Freebase(0.00 / 0 votes)Rate this definition: Turnstiles. Turnstiles is the fourth studio album by American singer-songwriter Billy Joel, released on May 19, 1976. In part, Joel recorded the album as a celebration of his return to New York City after a sojourn in California.
The 2002 report, titled âCorrosion Costs and Preventive Strategies in the United States,â includes results indicating that the annual estimated direct cost of corrosion in the United States was $276 billion. The study led Congress to develop a Corrosion Policy and Oversight Office within DoD.
Even innovative materials that appear on construction sites can degrade, either by these well-understood mechanisms or through exotic, sometimes surprising, reactions and processes. Steel â Corrosion is the most common and expensive form of material degradation for construction steels, including concrete reinforcement. The U.S. Department of Transportation estimates that the annual direct cost of corrosion in the United States is a staggering $276 billion.