In the picture is a distribution graph of the sphericity of a sample of aggregate materials. The test was done using the Aggregate Imaging System (AIMS) that evaluates the shape characteristics of aggregates. What does the graph and quantitative results tell us about the representative sample?
In the picture is a distribution graph of the sphericity of a sample of aggregate materials. The test was done using the Aggregate Imaging System (AIMS) that evaluates the shape characteristics of aggregates. What does the graph and quantitative results tell us about the representative sample?
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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In the picture is a distribution graph of the sphericity of a sample of aggregate materials. The test was done using the Aggregate Imaging System (AIMS) that evaluates the shape characteristics of aggregates. What does the graph and quantitative results tell us about the representative sample?

Transcribed Image Text:articles in Range
Average 0.713
Std. Deviation 0.085
Median
100
Cummulative % of Particles
90
70
60
50
40
30
20
10
0
0.0
Mode 0.699
0.1
Lov (s 0.5)
Moderate ( 0.5-0.6)
High (0.6-0.8)
Extreme (0.8-10)
Out of Range
0.0%
13.67
15 68.27
4 18.2%
101
m
AIMS Sphericity Distribution
Low
Moderate
0.2 0.3 0.4 0.5 0.6
High
DO
AIMS Sphericity (SP)
(≤0.5) 0.0%
(≤ 0,6) 13.6%
(≤0.8) 81.8%
-0<n<0
-20 < n < 20
-30 <n< 30
(≤ 1.0) 100.0% n<-30 or n>30
1
Extreme
0.8
More Spherical →
e
14 63.6%
22 100.0%
22 100.0%
0.0%
--12.5 10.50) 0.5inch Coars
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