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Cailler.org Engineering Forum Index  Quiz Statistics 
 Concrete technology  
After reading the question, select the correct answer beside it!
What are the main adjunctions necessary to create a high temperature-resistant concrete mix design?    Air-entrainer and retarder
   Ice water and cooled aggregates
   Blast furnace slag and binder
   Refractory cement and binder
What are the main adjunctions to a mix design to be allowed to pour in hot-weather countries?    Air-entrainer and accelerator
   Ice water and cooled aggregates
   Blast furnace slag and binder
   Silica fume and binder
What is the main adjunction necessary to create a frost-resistant concrete mix design?    Retarder
   Air-entrainer
   Refractory cement
   Coal Fly-ash
What is the main adjunction necessary to create a self-compacting concrete mix design?    Air-entrainer
   Super-plasticizer
   Silica fume
   Refractory cement
What are the main adjunctions necessary to create a high-strength concrete mix design (>40MPa)?    Coal Fly-ash and super-plasticizer
   High-alumina cement and super-plasticizer
   Blast furnace slag and super-plasticizer
   Silica fume and super-plasticizer
What is the main adjunction necessary to create an acid and sulphate-resistant concrete mix design?    Super-plasticizer
   High-alumina cement
   hydrophilic polymer fibers
   Polypropylene fibers
  



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