Or perhaps that's just some kind of 'stablisation stance' to offset the reckless risk of riding around in digger buckets

We'll leave the talking here to Willie Shaw, who snapped this picture. He says: “Caught in the act in Ireland, a friendly housebuilder! Not only are there two in the bucket, the signage structure is worrying. Would you buy a house from this man?”

Men in  digger bucket