Protection against natural hazards

With today's increasingly dense populations and road expansion, the vulnerability of infrastructures to natural hazards is increasing. The scale of damage has thus risen in the past decades, due to the influence of natural hazards. With our interdisciplinary team, we provide solutions involving natural hazards that range from recognising hazards to implementing shelters.

Rockfall protection nets - Mümliswil-Ramiswil, Solothurn (Picture: ©JoBersier)

CSD expert mounting a radar reflector, Schöllenen

Endangered area, Val Parghera, Chur

CSD consultancy for protective structures on roads - Rhaetian Railway

Our services in detail:

Coping with events:

  • Initial assessment after a natural disaster or event has occurred
  • Determining immediate actions
  • Expert advice on rescue teams, crisis units, authorities, etc.


Recognising hazards and their assessment:

  • Documentation in the area (maps of the phenomena)
  • Modelling processes
  • Intensity maps
  • Danger maps


Risk analyses:

  • Risk analyses
  • Cost-benefit analysis of protective measures


Project planning of protective measures

  • Securing rocks and inclines
  • Safety nets to guard against falling rock
  • Protective embankments
  • Drainage systems
  • Building dams in creeks and rivers
  • Measures to protect buildings


Rope access work:

  • Initial assessments after fall incidents
  • Inspection of rockfaces and protective structures
  • Installation of measuring equipment for monitoring


Monitoring and alarm systems:

  • Early warning and alarm systems
  • Use of the most modern surveillance technologies, such as laser scan or terrestrial radar interferometry
  • Crack monitors, extensometres, inclinometres, rip chords
  • Measurement of precipitation and run-off
  • Automatic alarm systems (SMS, e-mail, radio communication, red-light signals)
  • Online data access and WebGIS solutions
  • High-resolution deformation camera for monitoring landslides, rock instabilities and glaciers. It can be permanently installed (the camera is attached to a support and powered by a solar panel) or removed after each survey. Economical, precise and flexible system for any type of terrain with automatic image processing.

 

Prevention through simulation

MeinisbergA mud flow (unconfined debris flow, often referred to as slope failure or slope-type debris flow) is a fast moving mixture of debris (pebbles, wood, soil, vegetation cover) and water originating on a steep slope.
In our video animation, you can see the simulation of a mudslide and its course in a subdivision with some houses. CSD ENGINEERS SA can propose and implement preventive measures based on these simulations.

YOUR CONTACT PERSON(S)

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Renaud Chantry

Geological engineer ULg and UCL
Expert in environmental geology and natural hazards

© 2025 CSD ENGINEERS

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