The biggest iron mine. The worlds biggest open pit iron mine can be found near Hibbing, Minnesota. At its maximum, the area covered by the Hull Rust open pit mine is five miles (8km) long, 2 miles (3,2km) wide and 535 feet (180m) deep. It looks like a man-made Grand Canyon of over 2,000 acres (8,1kmÂ²).
Nearly two-thirds of plans provide employer matching contributions today. Most common is a dollar-for-dollar up to a specific agreed percentage of pay which is commonly up to 6% of yearly income. The employer matching program is any potential additional payment to an employeeâs 401(k) plan.
Retirement Planning Contribution Limits for Employer-Sponsored Retirement Plans A summary of annual contribution limits for 401(k), 403(b), SEP, SIMPLE, money purchase and profit-sharing retirement plans. Certain limits may vary; check with your employer for the specifics of your plan. Please note that the information provided in the table is for the 2018 tax year.