"Bet they didn't tamp down the hard-core with an Elephant !"
(From an old Post of mine: ..."The other loss was a valuable item of Government property. I've said that new concrete tracks were being laid. Before you pour concrete, you have to put in hardcore and ram it down. They had no steamrollers, but a Works and Bricks elephant made a very good substitute. Jumbo "marked time" ponderously, helping himself to any edible vegetation within trunk reach. His "mahout" (keeper) moved him a few feet from time to time as the job required"...)