31. The sandstone was quarried here up until the late 1960s with infilling of the quarry in 1973. 32. The Port Lands surrounding the facility were created by infilling the delta of the East Bayfront residential neighbourhood. 33. He noticed the large stones on either side of the east window, with rough infilling under them. 34. Photographs from the 1950s also show a rear addition with a skillion roof infilling part of the verandah. 35. With the addition of three tower blocks built in the 1960s and some infilling in the subsequent years. 36. The infilling material is internally faulted as shown by lateral discontinuities seen in the ground penetrating radar profiles. 37. This pattern of development with 18th and 19th century stone buildings is identifiable today, though with recent infilling . 38. The focus of the town is a large square, formed partly by infilling of the shallow inner harbour. 39. Faulting has occurred within the sandstones, because of basin extension during and after the infilling of the basin. 40. Some infilling of the ground floor occurred in order to equalise the pressure on the walls from the mound.
