Product Manual

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Classification Particle Diameter
Range
Percentage(%)
Fine gravel
3.4 to 2.0 mm
Less Than 3 %
Very coarse sand
2.0 to 1.0 mm
Less Than 10 %
Coarse sand
1.0 to 0.50 mm
20 to 40 %
Medium sand
0.50 to .25 mm
20 to 40 %
Fine sand
0.25 to 0.15 mm
Less Than 20 %
Very fine sand
0.15 to 0.05 mm
Less Than 5 %
Silt
0.05 to 0.002 mm
Less Than 5 %
Clay
Less Than 0.002 mm
Less Than 3 %
Classification Particle Diameter
Range
Percentage(%)
Gravel
Greater Than 4.75 mm
0%
Gravel
4.75 to 3.4 mm
Less Than 5 %
Fine gravel
3.4 to 2.0 mm
Less Than 20 %
Very coarse sand
2.0 to 1.0 mm
Less Than 20 %
Coarse sand
1.0 to 0.50 mm
25 to 50 %
Medium sand
0.50 to .25 mm
25 to 50 %
Fine sand
0.25 to 0.15 mm
Less
Than 10 %
Very fine sand
0.15 to 0.05 mm
Less Than 5 %
Silt
0.05 to 0.002 mm
Less Than 5 %
Clay
Less Than 0.002 mm
Less Than 3 %
Table 3
USGA Specifications
www.usga.org
USGA Recommendations for a method of putting green construction
10% Max
At Least
60%
20%
Max
M
10% Max
ASTM Specifications
(American Society for Testing and Materials) ASTM.ORG
F-2396-04 Construction of High Performance Sand-Based Rootzones
30% Max
At Least
60%
15% Max