A hired crane was being used to lift a generator from a temporary barricaded area onto a low-bed. After the load was slung, the operator began lifting the load which was beyond the load bearing capacity, the weight proved to be too heavy for the crane to sustain , causing the crane cabin to get dislodged from its position. The boom along with the generator dropped to the ground causing damage to the crane and the generator. No personnel involved in the activity were injured