ConcreteFor undergraduate courses in concrete construction. Intended for the second course on concrete materials. This text presents a unified view of concrete behavior in light of a body of chemical and physical principles. |
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Page 208
... slump and temperature of concrete made with two maximum sizes of aggregates . Each curve represents the average ... slump loss " is approximately linear with time , although it is greatest in the first 1⁄2 to 1 h after mixing . Since the ...
... slump and temperature of concrete made with two maximum sizes of aggregates . Each curve represents the average ... slump loss " is approximately linear with time , although it is greatest in the first 1⁄2 to 1 h after mixing . Since the ...
Page 215
... slump consists of a general subsidence of the mass , without any breaking up . Shear slump often indicates a lack of cohesion ; it tends to occur in harsh mixes , or in mixes prone to segregation . Shear slump may indicate that the ...
... slump consists of a general subsidence of the mass , without any breaking up . Shear slump often indicates a lack of cohesion ; it tends to occur in harsh mixes , or in mixes prone to segregation . Shear slump may indicate that the ...
Page 216
... slump values are the same . In addition , the slump test cannot differentiate between different low- workability concretes , which may all give " no slump . " Concretes with slumps less than 25 mm should be tested by another procedure ...
... slump values are the same . In addition , the slump test cannot differentiate between different low- workability concretes , which may all give " no slump . " Concretes with slumps less than 25 mm should be tested by another procedure ...
Contents
concrete as a material | 1 |
historical development of concrete | 8 |
proportioning concrete mixes | 9 |
Copyright | |
24 other sections not shown
Common terms and phrases
addition admixtures air content air-entraining alkali aluminate American Concrete Institute amount ASTM bond C₂S calcium hydroxide calcium silicates calcium sulfate capillary pores cause cement compounds cement content cement paste Chapter chemical clinker coarse aggregate composition compressive strength corrosion cracking creep crystals depends determined drying shrinkage durability effect entrained ettringite expansive cements fibers fineness flexural formwork fresh concrete grading gypsum hardened heat of hydration hydrated cement hydration products increase kg/m³ kiln loading materials maximum measure method mix design modulus of elasticity moisture content monosulfoaluminate mortar occur oxide particles porosity portland cement pozzolan prestress problems raw feed reactive retarding sand setting shown in Figure sieve slag slump specific gravity specimen steel strength development strength of concrete stress structure sulfate attack surface Table temperature tensile strength tensile stresses thermal Tricalcium aluminate Type volume w/c ratio water-reducing workability