CEM2047-Carbonation in subbase-Sandwitch Structure Carbonation upper subbase layer (not coloured) Post author By Morris De Beer Post date September 25, 2020 No Comments on CEM2047-Carbonation in subbase-Sandwitch Structure Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.