Articles tagged “IANL”

BB93 School Acoustic Design Guide 2015 — Every Classroom Type, Every Requirement

BB93:2015 specifies acoustic requirements for 14 distinct room types in UK schools — from standard classrooms (RT60 ≤ 0.6s) to SEN rooms (≤ 0.4s). This is the complete guide with every table, every IANL limit, compliance evidence, and a worked example for a new-build primary school.