Port engineers, ECOncrete test premier precast Coastlock installation

The Port of San Diego and ECOncrete Tech Ltd. have begun a three-year demonstration along Harbor Island to gauge interlocking Coastal Tide Pool Armor precast units’ structural and marine species-friendly aspects. The eight-sided, 7,200-lb. Coastalock units appear as two pyramids connected at their bases; round block outs on multiple planes create holes for lifting hardware and, ultimately, habitat passageways.

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