D
=
Bin diameter
a
=
Funnel orifice diameter
Supports
c
=
Bin height
b
=
Aggregate head
H
=
Pouring height
φ
=
Containter diameter
h
=
Container height
Bin
c
D
b
Funnel
a
Bin Shutter
Large Pan for
Particle Collection
H
Figure 7. Schematic description of
pouring device.
φ
Container
h
1
Beach
Pebble
Sandstone
101
102
103
Crushed
Natural
Gravel
Gravel
104
105
Figure 8. Effect of aggregate type on
1/2 5/8 in.
106
No. 3 4
specific rugosity.
No. 8 10
No. 20 30
No. 60 80
0
4
8
12
16
20
24
28
32
36
Specfic Rugosity, Srv (%)
6
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