Gas liberation at the surface refers to all types of gas emissions at grade level, regardless of origin:

• Natural gas emission from underground
• Gas emissions associated with abandoned mines and backfilled shafts
• Gas escaping from old refuse dumps or other polluted sites

We offer the following services associated with investigating gas emissions on the surface:

• Measurements with FID, infrared and heat tonality recording equipment
• Gas sampling and analysis
• Mapping of gas emission zones
• Installation of equipment for monitoring room air
• Assessment of hazards
• Planning of abatement and protection concepts