What loadings are box culverts designed for?

Posted by & filed under Design.

Precast concrete box culverts have traditionally been used as channels to divert watercourses where new construction creates a barrier to the natural pathway of flow. They are strong, durable and are available in a wide range of sizes. This makes box culverts extremely versatile and has resulted in them being used for other applications including:… Read more »

What is the maximum jetting pressure acceptable for concrete pipes?

Posted by & filed under Pipes & Manholes.

In the UK, high pressure water jetting is widely used to clean and mostly to clear blocked sewer pipelines – often as an emergency operation. The European Standard BS EN14654-1:2014 Management and control of operational activities in drain and sewer systems outside buildings, Part1: Cleaning, states that “Maximum safe working pressures to avoid damage will… Read more »