Is it advisable to paint wooden form work to reduce moisture and form oil absorption? these are small scale concrete forms used in a lab. They are reused often.
does anyone know of any recycled materials that can be used to replace new cement in a high strength concrete mix, other than the basics like fly ash, slag, and silica fume? I have some grout taken from post tensioning ducts, would that even be a possibility, or would it pretty much be fully...
