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What are the advantages and disadvantages of reinforcing and prestressing concrete?
Wiki User
∙ 8y ago
Advantages of Pre-cast Concrete
- Pre-cast concrete slabs are usually the correct size as it is manufactured off site.
- Pre-cast concrete saves a lot of time on site as it is manufactured off site.
- Pre-cast concrete also saves a lot of space on site as pre-cast concrete is usually on site when required.
- Pre-cast concrete saves money in terms of labour on site as pre-cast concrete can usually be assembled by semi skilled operatives.
Disadvantages of Pre-cast Concrete
- Pre-cast concrete lacks design and dimension flexibility as the manufactures may only have fixed shapes and sizes.
- Pre-cast concrete may affect the construction programme as the delivery on site may not always be on time.
- Pre-cast concrete may incur addition financial costs as delivery on site may not always be on time.
- Pre-cast concrete allows for a very small margin for error as the incorrect dimensions of pre-cast concrete may result in changing the entire design.
Wiki User
∙ 13y ago
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What is the definition of post tensioned concrete?
Post tensioning is the prestressing of a concrete member by tensioning the reinforcing tendons after the concrete has set
What has the author Hong Shik Kim written?
Hong Shik Kim has written: 'An investigation of prestressing steel beams' -- subject(s): Steel bars, Reinforcing bars, Prestressed concrete
Minimum grade of concrete for prestressing?
M40
What are the advantages and disadvantages of concrete pond?
1Sorting is easier 2 good qualified ponds
What are the advantages and disadvantages of concrete mixer?
Advantages: - can mix the cement with aggregates easily. - also can save time. - less energy is needed.
What are the advantages and disadvantages of compacting concrete using a vibrator?
The main disadvantage of compacting concrete using a cement vibrator is the noise. The advantages of compacting concrete using a cement vibrator is to remove trapped air and excess water which then allows the concrete settle firmly.
What has the author A S Safier written?
A. S. Safier has written: 'The application of prestressing to improve the stability of precast concrete structures'
How does concrete cure?
what is the purpose of reinforcing bars in a spread footing
What are concrete beams for?
As I would interpret the question, I would refer to the nature of reinforcing to be placed within the concrete. Often in large beams, the reinforcing steel may be made up separately in "cages" and set in place for the concrete pour. The reinforcing may be comprised of shear, bending, torsional, and specialized support components.
What are frameworks for concrete beam?
As I would interpret the question, I would refer to the nature of reinforcing to be placed within the concrete. Often in large beams, the reinforcing steel may be made up separately in "cages" and set in place for the concrete pour. The reinforcing may be comprised of shear, bending, torsional, and specialized support components.
What is the difference between a concrete block and a brick block?
A concrete block is made from concrete, a brick block is made from brick. They are two different building materials. Both have their respective advantages and disadvantages.
What is one of the things you are trying to accomplish when consoliating concrete?
ensure concrete bonding around the reinforcing steel
