10. Water for mixing concrete must be: potable, not cause corro sion, may have e
ID: 1866501 • Letter: 1
Question
10. Water for mixing concrete must be: potable, not cause corro sion, may have efflorescence rinka-rrosive, lest hny agents with more than 1000 PPM drinkable, less than 500 PPM, non-corrosive po table, drinkable, not have agents potable, non-corrosive, less than 1000 PPM 11. What is PCA? Statistcal Pros ed 12. Name three methods by which soils can be tested for bearing capacity Strengn b)Jesist ance oslales 13. What s the definition of sld ok? x Some tain 0 That s rads 3 Salid is extremey next ezze Identify the parts of Portland cement generally used in building construction, and explain their usages 14. 15. Identify and explain the ingredients (and their relationships) of concrete?Explanation / Answer
10. c) potable, non-corrosive, less than 1000 PPM
11) PCA -- principal certifying authority
12) plate bearing Test , SPT test, CBR test
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