WAVIN ITALIA TEGRA 1000 - Колодец для инспекции и крышка

TEGRA 1000 NG, with corrugated extension element, is the sewer manhole with an internal diameter of 1 m with personnel access for inspection and maintenance operations.‎ The manhole conforms to the safety requirements of the UNI EN 476 standard, and also meets the requirements of the UNI EN 13598-2 standard for plastic inspection chambers installed in depth and capable of withstanding heavy traffic loads.‎ Scope of application - installation depth up to 6m, - heavy traffic areas SLW60, load class D400, - maximum permissible groundwater level 5m.‎ The structure of the TEGRA 1000 NG consists of five elements: - base with hydraulic profiles, - corrugated extension element, - eccentric cone 1000/600 to allow the installation of manhole covers, - staircase, - manhole covers.‎ Inspection pit and cover