PART X — ENVIRONMENTAL CONTAMINANTS 



NOISE AND VIBRATIONS 



Source 



Definite Effects 



Possible Effects 



Traffic 



Aircraft (including sonic 

 boom) 



Recreational 



Official (bells, sirens) 



Technological— building 

 construction, paving, etc. 



Domestic noise 



Vibrations 



1. Temporary loss of hearing 



2. Impairment of rest and communication 



3. Sensory irritation 



8. Permanent hearing loss 



9. Temporary hearing loss 



10. Impairment of rest 



11. Impairment of communication 



12. (Damage to property) 



14. Temporary hearing loss 



15. Interference with rest 



16. Interference with communication 



17. Sensory irritation 



19. Temporary loss of hearing 



20. Sensory irritation 



21. Temporary hearing loss 



23. Impairment of rest and 

 communication 



25. Discomfort 



4. Progressive hearing loss 



5. Increased social disorganization 



6. Contributory to cardiovascular disease 



7. Impairment of circulatory function 



13. Aggravation or cause of mental illness 



18. Aggravation of tension-related 

 conditions 



22. Progressive hearing loss 



24. Produces tension 



26. Articular and muscular disease 



27. Adverse effects on nervous system 



326 



