Abstract: This Digest discusses the atmospheric factors of time-of- wetness, pollution and temperature and how these affect the corrosion of metals. Data are presented for the time-of- wetness at a number of exposure sites, and a correlation is given for the duration of relative humidity ranges at coastal and inland centres. Levels of pollution by SO are also given for the major cities.
Abstract: This digest gives a brief review of the degree of accuracy one can expect to obtain with various methods of setting out and the results obtained in some surveys of precast concrete panels, cast in place concrete columns and actual joint widths on a finished building.
Abstract: This Digest summarizes in tabular form the types of coatings to be used on different substrates for service conditions inside and outside buildings. The standard numbers of the Canadian Government Specifications Board (CGSB) for different coatings are also included.
Abstract: This Digest discusses the nature of floor vibrations and how they affect people and structural safety. It outlines guidelines for design, suggestions for correcting unsafe factory floors and discusses briefly vibrations of footbridges.