6) What are the three methods for measurement of tensile strength of concrete? Indicate which methods give the highest and the lowest tensile strengths for a given type of concrete with the same f'c.

Q: 2. In a ready-mix concrete plant, cylindrical samples are prepared and tested periodically to detect…

A:

Q: Discuss the concept of high-performance concrete. Discuss some of its properties that make it…

A: - High performance concrete (HPC) is a type of concrete engineered to be stronger and more robust…

Q: Three 100*200 mm cylindrical concrete specimens were tested for 28 days compressive strength and…

A: Solution: Given: Three Compress strengths of same concrete sample: C1=25.5MPa C2=28.6Mpa C3=24.8MPa…

Q: In the context of concrete structures, what is shrinkage? How does it occur? Discuss the factors…

A: Shrinkage:-  The decrease in either length or volume of material results from changes in moisture…

Q: Three concrete cylinders are cast in the field and cured on site. After 3 days they are brought and…

A: Given, Failure load for sample 1 = 212000 N  Failure load for sample 2 = 225000 N

Q: Explain why shape, surface texture, and gradation are more important for aggregate use in normal…

A: Aggregates is useful in construction as a major material for the proper mix of concrete and strength…

Q: What is the effect of water–cement ratio on the permeability of hardened concrete? How does…

A: The water-cement ratio is the ratio of the weight of water to the weight of cement. The Water-cement…

Q: what are the effects of aggregates in the performance of concrete?

A: ‘Aggregate’ is a term used for any particulate material that may  includes gravel, crushed stone,…