PURPOSE: the support and covering element of the manhole is the upper part of the manhole cover and provides access to the channels with underground utilities of domestic and industrial sewerage and water supply. They are recommended for installation on urban highways with heavy traffic of all types of motor vehicles.
TYPE OF LUCK: main manhole, corresponds to type TM GOST 3634-99 (D400 EN124) and Technical Requirements of JSC "Mosvodokanal".
Operating conditions - UHL1 according to GOST 15150-69. Material - high-strength cast iron VCh-40 according to GOST 7293-85.
Weight - 88 kg. Rated load - 40 tonnes.
Manhole dimensions - Ø 800; H=200mm. Dimensions of the opening - Ø 600 mm.
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