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The CM4 concept®
7500 structures designed, fabricated and erected since 1983. Patented modular arch structures divided longitudinally and transversely into prefabricated reinforced concrete elements. The entire ring comprises a circular vault supported on two curved sidewalls forming a base with either external footings or joined together with an invert..
Features
• Flexible structure
• Span from 2.5 m up to 20 m
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• Height of embankment from 0.60 m to 25 m
• Thickness of shells from 180 mm to 350 mm
• Designed for soil-structure interaction
Advantages
• Standard geometric modular solution to suit the application
• Rapid installation
• Aesthetic appearance
• Economical and competitive solution
• Quality control |
History
