Problem l: What are the four (moisture)ns or statusfoaggregates? (10 Points) Pro

Question

Problem l: What are the four (moisture)ns or statusfoaggregates? (10 Points) Problem 2: A sample of aggregate has moisture content of 10%. Its absorption capacity is 4%. What is the weight of moisture (or water content) in 100 lb of this sample? And what is the oven-dry weight of this aggregate sample? , and what is the weight of free water (or surface water) in this sample? (15 point) Problem 3: Fill the missing data in the sieve analysis test calculation (show calculation) 10 points) Sieve Size Sieve Weight Percent Percent Sieve + Percent & No. Wight (g) aggregate (g) retained (g) retained coarser finer than than (%) 6.83 93.17 71.76 780 760 750 760 720 350 1067 1660 2100 1990 1085 421 Total weight 287 900 6.83 21.41 28.24 3/8" #4 #8 Pan 29.26 8.68 98.31 1.69 10.37 1.69 0.00 89.63 1230 365 71 3038 100 Instructor: Wei Zheng

Explanation / Answer

1.

The four conditions of moisture are:

1. Oven dry condition

2. Air dry condition

3. Saturated surface dry condition

4. Wet condition

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