1 High altitude: 1,500 to 3,500 metres (4,900 to 11,500 ft) - The onset of physiological effects of diminished inspiratory oxygen pressure (PiO 2) includes decreased exercise performance and increased ventilation (lower arterial PCO 2).
Structural Iron / Steel Worker Salary. (United States). Men make up the majority of Structural Steel Workers in the United States, bringing in about $18.59 per hour. Pay generally varies between $12.81 per hour and $30.32. Unfortunately, some people in this line of work are without benefits â about two-fifths lack coverage. On the flip side, more than half have medical insurance and nearly two in five receive dental plans.
Half of aerospace engineering technicians made between $50,180 and $73,510 per year, while the highest-paid 10 percent made $87,370 or more a year. Average salaries for this occupation by state ranged from a low of $43,860 in New York to a high of $73,460 in Indiana.ccording to the Bureau of Labor Statistics, mechanical engineering technicians earned an average of $25.88 an hour in 2012, and reported an average annual salary of $53,830.