The grading of three aggregates is given below. a) Calculate the percent passing for a combined aggregate which is a blend of 30% (by weight) aggregate A, 45% aggregate B and 25% aggregate C. b) Determine the fineness modulus of aggregate B. c) How much percent of fine aggregate having fineness modulus of 3.00 should be mixed with sample Aggregate B to decrease its fineness modulus to 4.50? % Passing Aggregate B Sieve size Aggregate A Aggregate C Combined Aggregate 1-1/2" 3/4" 3/8" # 4 100 100 56 60 23 100 40 # 8 65 25 #16 45 22 12 0. #30 #50 11 0. #100 9.

The grading of three aggregates is given below. a) Calculate the percent passing for a combined aggregate which is a blend of 30% (by weight) aggregate A, 45% aggregate B and 25% aggregate C. b) Determine the fineness modulus of aggregate B. c) How much percent of fine aggregate having fineness modulus of 3.00 should be mixed with sample Aggregate B to decrease its fineness modulus to 4.50? % Passing Aggregate B Sieve size Aggregate A Aggregate C Combined Aggregate 1-1/2" 3/4" 3/8" # 4 100 100 56 60 23 100 40 # 8 65 25 #16 45 22 12 0. #30 #50 11 0. #100 9.

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter18: Bituminous Materials

Section: Chapter Questions

Problem 8P: Given four different types of aggregates to be used to produce a blended aggregate for use in the...

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