# 1985 York
Over the past three years the Authority has been examining materials used for the laying of mains and services. With the introduction of MDPE to the Water Industry this has given the opportunity to examine this new material and compare i t with the more traditional pipelaying materials. In order to carry out this work a programme of field trials has been undertaken t o monitor the performance and costs in connection with the laying of hlDPE mains and services.
Author(s) : Thompson
PVC in the third Millennium - this sounds fantastic! How can an old fashioned - as some people believe - plastics material continue to grow and develop further in this new and even faster emerging new millennium? PVC is under more and more competition in the pipe industry from other polymers such as PE and PP but also...