วันเสาร์ที่ 7 พฤษภาคม พ.ศ. 2554

How to Build a Gravity Retaining Wall

A gravity wall is a retaining wall that uses the weight of the blocks combined with the friction of the blocks, gravel and soil to give the structure its strength. Gravity walls do not use geogrid reinforcement. This video shows how to build an Allan Block gravity wall. Allan Block is a mortarless system that requires no concrete, grout, or pins to hold it together. You can find many more videos, photos, literature, estimating tools and more regarding retaining walls, AB Courtyard Collection seating walls and the AB Fence product at www.allanblock.com.



http://www.youtube.com/watch?v=vpjBtH8NFkg&hl=en

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