WAVIN ITALIA TEGRA 600 - Колодец и крышка

According to standard PN-B-10729: 1999 and UNI-EN 476: 2000, TEGRA 600 is defined as a non-accessible inspection chamber with an internal diameter of 600 mm.‎ The chamber consists of three basic elements: - base, - extension tubes, - closures (concrete support rings, telescopic adapters, cast iron manhole covers and gratings) The manhole covers and gratings comply with standard UNI-EN 124: 2000.‎ The support elements are approved by The Road and Bridge Research Institute (IBDiM).‎ The bases of the chambers are monolithic elements made of polypropylene with an additional outer bottom and coupling sleeves with ball joint for the connection of PVC and PP Wavin X-Stream sewer pipes.‎ Areas of application: - maximum installation depth up to 6m in the presence of groundwater - areas subject to heavy traffic SLW 60 (load class D400), - maximum permissible groundwater level 5m Inspection pit and cover