Earthquake-proofing with sonic

The new patented sonic pile-anchor technology, developed by Canadian engineer Ray Roussy, is now providing earthquake protection.

Earthquake-proofing with sonic Earthquake-proofing with sonic Earthquake-proofing with sonic Earthquake-proofing with sonic Earthquake-proofing with sonic

It has taken more than 50 years for sonic drilling research to come full circle and back to one of its earliest uses as a pile driver.

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