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.
They tend to make less than most types of mechanics, reporting an average wage of $15.47 an hour and an average salary of $32,180 a year to the BLS in 2013. Motorboat mechanics, who repair the engines and electrical systems of small watercraft, made an average hourly wage of $17.99 and an average annual salary of $37,430.