François-xavier Marquis Sàrl

Founded in 2007, François-Xavier Marquis sàrl offers services in the areas of natural hazards, the environment, technical geology and geothermal energy.

Services range from basic diagnostics to design and implementation of measures.

To respond to these issues, he employs a team of specialists trained at universities and polytechnics.

Areas of competence

- Natural hazards

o Maps of dangers

o Alarm and emergency response plans

o Maintenance plans for water courses

o Protection structures maintenance plans

or Complete analysis of hydrographic basins

o Determination of phenomena and dangers

o Estimated potential damage

o Hydrological and hydraulic analysis and modelling (a flood and detritic flows)

o Trajectory analysis and modelling (mass and landfall)

or Development of security projects

o Job management and monitoring

o Reporting and analysis of events

o Analysis of local risks and sizing of object protection measures

- Environment

o Environmental impact studies and alerts

or Dimensionment and construction of water collection structures

o Studies and reclamation of polluted sites

o Disposal of yard waste

or Investigations on asbestos and radon

o Demolition work monitoring

or Delimitation of drinking water collection protection zones

or Dimension of clear water retention structures and infiltration

o Revitalization of water courses

o Hydrological and hydraulic evaluations in hydroelectric operations

- Technical geology

o Organization and relief of drilling and test wells

o Determination of geotechnical characteristics of soils and rocks

o Determination and sizing of protection measures for goods and persons

or Dimensionment of ground and rock structures

or Dimensionment of structures.. .