Careful attention to building layout can help keep costs low. For example, mechanical rooms adjacent to classrooms require STC 60—an expensive wall to build, and better avoided through changing the layout. Locate classrooms and core learning spaces away f

Careful attention to building layout can help keep costs low. For example, mechanical rooms adjacent to classrooms require STC 60—an expensive wall to build, and better avoided through changing the layout. Locate classrooms and core learning spaces away from noisy exterior spaces such as athletic fields, roadways, and parking lots, as well as noisy interior spaces such as mechanical rooms, bathrooms, kitchens, music rooms, cafeterias, and gymnasiums.