Design a PCC mix for the following Design a PCC mix for the following scenario:

Question

Design a PCC mix for the following

Design a PCC mix for the following scenario: Design Environment: Unreinforced Slab in Minneapolis, Minnesota Consider the city to be a cold climate with severe weather Required design strength: 4500 psi Slab thickness: 18 inches Statistical data indicate a standard deviation of compressive strength of 200 psi (more than 30 samples) Only air entrainer allowed Air entrainer: Manufacturer specification is: 0.20 fl oz/1% air/100 lb cement Course aggregate: Fine aggregate: Cement 1 Vz nominal maximum size crushed stone Bulk oven dry specific gravity 2.5 Absorption 0.2% Oven-dry rodded density 125 pcf Moisture content 1.5% Natural sand Bulk oven dry specific gravity 2.45 Absorption 0.2% Moisture content 4% Fineness modulus 2.8 Specific gravity 3.15

Explanation / Answer

http://classes.engr.oregonstate.edu/cce/winter2012/ce492/Modules/05_mix_design/05-7_body.htm

this would be helpfull

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