Post Date: 06 Jun, 2018
Status: Approved
Building Bulletin 93 (BB93) 2015 has been approved as an acceptable method for spaces within education buildings to comply with Feature 74, Part 4 for projects in the United Kingdom. Note that Table 1 of BB93 also includes noise level limits for administration and ancillary spaces and states that “Where a type of room is not listed, the nearest approximation should be used."