Guides to Surface Water Drainage

Surface water management is the process of managing the course water takes over land to prevent flooding. Various linear drainage systems can be used such as channel drainage, slot drains,...

When it comes to choosing culvert pipe we would generally recommend either HDPE plastic or galvanised steel. These pipes serve the essential purpose of conveying water, stormwater and other fluids...

A gully is a drainage system often found at the side of a road or pavement, designed to collect and channel surface water into the sewer system. Over time, leaves,...

Twinwall couplers are an important component in the construction industry, particularly in the field of drainage and water management. They are designed to connect two twinwall pipes together to create...

In this blog, we will discuss the key properties of both twinwall ducting coil and twinwall pipe alongside their fundamental differences. At Cotterill Civils, we are committed to finding the...

It may be clichéd, but the small changes we can all make have a huge impact - especially in the construction industry. As one of the main contributors to climate...