About ASTMâ¦. Two New Journals. â¢ Advances in Civil Engineering Materials covers topics relating to the. properties and performance of civil engineering materials, such as concrete, asphalt, steel, polymers and polymeric composites, and wood.
A census is the procedure of systematically acquiring and recording information about the members of a given population. The term is used mostly in  connection with national population and housing censuses; other common censuses include agriculture, business, and traffic censuses.
An enumeration district, as used by the Bureau of the Census, was an area that could be covered by a single enumerator (census taker) in one census period. Enumeration districts varied in size from several city blocks in densely populated urban areas to an entire county in sparsely populated rural areas. Enumeration district maps show the boundaries and the numbers of the census enumeration districts, which were established to help administer and control data collection.