CONCRETE TECHNOLOGY

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Across
  1. 4. Measure of concrete’s workability or consistency
  2. 8. ease with which concrete can be mixed,placed and finished
  3. 9. calcium sulfoaluminate hydrate mineral formed during cement hydration
  4. 10. Intermediate product from the cement kiln;ground to make cement
  5. 11. Water rising to the surface of freshly placed concrete
  6. 12. A flat,horizontal structural element,often part of a floor or roof
Down
  1. 1. Admixture used to slow down the setting time of fresh concrete
  2. 2. Maintaining temperature and moisture for concrete strength gain
  3. 3. Process of removing entrapped air from fresh concrete,usually by vibration
  4. 5. Voids left in concrete due to failure of mortar to fill spaces between aggregates
  5. 6. material(usually steel bars)embedded in concrete to resist tensile forces
  6. 7. Cement’s ability to retain volume and not crack upon hardening