Retaining Wall Calculator
Calculate materials for block, timber, or concrete retaining walls
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How to Use This Calculator
Wall length/height.
Select material.
Calculate blocks/gravel.
Understanding Retaining Wall Calculations
Gravity wall.
Hydrostatic pressure.
Drainage.
Batter.
Formula & Calculations
Face Area / Block Size
Gravel Vol = L x H x 1ft
Key Factors to Consider
Drainage pipe
Geo-grid
Base course
Backfill
Frequently Asked Questions
1Max height DIY?
4 feet typically.