Question No. 3 (15 points) In order to evaluate the suitability of non-potable water available at the job site for mixin

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Question No 3 15 Points In Order To Evaluate The Suitability Of Non Potable Water Available At The Job Site For Mixin 1 (26.71 KiB) Viewed 34 times

Question No. 3 (15 points) In order to evaluate the suitability of non-potable water available at the job site for mixing concrete, six standard mortar cubes were made using that water and six others using potable water. The cubes (2x2 inch) were tested for compressive strength after 7 days of curing and produced the following loads to failure (in pounds) Non Potable Potable 16,500 16,800 15.900 16,000 16.100 17.600 15.200 17.000 16,350 16,900 15,500 16.800 Based on these results only, would you accept that water for mixing concrete according to ASTM specification? Show your calculations II a. b. According to ASTM, are there other tests to be performed to evaluate the suitability of that water Discuss briefly