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What is the difference between pins, tongue and groove, rear lip, or clips that the various segmental wall systems use? Is one better than the others?

April 26, 2017clips Groove lip pins rear segmental Tongue various wall

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What is the difference between pins, tongue and groove, rear lip, or clips that the various segmental wall systems use? Is one better than the others?

1 Answer

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10 Posted

There is very little difference between them. They simply serve to connect the units together and create a set-back. A wall develops resistance to soil pressure through the weight of the block, batter of the wall, and friction between the units.