Gardai in Longford seized plant and machinery worth an estimated €50,000 at Shroid on the outskirts of Longford town yesterday.
It followed a search of an industrial unit.
Gardaí seized plant and machinery suspected of being stolen; including a double horse box, three mini rollers, two mini diggers and a JCB tipper.
Gardai say yesterdays operation is a follow up to searches carried out in Longford on the 29th November, which uncovered plant, tools, cars, vans and car parts.
There were no arrests and the operation is on-going.