List of Contributions

Sixty years ago the Portland Cement Association recommendation was to fill the new joints in aisles with strips of lead and peen the surfaces to make them flush with the floor. I suppose that would not be environmentally acceptable now, but the principle was to firmly support the edges subject to steel ...

If I remember the Portland Cement Association information sheet I used to use for "Cylindrical Tanks Without Prestressing," the concern was with holding the contents. If the tank would do that, the wind was not a significant factor. ------------------------------ Richard Albright P.E., F.ASCE, F.SEI ...