31. Despite the re-direction of sewage into brick lined channels and pipes in the 19th century, the beck remains polluted still. 32. Two were ready for brick lining on 1 November 1865, one on 1 January 1866 and another on 13 Feb 1866. 33. Adjacent to the kitchen wing is a large brick lined underground water tank to which is connected a hand operated pump. 34. Built in 1885 at a cost of ?, 600, it featured a spire of 135 feet and a brick lined interior. 35. This involves grouting between the tunnel lining and the surrounding ground, and drilling and inserting metal bars within the brick lining . 36. The brick lined passages and cells were extensively modified during World War II for use as emergency headquarters and air raid shelters. 37. The matte taphole is normally a hole through a water-cooled copper block that prevents erosion of the refractory bricks lining the furnace. 38. The chimney is an Eskom type chimney comprising four 301 metre high refractory brick lined concrete fluor of 4.6 metre diameter each. 39. The bricks lined seven tiered tank which is approximately 65 X 35 meters in dimension having two bathing ghats on southern and western wings. 40. With its majestic old oaks and brick lined pathways, it is more park than cemetery and is a centerpiece of Charlotte's Fourth Ward Historic District.
