Structural Iron Workers Local #1 Benefit Funds is a union pension fund based in Forest Park, Illinois. Established in 1966, the plan is a welfare benefits plan that is maintained for the purpose of providing medical, voluntary sterilization, physical exam, prescription drug, dental, vision, hearing, employee assistance program and life insurance benefits for its members and their dependents and accidental death and dismemberment and short-term disability benefits for them when they meet the eligibility requirements. It is sponsored and administered by the fund's board of trustees, which is the named fiduciary of the plan. The assets are managed by the executive team.