There have been many ice ages during the last 2.6 million years but when people talk about the Ice Age, they are often referring to the most recent glacial period, which peaked about 21,000 years ago and ended about 11,500 years ago.
It costs roughly â¦ $11-$13 for the materials and contractors average about $5-$8 per square foot for labor, not including steps. For example, my company charges approximately $18 per square foot to build a deck.
Labor tasks - Layout and install synthetic decking on existing deck support framing using exterior grade fasteners. Composite Decking cost estimates may require an onsite inspection. Usually these estimates will be free. You should expect any estimate to be presented with an in-depth sales pitch/presentation. Low to High labor cost range differences are in part due to variations in work load, job location and seasonal wage rates.