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1940s, 50s, and 60s
- The asbestos cement (AC), or transite pipe, was first introduced in North America in 1929. AC pipe was a common choice for potable water main construction during the 1940s, 50s, and 60s.
www.safewater.org/fact-sheets-1/2017/1/18/asbestos-in-water-and-asbestos-cement-water-pipes
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Jan 24, 2024 · Hundreds of thousands of miles of pipes made from asbestos cement deliver drinking water to people around the world, but are reaching the end of their lifespan and starting to degrade....
- Katharine Quarmby
Feb 1, 2019 · A t one time in the United States, the use of asbestos cement (AC) pipe in drinking water distribution systems was very popular. It was first installed as early as the 1930s with the peak of installation in the mid-20th century.
Asbestos cement pipes, known for their durability and strength, were commonly used across the world from the early 1900s through to the 1980s. These pipes had many qualities including resistance to corrosion and an ability to withstand high pressure, making them a good choice for water distribution systems.
In some localities erosion of asbestiform rocks leads to naturally occurring asbestos fibres 28 in water sources used for drinking-water. Human activities may also lead to contamination of surface 29 waters. 30
According to the United Utilities 15% of drinking water pipes in the north west contain asbestos which was used as a binding agent many years ago (10th. November 2023).
The widespread use of asbestos cement pipes in distribution systems has raised concerns that the fibres found in water may be a danger to health. A study carried out in the UK found that some drinking waters can contain up to 1 million asbestos fibres per litre, with more than 95% of these being less than 2 microns in length ( WRc, 1984 ).
