The steel material only accounts for about one-third of the total framing cost. Two-thirds of the cost goes into fabrication, erection, and other labor costs. Like archeng59, I often add steel tonnage in order to have a more repetetive building that cuts down the labor costs.
1 A change in skin color is due to an underdeveloped circulatory system. 2  Babies often exhibit mottling of the skin due to their immature circulatory system. 3  The nerve supply to the fine blood vessels on the upper skin layer is still immature.
The next time your child has a cold or upper respiratory illness, review this list to see if your child may have any of these symptoms that may be signs of breathing problems. 1  Central cyanosis - Blue or gray coloring to the skin of the face or chest. It is pretty obvious to most parents that if their child turns blue, they are probably having breathing problems. But central color change is the most important thing to look for, not just brief changes in fingers or toes.