And quality control of concrete construction dwg

Summary of several books, documents and manuals which some say we must take action, in case that the weather changes or reach a drastic with different place to which are used to climate , sometimes the lack of experience with some limited.also additives and properties of a particular items characterized and function of each one. also have a correct approach for monitoring and concrete work done in order to ensure that will resist what is pointing in plans as much with salt water or other properties in excess as surplus and other materials can cause less resistance.