A 12.80 lb sample of quartzite was found to have the following amounts of material retained on each sieve/pan: ½ in. 0 lb, 3/8 in.= 1.20 lb, No. 4 = 4.87 lb, No. 8 = 3.58 lb, No. 162.09 lb, No. 30 0.90 lb, pan = 0.27 lb. a. Calculate the fineness modulus of the aggregate. b. Is this sieve analysis valid for acceptance purposes? Explain why. c. What is the ASTM size number of this aggregate?

A 12.80 lb sample of quartzite was found to have the following amounts of material retained on each sieve/pan: ½ in. 0 lb, 3/8 in.= 1.20 lb, No. 4 = 4.87 lb, No. 8 = 3.58 lb, No. 162.09 lb, No. 30 0.90 lb, pan = 0.27 lb. a. Calculate the fineness modulus of the aggregate. b. Is this sieve analysis valid for acceptance purposes? Explain why. c. What is the ASTM size number of this aggregate?

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter1: Introduction

Section: Chapter Questions

Problem 1.5.5P: The results of a tensile test are shown in Table 1.5.2. The test was performed on a metal specimen...

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