When engineers made plans to reinforce and upgrade the carrying capacity of the Empire State Building’s mast and tower, they had to protect pedestrians below.
A May 30 settlement in a convoluted legal dispute over an array of project issues on a much-delayed and overbudget bus-rail hub in a Washington, D.C. suburb, has brought parties less than they hoped for.
California, Oregon and Washington are among the states moving forward with regulations and road maps for the construction and operation of building- and district-scale graywater capture and treatment systems for non-potable-water use, such as toilet flushing and irrigation.