Pipework

A dense run of grey and rust-coloured pipes fills this section of the Portland Cement Works Precinct at Williwa Street, Portland. The conduits branch, cross, and double back across one another, a fixed record of a processing operation that once ran at a scale most regional towns never approached. By 1959 the plant was producing 226,796 tonnes of cement and 18,144 tonnes of lime per year. Pipework like this was the nervous system of that output. The site began as a limestone quarrying and lime-burning operation in 1863, when Thomas Murray was granted 61 acres and built the first kilns. A succession of operators followed, each attempting to push the site toward modern Portland cement production, until the Commonwealth Portland Cement Company was registered in December 1900 and production began in 1902 under the "Union" brand. By 1912 the company was producing approximately 40% of all Portland cement manufactured in Australia. Ownership changed hands across the twentieth century: Associated Portland Cement Manufacturers UK assumed control in the late 1940s, Blue Circle Southern Cement Ltd took over in 1974 following a merger with BHP, and Boral Limited acquired the business in 1992. Cement production had already ceased in November 1991. The limestone quarries continued operating until 1998, supplying crushing material to the Maldon works, before the plant was decommissioned. The Portland Cement Works Precinct was added to the NSW State Heritage Register in August 2012 (SHR #01739), recognised across all seven significance criteria. What this photograph records is the pipework as it stood in 2018: surfaces oxidised to rust, the grey metal dulled and flaking, nothing moving through the conduits. The scale of the installation is still legible. The function is not.