standard(1. Something considered by an authority or by general consent as a basis of comparison. 2. An object regarded as the most common size or form of its kind. 3. A rule or principle that is used as a basis for judgment. 4. An average or normal quality, quantity, or level)
standard for building industry(A norm or measure applicable in legal cases for any enterprise involved in the construction, remodeling or finishing of enclosed structures for habitation)