IKT

IKT – Institute for Underground Infrastructure

IKT-tested: Adapter ring makes old manholes HGV-proof

Posted 04. November 2016
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Adapter ring on manhole cone

Sewer manholes in roads have a lot to put up with. They are exposed not only to vertical, but also to horizontal loads. For this reason, newer types of manhole cover are secured against lateral displacement. However, older types of manhole, with no such security, are still predominantly found in roads. For these, there is now an adapter ring available that is claimed to prevent displacement. IKT has tested this…


New test system for large diameter pipes – IKT hands over a MAC system to Eau de Paris

Posted 30. September 2016
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Hand-over of the MAC system

It was lucky that IKT scientist Stefan Bretz, B. Eng., was not required to sit still on this day – he would have been much too excited, because this was when he finally handed over to the customer the MAC system, which an IKT team has spent three years developing and several months building. And not to just any ordinary customer, but to Dr. Olivier Thépot of Eau de Paris…


More than just water-tightness: Requirements for private site drainage systems

Posted 25. August 2016
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graphics of site drainage system

There are many water management and operational targets for wastewater systems which can be achieved only if private site drainage is included, as early as the conceptual planning stage concerning construction, operation and rehabilitation. This is legally supported by identical technical requirements for both private and public sewers in the German Water Management Act. Municipalities are therefore obliged to provide timely information and advice to site owners on both technical…


IKT International Masterclass “Sewers and Pipelines: Construction, Operation and Maintenance”

Posted 08. August 2016
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Pipeline networks

Get the experts‘ overview of the major issues in sewerage and their technical background, refresh your existing knowledge, and get an update on international developments – at the IKT International Masterclass “Sewers and Pipelines: Construction, Operation and Maintenance”. The course is focussed on sewerage, however, it offers insights for other types of pipe networks as well.


Inspecting pressure sewer pipes: Potential, requirements and results

Posted 17. June 2016
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pressure sewer pipe test rig

Pressure sewer pipes are well down a sewer operator’s list of their favourite parts of the network. Because there are no inspection or maintenance ports. Because the precise location of the pipe is often not known. Because numerous bends obstruct the flow. They can be found in practically all drain and sewer networks, but their characteristics and their special design confront sewer network operators with a real challenge when it…


IKT Comparative Test: Coatings for a watertight manhole shaft

Posted 14. June 2016
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manholes in IKT's large-scale test facility

Can wastewater manholes be rehabilitated so that they remain permanently watertight? What are the benefits and the drawbacks of mortar coating, plastic coating and lining. What quality can be expected? This first comparative product test in this field gives you the answers!