Manholes are structures made of resistant concrete and in various sizes. The bottomless manhole models are used for well service and as an irrigation manhole.
The manholes are used to service wells or as irrigation manholes. This manhole model has windows that facilitate the passage of water and improve ventilation.
Characteristics of the 70 x 70 bottomless service chests
Interior measurements 60
- Concrete manhole intended for services: manholes, irrigation manholes, etc.
Mass concrete, with a minimum resistance of 35 N / mm2.
Quality control carried out through tests in approved laboratories.
Measurements 70 X 70 X 30 Cm. EXTERIOR
Measurements 60 x 60 cm. INTERIORS
Window diameter: 45 cm
Number of windows: 3/4
Weight: 110 kg
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