Equipment Type

SMART New Heavyweight

Weighing in at 33,810 pounds, Ingersoll Rand's double-drum DD-158HFA compactor is designed with what IR calls SMART technology.

December 01, 2004

DD-158HFA Weighing in at 33,810 pounds, Ingersoll Rand's double-drum DD-158HFA compactor is designed with what IR calls SMART technology. SMART systems include automatic matching of vibration frequency to the selected amplitude; automatic control of rolling speed; automatic regulation of water-flow rates to match speed; and automatic shut-down of trailing-drum vibration on cold, hard surfaces at the beginning of operations. The roller provides eight amplitudes, and vibration frequencies range from 2,500 to 3,400 vpm. Estimated list price: $244,000.

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