Acoustic measurement and reporting is the engineering service that measures site acoustic conditions (RT60, dB, STI, vibration) with accredited Class 1 instruments and reports them per EN ISO 16283 / 3382 standards. It serves as an official document for building inspection, court testimony, insurance and acoustic design.
What is acoustic measurement?
Acoustic measurement is the engineering work of determining a space's or building's acoustic performance parameters with accredited instruments under standard procedures and on record. Unlike estimation or experience-based assessment, it is documented in numbers, certified, and legally valid.
Which parameters are measured?
- Rw (sound transmission loss): for building elements (EN ISO 16283-1)
- ΔLw (impact noise reduction): for floors (EN ISO 16283-2)
- Facade Rw + Ctr: outdoor traffic noise (EN ISO 16283-3)
- RT60 (reverberation time): room acoustics (EN ISO 3382-2)
- STI: speech intelligibility
- Environmental noise (LAeq, LA90): on-site dB measurement
- Vibration: structural acceleration measurement
Which instruments are used?
- Class 1 sound level meter (accredited)
- Dodecahedron speaker (omnidirectional reference source)
- Tapping machine (impact noise simulation)
- Accelerometer (vibration measurement)
- Real-time spectrum analyser
- Outdoor dB data loggers
When should measurement be done?
- Pre-design current-state assessment
- Post-application performance verification
- Neighbour complaint or legal proceedings
- For building-inspection report
- Environmental compliance check
- Insurance damage valuation
- Court acoustic testimony
Report content
- Site description and room sketch
- Instrument accreditation information
- Measurement method (standard reference)
- Detailed data per frequency band
- Calculated performance values
- Assessment against standards
- Conclusions and recommendations
- Engineer signature and seal
Lead time and cost
A single-room measurement is 2-4 hours of fieldwork + 1-2 days reporting. A whole building / facility is 1-3 days site + 1 week report. Investment varies with the scope of the report.
Certificates
All measurements follow EN ISO 16283 (on-site sound transmission), EN ISO 3382 (room acoustics), EN ISO 9612 (workplace) standards. Instruments are accredited Class 1 with up-to-date annual calibration.
Features
On-site acoustic measurement and noise source analysis
Detailed engineering with professional simulation software
Certified material selection (BS476 Class 0, UNI 9175)
Meticulous installation and execution with our experienced team
Final measurement and performance warranty report
Process
Survey & Measurement
On-site survey and acoustic measurement.
Simulation & Design
Simulation with acoustic software, detailed quote.
Installation
Turnkey installation with certified materials.
Verification & Report
Final measurement, performance report, warranty.
Technical Specifications
| Application Standard | BS476 Class 0, UNI 9175 M1, Firex |
|---|---|
| Typical Noise Reduction | 25-45 dB (project-dependent) |
| Installation Time | Confirmed after survey (1-15 days) |
| Warranty | Measured result + 2-year workmanship warranty |