Photo: The 'claw' or 'thumb' attachment on an excavator crunches through decorative concrete block walls like a parrot's beak on a soda cracker. It is the skill of the operator that allows portions of the building to be pulled down and separated into component parts without causing the entire structure to fall apart in an uncontrolled manner. - Anderson, CA

See larger The 'claw' or 'thumb' attachment on an excavator crunches through decorative concrete block walls like a parrot's beak on a soda cracker. It is the skill of the operator that allows portions of the building to be pulled down and separated into component parts without causing the entire structure to fall apart in an uncontrolled manner.

Photo by George L. Winship, Editor

The "claw" or "thumb" attachment on an excavator crunches through decorative concrete block walls like a parrot's beak on a soda cracker. It is the skill of the operator that allows portions of the building to be pulled down and separated into component parts without causing the entire structure to fall apart in an uncontrolled manner.

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