Need for Noise Maps:
- ISO14000 or EMAS Certification / environmental license IPPC
- Evidence to third parties (auditors, supervision, NGO) compliance with noise legislation when measurements are inconclusive
- Difficulties to stop the activity: possibility of alternative method APA: measure ambient noise and calculate particular noise / residual noise
- Noise problems with neighborhood
- Identify major sources of noise and definition of noise control action plan, with objectives, budget and schedule set
