
Traffic and Highway Engineering
Civil Engineering
ISBN:
9781305156241
Author:
Garber, Nicholas J.
Publisher:
Cengage Learning