Recommendations for Grasspave2


Courtesy of Invisible Structures, Inc.

For passenger vehicles & light trucks, 8” minimum base, for utility truck and fire lanes, 10” minimum base. (Base depth thinner than this must be approved by site engineer.)

Recommended base: Sandy Gravel material from local sources commonly used for road base construction, passing the following sieve analysis.

Base material consisting of lime rock should be mixed with well-draining sand (ASTM C-33) at 30% to ensure long-term permeability.

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