Christine Beall Christine Beall, NCARB, CCS, is a member of ASTM Committees C-12 (Masonry Mortar), C-15 (Manufactured Masonry Units), and E-6 (Building Performance). She has more than 30 years' experience in the design, specification, construction, and inspction of residential, commercial, institutional, and industrial buildings. Christine is the author of the McGraw-Hill publications, Concrete and Masonry Databook and Thermal and Moisture Protection Manual. Read More Read Less