Question: a. Develop some of the factors that affect concrete strength, when using machine at a construction project site. b. Deformation occurs on freshly lay
a. Develop some of the factors that affect concrete strength, when using machine at a construction project site. b. Deformation occurs on freshly lay concrete when it finally set or harden Criticize various causes for dimensional changes in the hardened concrete. c. Timber has been one of the material uses for the construction of roof. Explain with a short note on defects in timber due to defective seasoning and conversion.
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Solution a Incorrect watercement ratio may also be some of the factors affecting the strength of con... View full answer
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