In cold climates or in very low-energy buildings, installing insulation below the ground cover is recommended. When a slab is poured over the ground in this application the temperature and humidity conditions in the crawlspace become very stable and essentially identical to the interior.
Per USDA standards, a dozen small eggs weigh at least 18 ounces, which is around 1.5 ounces per egg. A dozen medium eggs should weigh a minimum of 21 ounces, which is around 1.75 ounces per egg. A dozen large eggs weighs at least 24 ounces, which is 2 ounces per egg on average. Extra-large eggs should weigh a minimum of 27 ounces for a dozen, which is an average of 2.25 ounces per egg. Jumbo eggs weigh at least 30 ounces per dozen, which is around 2.5 ounces per egg. Learn more about Chickens.
Here in the US we have different size eggs: medium, large, extra-large, and jumbo. The large the egg, the more egg goodness inside the egg. Large eggs are about 57 grams or 3 1/4 tablespoons of egg. Extra-large eggs are about 64 grams, or 4 tablespoons of egg.