Recommended Base Stabilization – one layer of DriveGrid™” stabilization grid (or as specified by engineer) between subgrade and base material. Use under Standard Base Gravel or Permeable Base Gravel. Recommended depth 8” to 10” below pavers for maximum stability and performance.
Standard Base – Min. 6” – 8” of ¾” Crusher Run gravel (any road base standard in accordance with ASTM-D2940) compacted to 98% Standard Proctor Density (SPD).
Standard Bedding Course – 1” thick of coarse sand– in accordance with ASTM-D2940 screeded over base.
Alternative Permeable Base – Min. 6” – 8” of ¾“ clear (ASTM No. 57) open-graded stone compacted to achieve full particle lock-up and consolidation. (Clear open-graded does not compact but does consolidate slightly by rattling the particles together.)
Alternative Permeable Bedding Course – 1” thick of 1/4” clear open-graded chip stone – (ASTM No. 8 or 9) screeded over base.
| brand | UNILOCK |
|---|---|
| Color | AVORIO, CORVARA, MODENA, VIVANTO |
$ USD
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