Industry Research

TEPPFA industry research database contains reports on various characteristics of plastic pipes.

Design of buried thermoplastic pipes study

The study is the old version (dated back in 1999) of the Design of large diameter buried PE and PP pipes without internal pressure report ...

Design of large diameter buried PE and PP pipes without internal pressure report

This report aims to advise a method to calculate the long-term deflection and resistance against buckling for large diameter plastic pipes. ...

Report on Assessment of Test Data, Sand Box Testing, Cubic Thermoplastic Boxes according to EN 17152-1

Reservoirs for infiltration, attenuation and storage of stormwater, which are made of cubic thermoplastic boxes according to EN 17152-1 [4] create ...

Life Cycle Assessment studies of pipes

The Vienna Institute of Environmental Management compared different pipe materials used for water supply and sewer applications. More commonly know...

Energy consumption - GUA study

A comprehensive study carried out by PlasticsEurope and GUA, an Austrian environmental consultancy has important implications for the use of plasti...

Clay versus Plastics

Some rather inconsistent information is sometimes disseminated about the nature of non-plastic pipes and the nature of plastic pipe systems. TEPPFA...

Technical study on the design of thermoplastic pipe systems

In 1999, a key technical study was concluded regarding the design of thermoplastic pipe systems. This project resulted in a much better understandi...

Behavior of plastic pipe systems in response to dynamic ground movements

A wide body of technical evidence for choosing plastic pipe systems on the basis of their behavior to accommodate dynamic ground movements is revie...

Legionella in Drinking Water Systems

Legionella in Drinking Water Systems – an issue that does not depend on the pipe material used! Results of an ofi stu...

Plastic Manholes- Frequently asked questions on Manholes

Plastic manholes and inspection chambers have been applied in sewer networks for the last twenty years. The benefits of plastic manholes and inspec...

PVC and PE sewer pipes - longer lifelines for sustainable headlines

Signs of our old age may be obvious. But appearances can be deceptive. So how can we trust such signs on face value? Dutch scientific study of PVC ...

Pipe failure research report. Prof. Dr.-Ing. Stein & Partner GmbH

Leaking sewers are a growing problem but a European study could change all that. The independent study called the Sustainable Municipal Pipes or SM...

100 Year service life of polypropylene and polyethylene gravity sewer pipes

Polypropylene and polyethylene (collectively known as polyolefin) sewer pipes have been widely used for over 40 years and have an established track...