Pisa2 is the most versatile residential and commercial retaining wall block on the market today. Use Pisa2 to construct projects from low walls to high walls.
APPLICATIONS – Design and build projects such as planters, steps, grill islands, pillars, seat walls and water features. Can be used for straight and curved installations (Radius 5’ is the tightest radius).
CAPACITY – Gravity walls up to 39” (1m). Geogrid reinforced walls up to 20 ft. (6.1m).
RECOMMENDED BASE STABILIZATION – one layer of DriveGrid™ stabilization grid between subgrade and base material. Use under Standard Base or Permeable Base.
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).
ALTERNATIVE PERMEABLE BASE – Min. 6” – 8” of ¾“ clear 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.)