Connect up all pipe work connections to the base using the recommended procedure for ring seal and polysewer structured wall pipes.
Rodding eye inspection chamber.
You should also use one whenever any drainage pipe changes direction horizontally by more than 30 or when there is a straight run of more than 22m.
Rodding eye 22 metres 22 metres 45 metres 45 metres access fittings 12 metres 22 metres 22 metres inspection chamber 22 metres 22 metres 45 metres 45 metres manhole 45 metres 100 metres shallow access chambers up to 600mm deep to be polypipe terrain 4di600 fittings with a 4difc1 top unit.
Rodding eyes and access chambers should be used to enable all parts of the underground drainage to be cleared and to allow removal of blockages.
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Backfill using as dug or granular material up to a point just.
These should either be accessible through an inspection chamber or a rodding eye.
Sanitary pipework needs to be ventilated to avoid air from the pipework and drains from escaping into the building.
Install the chamber base unit on at least 100mm of granular material.
Inspection chambers are a crucial part of any drainage system as they allow for testing inspection and cleaning of the system.
The key point to remember is that every point on any drainage system should be accessible from an inspection chamber or a rodding eye.
An inspection chamber is a clean out generally installed at the property line of a building and a rodding eye is a removable cover on the opening within a drain pipe that helps remove an obstruction by drain rods.
Deep inspection chamber system allowing for space around the unit to work in.
Watching the installation of below ground drainage around a typical residential property and explaining the principal fittings required.