How Well Do You Know the NBC’s Soundproofing Standards?
Connaissez-vous bien les normes d'insonorisation du CNB ?
Construction Canada

AI Article Summary
Construction Canada offers a weekly quiz based on feature articles. This week's quiz, related to the evolution of soundproofing standards in the National Building Code of Canada, traces enhancements from a 45 dB sound transmission requirement in 1941 to modern STC and ASTC standards. The article invites readers to test their knowledge on these significant changes, which are crucial due to increasing concerns about soundproofing in residential buildings.