Utvändiga avloppssystem

Kommittébeteckning: SIS/TK 156 (Plast)
Källa: ISO
Svarsdatum: den 12 maj 2020
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This document specifies a test method for assessing the initial (short-term) tangential ring stiffness of riser shafts for thermoplastics inspection chambers or manholes.

Kommittébeteckning: SIS/TK 156 (Plast)
Källa: ISO
Svarsdatum: den 12 maj 2020
Se merSe mindre
 

This document specifies methods of test for the resistance of the base of thermoplastics inspection chambers and manholes to external soil and ground-water pressure after installation.

Kommittébeteckning: SIS/TK 156 (Plast)
Källa: ISO
Svarsdatum: den 12 maj 2020
Se merSe mindre
 

This document specifies a method of testing the resistance of the upper assembly of inspection chambers and manhole components against surface and traffic loading.

It is not applicable to requirements for testing the cover and frame. Those requirements are specified in EN 124 or other standards, depending on the material.

NOTE Upper assembly components normally include shafts or risers, cones, telescopic adapters and near surface components.