In modern engineering projects, the coexistence of construction activities with the urban and natural environment requires strict control.

Therefore, environmental vibration measurements are the only objective means to ensure the structural integrity of buildings and the peace of mind of residents. EXORIXI S.A. applies the most advanced digital monitoring protocols, offering complete transparency and legal coverage to each project.

Environmental vibration measurements. Vibration control in buildings: Why is it necessary?

Any blasting or use of heavy machinery produces seismic waves that propagate through the ground. Specifically, Vibration testing in buildings allows engineers to evaluate the stress that a concrete frame or a historic structure is subjected to.

In addition, digital recording prevents the appearance of cracks and structural failures. At the same time,the existence of certified measurements protects the company from unfounded complaints, as it proves compliance with international safety standards.

What is PPV (Peak Particle Velocity) and why do we care?

The most important parameter in the measurements is the Peak Particle Velocity (PPV)maximum speed of vibration of the soil particles. Essentially, PPV is the most reliable indicator for assessing the probability of causing damage.

The experts at EXORIXI S.A. analyze PPV in function of frequency (Hz). However, a simple measurement is not enough. The use of advanced vibrographs that record movement on all three axes simultaneously, so that we have the full magnitude of the oscillation.

Legislation and limits. The DIN 4150-3 standard

Greek legislation and international best practices are largely based on the German standard DIN 4150-3. Consequently, the vibration limits are determined depending on the type of construction:

  1. Industrial buildings. They allow higher vibration limits due to their robust construction.
  2. Residential buildings. Require lower limits to avoid “aesthetic” damage (e.g. hairline cracks in plaster).
  3. Historical Monuments. They impose the strictest possible limits for the protection of cultural heritage.

The strict adherence to these limits through the Environmental Measurements ensures that the project progresses without interruptions and legal adventures.

Frequently Asked Questions (FAQ)

What are the permissible vibration limits in residential areas? 

According to DIN 4150-3, the limits for residential buildings usually range between 5 and 20 mm/s for low frequencies. EXORIXI S.A. adjusts the vibrographs to immediately alert (alarm) in case these values ​​are approached.

How is vibration control carried out in buildings? 

We place special sensors (accelerometers) in the foundations or at the highest points of the structure. The data is transferred in real time to a cloud platform, allowing immediate evaluation by our engineers.

What is the importance of PPV in explosions? 

PPV indicates the intensity of the shock received by the ground. It is key for blasting planning, as it allows the calculation of the maximum allowable amount of explosive per time step (delay).

What does a company gain from environmental measurements? 

Beyond legal protection, measurements allow for production optimization. When we know exactly how the soil reacts, we can plan more efficient operations without endangering the environment.

Environmental vibration measurementsare not an obstacle, but the necessary “safety net” for every modern project. Finally, EXORIXI S.A. combines top-notch equipment with scientific training, transforming legislation from an obligation into a competitive advantage for its partners.

Contact us to analyze the needs of your project.

For more information about the operations of our company  and our services , you can visit our services page and contact us to find the solution that best suits your needs.

Here you can see some projects undertaken and completed by our company.

Here you can see some videos of our company.