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Which of the following statements are the advantages of surface vibrators?
Surface vibrators are best suited
1. for one way reinforced slabs and road surfaces
2. when depth of the concrete to be vibrated exceeds 250 mm
3. where immersion vibrations are impracticable
- a)1, 2 and 3
- b)1 and 2
- c)2 and 3
- d)1 and 3
Correct answer is option 'D'. Can you explain this answer?
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Which of the following statements are the advantages of surface vibra...
Surface vibrators are placed directly on the concrete mass. These are best suited for the compaction of shallow elements and should not be used when depth of concrete to be vibrated is more than 250 mm.
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Which of the following statements are the advantages of surface vibra...
Advantages of Surface Vibrators:
1. Best suited for one way reinforced slabs and road surfaces:
- Surface vibrators are specifically designed for vibrating horizontal surfaces such as slabs and road surfaces.
- These vibrators are very effective in compacting concrete in these applications, ensuring proper consolidation and compaction of the concrete mix.
- The vibrations produced by surface vibrators help in removing air voids and excess water from the concrete, resulting in a dense and durable concrete structure.
- They are particularly useful for one-way reinforced slabs, where the reinforcement is placed in one direction only, as the vibrations can easily reach the bottom of the slab and ensure uniform compaction.
2. Suitable when the depth of the concrete exceeds 250 mm:
- Surface vibrators are preferred when the depth of the concrete to be vibrated is relatively large, exceeding 250 mm.
- In such cases, immersion vibrators may not be practical or effective as they may not be able to reach the bottom of the concrete effectively.
- Surface vibrators, on the other hand, can be used to vibrate the top layer of the concrete and transmit the vibrations downwards, ensuring proper compaction throughout the depth of the concrete.
3. Applicable where immersion vibrations are impracticable:
- There may be situations where the use of immersion vibrators is not feasible or practical.
- For example, in confined and narrow spaces where it is difficult to maneuver an immersion vibrator, surface vibrators can be used instead.
- Surface vibrators are easily portable and can be moved over the surface of the concrete, making them suitable for such applications.
- They can be used to vibrate concrete in areas where immersion vibrators cannot be inserted, such as in narrow trenches, around obstacles, or in complex formwork configurations.
In conclusion, the advantages of surface vibrators include their suitability for one-way reinforced slabs and road surfaces, their effectiveness in vibrating concrete with depths exceeding 250 mm, and their applicability in situations where immersion vibrations are impracticable.
1. Best suited for one way reinforced slabs and road surfaces:
- Surface vibrators are specifically designed for vibrating horizontal surfaces such as slabs and road surfaces.
- These vibrators are very effective in compacting concrete in these applications, ensuring proper consolidation and compaction of the concrete mix.
- The vibrations produced by surface vibrators help in removing air voids and excess water from the concrete, resulting in a dense and durable concrete structure.
- They are particularly useful for one-way reinforced slabs, where the reinforcement is placed in one direction only, as the vibrations can easily reach the bottom of the slab and ensure uniform compaction.
2. Suitable when the depth of the concrete exceeds 250 mm:
- Surface vibrators are preferred when the depth of the concrete to be vibrated is relatively large, exceeding 250 mm.
- In such cases, immersion vibrators may not be practical or effective as they may not be able to reach the bottom of the concrete effectively.
- Surface vibrators, on the other hand, can be used to vibrate the top layer of the concrete and transmit the vibrations downwards, ensuring proper compaction throughout the depth of the concrete.
3. Applicable where immersion vibrations are impracticable:
- There may be situations where the use of immersion vibrators is not feasible or practical.
- For example, in confined and narrow spaces where it is difficult to maneuver an immersion vibrator, surface vibrators can be used instead.
- Surface vibrators are easily portable and can be moved over the surface of the concrete, making them suitable for such applications.
- They can be used to vibrate concrete in areas where immersion vibrators cannot be inserted, such as in narrow trenches, around obstacles, or in complex formwork configurations.
In conclusion, the advantages of surface vibrators include their suitability for one-way reinforced slabs and road surfaces, their effectiveness in vibrating concrete with depths exceeding 250 mm, and their applicability in situations where immersion vibrations are impracticable.
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Which of the following statements are the advantages of surface vibrators?Surface vibrators are best suited1. for one way reinforced slabs and road surfaces2. when depth of the concrete to be vibrated exceeds 250 mm3. where immersion vibrations are impracticablea)1, 2 and 3b)1 and 2c)2 and 3d)1 and 3Correct answer is option 'D'. Can you explain this answer?
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Which of the following statements are the advantages of surface vibrators?Surface vibrators are best suited1. for one way reinforced slabs and road surfaces2. when depth of the concrete to be vibrated exceeds 250 mm3. where immersion vibrations are impracticablea)1, 2 and 3b)1 and 2c)2 and 3d)1 and 3Correct answer is option 'D'. Can you explain this answer? for Civil Engineering (CE) 2024 is part of Civil Engineering (CE) preparation. The Question and answers have been prepared according to the Civil Engineering (CE) exam syllabus. Information about Which of the following statements are the advantages of surface vibrators?Surface vibrators are best suited1. for one way reinforced slabs and road surfaces2. when depth of the concrete to be vibrated exceeds 250 mm3. where immersion vibrations are impracticablea)1, 2 and 3b)1 and 2c)2 and 3d)1 and 3Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following statements are the advantages of surface vibrators?Surface vibrators are best suited1. for one way reinforced slabs and road surfaces2. when depth of the concrete to be vibrated exceeds 250 mm3. where immersion vibrations are impracticablea)1, 2 and 3b)1 and 2c)2 and 3d)1 and 3Correct answer is option 'D'. Can you explain this answer?.
Which of the following statements are the advantages of surface vibrators?Surface vibrators are best suited1. for one way reinforced slabs and road surfaces2. when depth of the concrete to be vibrated exceeds 250 mm3. where immersion vibrations are impracticablea)1, 2 and 3b)1 and 2c)2 and 3d)1 and 3Correct answer is option 'D'. Can you explain this answer? for Civil Engineering (CE) 2024 is part of Civil Engineering (CE) preparation. The Question and answers have been prepared according to the Civil Engineering (CE) exam syllabus. Information about Which of the following statements are the advantages of surface vibrators?Surface vibrators are best suited1. for one way reinforced slabs and road surfaces2. when depth of the concrete to be vibrated exceeds 250 mm3. where immersion vibrations are impracticablea)1, 2 and 3b)1 and 2c)2 and 3d)1 and 3Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following statements are the advantages of surface vibrators?Surface vibrators are best suited1. for one way reinforced slabs and road surfaces2. when depth of the concrete to be vibrated exceeds 250 mm3. where immersion vibrations are impracticablea)1, 2 and 3b)1 and 2c)2 and 3d)1 and 3Correct answer is option 'D'. Can you explain this answer?.
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