How do you ensure quality of concrete?
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How do you ensure quality of concrete?
The slump test measures the consistency of freshly mixed concrete of medium consistency and is the most widely used method for assessing its workability. It involves filling a conical mould with a sample of wet concrete mix, compacting the sample and then lifting the cone.
How do you prepare ready mix concrete?
Prepare the ground where the concrete will be poured the day before delivery – this gives adequate time to iron out any problems. Ensure the ground is level, remove debris and use an appropriate subgrade that has been sufficiently compacted. Check your frame/formwork before the concrete arrives.
What do you understand by ready mix concrete explain its suitability of application in construction?
Ready-mixed concrete is used in construction projects where the construction site is not willing, or is unable, to mix concrete on site. Using ready-mixed concrete means product is delivered finished, on demand, in the specific quantity required, in the specific mix design required.
How do you ensure the quality of concrete on site during construction?
Concrete should be protected from hot and cold weather at early ages. Concreting should not be done at temperature below 4.50C and above 400 In very hot weather water and aggregates should be cooled. Retarders of approved quality can be used. In very cold weather water and aggregates should be heated.
How do you prepare the ground before pouring concrete?
How to Prepare the Ground Before Pouring Concrete Slab
- Dig the ground down to the proper depth.
- Smooth out the ground with the flat side of a rake so that you have a level surface.
- Tamp the ground with a hand tamper or mechanical tamper.
- Pour 2 inches of small, rounded gravel for additional drainage needs.
What is benefit of ready mix concrete?
The primary advantages of using ready mix concrete include: a high quality product, lower costs, an eco-friendly process, and saving time for your business.
What is quality control concrete?
Definition: actions taken by an organization to provide and document assurance that what is being done and what is being provided are in accordance with the contract documents and standards of good practice for the work.- ACI Concrete Terminology.